County Index - Essex
- P&P Technology LTD - Essex - Braintree
- ron & Steel Fabrications Ltd. - Essex - Dunmow
- (Fast ) International Inc - Essex - Basildon
- (Fast.) International Inc. - Essex - Basildon
- .1ST B T Skips - Essex - Basildon
- 1 Stop Cleaning Services - Essex - Harlow
- 1 Stop Fire Protection - Essex - Harlow
- 1 Stop Office Solutions - Essex - Harlow
- 1 To 1 Services Ltd - Essex - Leigh on Sea
- 11 59 Productions - Essex - Chelmsford
- 1st 4 Carpet Cleaning - Essex - Leigh on Sea
- 1st 4 Fencing - Essex - Leigh on Sea
- 1ST Air Ltd. - Essex - Chelmsford
- 1ST Anglia Blinds - Essex - Barking
- 1ST Call Luxury Limousines - Essex - Ilford
- 1st Containers UK Ltd - Essex - Rainham
- 1st Direct Cars Ltd - Essex - Basildon
- 1ST For Staff Ltd. - Essex - Rainham
- 1ST Julies Driving School - Essex - Chelmsford
- 1ST Line Recruitment Ltd. - Essex - Buckhurst Hill
- 1ST Platinum Limousines - Essex - Leigh on Sea
- 1ST Safe & Sound Ltd - Essex - Chelmsford
- 1ST Stop Coaches Ltd - Essex - Southend on Sea
- 1ST Stop Direct Com - Essex - Brentwood
- 1T Computers - Essex - Buckhurst Hill
- 2 U Computers - Essex - Saffron Walden
- 20-20 Vision - Essex - Colchester
- 2000 Construction Ltd - Essex - Colchester
- 21 Supplies Ltd - Essex - Chelmsford
- 21ST Century Contract Services Ltd - Essex - Romford
- 21ST Century International - Essex - Rochford
- 21ST Century Locksmiths - Essex - Dagenham
- 24 7 Interiors Ltd - Essex - Harlow
- 24-7 - Engineering Ltd. - Essex - Tilbury
- 24-7 Boxes and Packaging - Essex - Colchester
- 24-7 Cctv Security Ltd. - Essex - Basildon
- 24-7 Locksmith Services Ltd - Essex - Colchester
- 24/7 Boxes & Packaging - Essex - Colchester
- 247 Response - Essex - Basildon
- 24HR Emergency Locksmiths - Essex - Buckhurst Hill
- 24HR Zippy Locksmith - Essex - Loughton
- 3 D Air Sales Ltd (Colchester) - Essex - Colchester
- 3 T Digital Group - Essex - Ilford
- 360 Degrees IT Recruitment - Essex - Loughton
- 3C Technology Ltd - Essex - Colchester
- 3D Optical Systems Ltd - Essex - Halstead
- 3GVISION Ltd - Essex - Wickford
- 3r Environmental Technology Ltd - Essex - Waltham Abbey
- 3R Remediation Regeneration Renewables Ltd. - Essex - Chelmsford
- 3R Telecom Ltd. - Essex - Epping
- 3waysRCS - Essex - South Ockendon
- 4 Scene Productions Ltd - Essex - Braintree
- 4 Seasons Conservatories - Essex - Romford
- 4 Tek IT Solutions - Essex - Braintree
- 4-11 Consultants Ltd. - Essex - Colchester
- 4site Implementation - Essex - Basildon
- 4TEC Ltd. - Essex - Chelmsford
- 4X4X4 Ltd. - Essex - Brentwood
- 5 Elements Ltd - Essex - Ilford
- 600 Machinery International - Essex - Colchester
- 600 Uk Ltd - Essex - Colchester
- 7 Packaging Co. Ltd - Essex - Barking
- @ Architect Ltd. - Essex - Hornchurch
- A Barber & Son (Colchester) Ltd. - Essex - Colchester
- A Cox & Son Ltd. - Essex - Saffron Walden
- A Davidson - Essex - Manningtree
- A Markham & Sons Ltd. - Essex - Basildon
- A Osborn & Sons Ltd - Essex - Clacton on Sea
- A Smith Gt Bentley Ltd. - Essex - Colchester
- A T Computing Services Ltd. - Essex - Ilford
- A Wilson & Sons (Islington) Ltd. - Essex - Waltham Abbey
- A & A Skip Hire - Essex - Waltham Abbey
- A & B Leamon & Sons - Essex - Harlow
- A & B Plant Hire - Essex - Rayleigh
- A & D Waller Ltd. - Essex - Ongar
- A & Dp Ltd - Essex - Colchester
- A & H Ashby - Essex - Colchester
- A & H Commercial Printers - Essex - Ilford
- A & J (City) Ltd - Essex - Halstead
- A & J Fasteners - Essex - Benfleet
- A & J Motor Services - Essex - Saffron Walden
- A & J Recruitment Ltd. - Essex - Brentwood
- A & K Office Products Ltd - Essex - Southend on Sea
- A & M Office Services Ltd. - Essex - Brentwood
- A & M Rotary - Essex - Witham
- A & M Rotary - Essex - Witham
- A & M Tiling (Chelmsford) Ltd. - Essex - Chelmsford
- A & P Curtains - Essex - Billericay
- A & P Joinery - Essex - Romford
- A & R Blinds - Essex - Colchester
- A & R Board Sales Ltd. - Essex - Grays
- A & R Engineering Ltd - Essex - Clacton on Sea
- A & S Plant & Tool Hire Ltd. - Essex - Basildon
- A 1 Bacon Co. Ltd. - Essex - Harlow
- A 1 T D Skips - Essex - Romford
- A 2 M Services - Essex - Benfleet
- A A C Electric Ltd - Essex - Brentwood
- A A Inflatables - Essex - Harlow
- A A S Auto - Essex - Brentwood
- A A Windsor - Essex - Chelmsford
- A Abbey Group - Essex - Harlow
- A and A Bodies - Essex - Wickford
- A and A Carton Supplies - Essex - Harlow
- A and L Fabrications Ltd - Essex - Dagenham
- A and P Electrical Solutions - Essex - Epping
- A and R Engineering Ltd - Essex - Clacton on Sea
- A Archer - Essex - Dunmow
- A B Tools Ltd. - Essex - Rainham
- A B C Blinds & Signs - Essex - Rainham
- A B C Wizards Ltd. - Essex - Loughton
- A B Chair Frames Makers - Essex - Waltham Abbey
- A B Clarke & Son - Essex - Colchester
- A B I - Essex - Wickford
- A B I Construction Ltd. - Essex - Colchester
- A B L Envelopes Ltd. - Essex - Chelmsford
- A B M Marquees - Essex - Basildon
- A B Metalworks Ltd - Essex - Dunmow
- A Barrie & Sons - Essex - Colchester
- A Bit of Help Ltd. - Essex - Harlow
- A Brooks Service - Essex - Rayleigh
- A C Bray & Sons - Essex - Braintree
- A C D Safes & Security - Essex - Basildon
- A C G Publications - Essex - Witham
- A C L Electrical Ltd. - Essex - Waltham Abbey
- A C Partridge Ltd. - Essex - Benfleet
- A C Sexton Farms - Essex - Colchester
- A C Structures - Essex - Rainham
- A Clarke & Sons Ltd. - Essex - Dunmow
- A Claydon G(Newport) - Essex - Saffron Walden
- A D Belcher - Essex - Colchester
- A D E C Marine Ltd - Essex - Barking
- A D H Ltd - Essex - Southend on Sea
- A D Huxter & Sons - Essex - Waltham Abbey
- A D I Signs - Essex - Westcliff on Sea
- A D K O M Designs Ltd. - Essex - Romford
- A D Manufacturing - Essex - Maldon
- A D S Removals - Essex - Colchester
- A E Howlett Ltd. - Essex - Ongar
- A E M Ltd - Essex - Stansted
- A E Marshall - Essex - Colchester
- A E S Marquees - Essex - Ilford
- A E S Technical Services Ltd. - Essex - Dunmow
- A E Simmons Ltd. - Essex - Chelmsford
- A E Sparrow & Sons - Essex - Colchester
- A Elfes Ltd. - Essex - Ilford
- A Elfes Ltd. - Essex - South Ockendon
- A F Beatton Builders - Essex - Clacton on Sea
- A F C General Builders - Essex - Chelmsford
- A F Conveyors Services - Essex - Rochford
- A G Clayden (Newport) Ltd. - Essex - Saffron Walden
- A G Fabrications Ltd. - Essex - Rayleigh
- A G Brickworks - Essex - Colchester
- A G George & Son - Essex - Saffron Walden
- A G I Cladding - Essex - Wickford
- A G I Trading - Essex - Romford
- A G M Pump Services Ltd - Essex - Colchester
- A G Precision Engineering Ltd - Essex - Southend on Sea
- A G Pringle Ltd - Essex - Colchester
- A G Thomson - Essex - Maldon
- A Graves - Essex - South Ockendon
- A H Mead & Son (Engineering) Ltd. - Essex - Dunmow
- A H P Builders Ltd. - Essex - Halstead
- A Howe (Light Engineering) Co - Essex - Southend on Sea
- A I Pine Furniture Products Ltd. - Essex - Wickford
- A J Coe Ltd. - Essex - Colchester
- A J Middleton & Co. Ltd. - Essex - Ilford
- A J Poulton (Epping) Ltd - Essex - Chelmsford
- A J B Engineering - Essex - Dunmow
- A J Bull Waste Disposal (Barking) - Essex - Barking
- A J C Contractors Ltd - Essex - Colchester
- A J Furniture - Essex - Dagenham
- A J M Glass - Essex - Witham
- A J Ostridge (Transport) Ltd - Essex - Chelmsford
- A J Stephenson - Essex - Billericay
- A J Upholstery - Essex - Wickford
- A J W Design Ltd - Essex - Benfleet
- A J Woods Engineering Ltd - Essex - Harwich
- A K Lander Ltd. - Essex - Benfleet
- A K Contractors - Essex - Ilford
- A K Design Partnership - Essex - Romford
- A K Enterprises - Essex - Brentwood
- A K V Building Ltd - Essex - Burnham on Crouch
- A Kbl Event Hire - Essex - Braintree
- A L M Training Service - Essex - Tilbury
- A L S Chairframes - Essex - Ilford
- A L Wicken Carpenter & Building Contractors Ltd - Essex - Clacton on Sea
- A M Forktrucks Ltd. - Essex - Barking
- A M L - Essex - South Ockendon
- A M P M Scrap Vehicle Collection Service - Essex - Dagenham
- A M Tyres - Essex - Ilford
- A M W Electrics Ltd - Essex - Benfleet
- A M-P M Fabrications - Essex - Billericay
- A N C Harlow Ltd - Essex - Harlow
- A Oppenheimer and Co Ltd - Essex - Southend on Sea
- A P C Solutions Uk - Essex - Colchester
- A P Engineering - Essex - Colchester
- A P George & Son - Essex - Wickford
- A P T Sign Services - Essex - Basildon
- A P Television Rentals Ltd. - Essex - Romford
- A Painter - Essex - Maldon
- A R Paper Converters Ltd. - Essex - Barking
- A R Cornell Ltd. - Essex - Chelmsford
- A R Towns - Essex - Chelmsford
- A Russell (Farmers) Ltd. - Essex - Romford
- A S C Essex - Essex - Chelmsford
- A S D Microelectronics Ltd - Essex - Basildon
- A S E Design and Development - Essex - Leigh on Sea
- A S Z Partners Ltd. - Essex - Ilford
- A Sigma Glass Scratch Repair - Essex - Romford
- A Smith & Sons (Building) Ltd. - Essex - Harwich
- A St.John Ltd. - Essex - Chelmsford
- A T Brown and Co Ltd - Essex - Brentwood
- A T Pennell - Essex - Walton On The Naze
- A V Niche Recording Systems - Essex - Basildon
- A W & G W Day Ltd. - Essex - Chelmsford
- A W A Refiners Ltd. - Essex - Harlow
- A W A Consulting Engineers - Essex - Maldon
- A W E - Essex - Southend on Sea
- A W Fabrications Metalwork Design & Manufacture - Essex - Basildon
- A W Squier Ltd. - Essex - Rochford
- A W Wright - Essex - South Ockendon
- A Warrens - Essex - Barking
- A World of Bathrooms - Essex - Chelmsford
- A Z T Exporters Ltd. - Essex - Chigwell
- A&E Karner Ltd - Essex - Harlow
- A&K Joiners Ltd - Essex - Maldon
- A-to-B Mini Cabs - Essex - Barking
- A.C. Appointments Ltd - Essex - Saffron Walden
- A.J.Purkiss Ltd - Essex - Harlow
- A.R.T Shelving - Essex - Rayleigh
- A.W. Hardy & Co. Ltd - Essex - Southend on Sea
- A1 Containers - Essex - Wickford
- A1 Electrical Installations Ltd - Essex - Dagenham
- A1 G.R.P - Essex - Grays
- A1 Personnel Employment Agency - Essex - Basildon
- A1 Pharmaceuticals Plc - Essex - Rainham
- A1 Pine - Essex - Wickford
- A1 The Castle King - Essex - Loughton
- A12 Linked Construction Ltd - Essex - Witham
- AA Global Sourcing Ltd - Essex - Harlow
- Aaron Lyons Goldsmith - Essex - Westcliff on Sea
- Aaron Press Ltd - Essex - Ongar
- Aati Ltd. - Essex - Braintree
- Ab Electronic Ltd. - Essex - Romford
- Abacus Project Services Ltd. - Essex - Brentwood
- Abacus Shutters Ltd. - Essex - Dagenham
- Abacus Windows Commercial Ltd. - Essex - Chelmsford
- Abalone Building Services Ltd - Essex - Wickford
- Abbe Builders Ltd - Essex - Maldon
- Abbey Climate Control - Essex - Waltham Abbey
- Abbey Concrete Ltd - Essex - Dagenham
- Abbey Gauge Co. Ltd. - Essex - Dagenham
- Abbey Hose Co. Ltd. - Essex - Grays
- Abbey Industrial Pipework - Essex - Hockley
- Abbey Liftcare Ltd. - Essex - Waltham Abbey
- Abbey Marketing Communications Ltd. - Essex - Dunmow
- Abbey Memorials Ltd. - Essex - Rayleigh
- Abbey Metal Works - Essex - Ilford
- Abbey Metalwork - Essex - Ingatestone
- Abbey Metalwork - Essex - Brentwood
- Abbey Personnel Ltd. - Essex - Waltham Abbey
- Abbey Plastics Ltd. - Essex - Woodford Green
- Abbey Quilting Ltd. - Essex - Dagenham
- Abbey Roller Shutters & Doors - Essex - Ilford
- Abbey Scaffolding Ltd - Essex - Barking
- Abbey Security Solutions - Essex - Braintree
- Abbey Storage & Office Systems Ltd. - Essex - Benfleet
- Abbey Table and Chair Hire - Essex - Southend on Sea
- Abbott Fasteners Ltd. - Essex - Basildon
- Abbott International plc - Essex - Burnham on Crouch
- Abbott Signs Ltd. - Essex - Wickford
- Abbottswick Ltd - Essex - Colchester
- Abco Industrial Fastners - Essex - Basildon
- Abcoe - Essex - Barking
- Abel McKenna - Essex - Epping
- Ability First Ltd - Essex - Southend on Sea
- ABIS Catering Supplies Ltd - Essex - Basildon
- Abl Doors and Windows Ltd - Essex - Dunmow
- Able & Active Mobility Centre - Essex - Waltham Abbey
- Able Canopies Ltd - Essex - Clacton on Sea
- Able Door Spring Co Ltd - Essex - Brentwood
- Able Door Spring Co. Ltd - Essex - Brentwood
- Able Electrical & Plumbing Services - Essex - Brentwood
- Able Fire Protection Ltd - Essex - Witham
- Able Office Technology - Essex - Romford
- Able Office Technology - Essex - Brentwood
- Able Shop Fronts Ltd - Essex - Dagenham
- Abrey & Son Ltd - Essex - Saffron Walden
- Abric (Europe) Ltd - Essex - Witham
- Abs Group (Uk) Ltd. - Essex - Chelmsford
- Abs Lambda Ltd - Essex - Frinton On Sea
- Absolute Office Solutions - Essex - Braintree
- Absolute Signs - Essex - Stansted
- Abstract Office Interiors Ltd. - Essex - Ilford
- Abtek Controls Ltd - Essex - Chelmsford
- Abycom - Essex - Canvey Island
- Abyss Skip Hire - Essex - Romford
- AC Fixings Ltd - Essex - Chelmsford
- Ac Insulation Ltd. - Essex - Grays
- Ac Maxim (Builders) Ltd - Essex - Romford
- Acacia - Essex - Southend on Sea
- Acacia Business Services Ltd - Essex - Witham
- Acacia Paper Uk Ltd. - Essex - Woodford Green
- Academy Interiors - Essex - Woodford Green
- Academy Roofing Supplies - Essex - Ilford
- Academy Roofing Supplies - Essex - Ilford
- Accelerated Drains UK Ltd - Essex - London
- Accent Marketing - Essex - Manningtree
- Accent Printing - Essex - Southend on Sea
- Access Accounting Ltd. - Essex - Colchester
- Access Fencing - Essex - Chelmsford
- Access Garage Doors and Gates Ltd - Essex - Upminster
- Access Locksmiths - Essex - Frinton On Sea
- Acclaim Handling Ltd. - Essex - South Ockendon
- Accord Electrical Wholesalers Ltd. - Essex - Romford
- Accraply Europe Ltd - Essex - Colchester
- Accredited Locksmith Services Ltd - Essex - Loughton
- Accredited Oil Services - Essex - Colchester
- Accuro Acbs Ltd - Essex - Ilford
- Accutech Ltd - Essex - Loughton
- Ace Catering Engineers Ltd - Essex - Clacton on Sea
- Ace Contracts - Essex - Chelmsford
- Ace Darts & Sports Equipment - Essex - Clacton on Sea
- Ace Granite - Essex - Ongar
- Ace Inflatables - Essex - Braintree
- Ace Marquees - Essex - Wickford
- Ace Minimix - Essex - Colchester
- Ace Security & Electrical Ltd. - Essex - Buckhurst Hill
- Ace Sheet Metal Products - Essex - Witham
- Ace Wound Products Ltd. - Essex - Barking
- Aceport Ltd. - Essex - Ilford
- AcePSI Group - Essex - Benfleet
- Aces (Adams Computer & Electronic Services) Ltd - Essex - Colchester
- Aces Executive Cars - Essex - Hockley
- Aceville Publications Ltd. - Essex - Colchester
- ACH Interiors - Essex - Halstead
- Acj Skip Hire - Essex - Romford
- Acl Aviation Support Ltd - Essex - Southend on Sea
- Acl Aviation Support Ltd - Essex - Southend on Sea
- Acm Environmental Plc - Essex - Waltham Abbey
- Acm Management Services Ltd. - Essex - Basildon
- Acme Catering & Bar Equipment Co - Essex - Woodford Green
- Acme Seals Ltd - Essex - Witham
- Aco Scaffolding Ltd - Essex - Chelmsford
- Acorn Components Ltd - Essex - Basildon
- Acorn Decorators Merchants Ltd. - Essex - Grays
- Acorn Engineering (Colchester) Ltd - Essex - Colchester
- Acorn Mechanical Services Ltd - Essex - Colchester
- Acorn Packaging Services Ltd - Essex - Stanford le Hope
- Acorn Planting Products Ltd. - Essex - Maldon
- Acorn Precision Engineering Co - Essex - Colchester
- Acorn Rubber - Essex - Wickford
- Acorn Rubber Tapes & Gaskets - Essex - Wickford
- Acorn Security Locksmiths Ltd - Essex - Dagenham
- Acorn Services - Essex - Dunmow
- Acorn Textiles Ltd (Benfleet) (Benfleet) - Essex - Benfleet
- Acors Malcolm K - Essex - Billericay
- ACR Winstonmead plc - Essex - Basildon
- Acre Fencing - Essex - Harlow
- Acre Services Ltd - Essex - Witham
- Acridex Ltd. - Essex - Chelmsford
- Acrokool Ltd. - Essex - Saffron Walden
- Acrow Galvanizing Ltd - Essex - Saffron Walden
- Acs Europe Energy Ltd. - Essex - Braintree
- Acta Pharma Services Ltd - Essex - Woodford Green
- Actfast Locksmiths - Essex - Halstead
- Actimax Plc - Essex - Basildon
- Action Electroplating Co. Ltd. - Essex - Basildon
- Action Fixings - Essex - Colchester
- Action Industrial Cleaning Services (Uk) Ltd. - Essex - Romford
- Activate Lubricants - Essex - Braintree
- Active Business Solutions IT Ltd - Essex - Epping
- Active Fire Solutions - Essex - Basildon
- Active Office Seating Ltd. - Essex - Rayleigh
- Active Products (U K) Ltd - Essex - Braintree
- Active Spring Co Ltd, The - Essex - Dunmow
- Active Workspace Ltd. - Essex - Chelmsford
- Ad Design - Essex - Halstead
- Adallen Pharma Ltd. - Essex - Epping
- Adam Hall Defender Series - Essex - Southend on Sea
- Adam Hall Ltd - Essex - Southend on Sea
- Adam Scott - Essex - Colchester
- Adam Sinclair Ltd. - Essex - Romford
- Adam's Mobility Services Ltd - Essex - Hornchurch
- Adams Joinery Ltd - Essex - Leigh on Sea
- Adams Memorials Ltd. - Essex - Rayleigh
- Adaptalog Ltd - Essex - Saffron Walden
- Adaptalog Ltd. - Essex - Saffron Walden
- Adawall Construction Chemicals - Essex - Purfleet
- Adcock Refrigeration and Air Conditioning Ltd - Essex - Colchester
- Adder Digital Technology Ltd - Essex - Romford
- Addison Healthcare (Uk) Ltd - Essex - Harlow
- Addition Metal Fabrication Ltd. - Essex - Chelmsford
- Additional Resources Ltd. - Essex - Brentwood
- Addwell Business Equipment Ltd - Essex - Romford
- Addwell Systems Ltd - Essex - Romford
- Adecco (Ilford) - Essex - Ilford
- Adecco (Southend-on-Sea) - Essex - Southend on Sea
- Adecco Alfred Marks (Romford) - Essex - Romford
- Adecco U K Ltd - Essex - Southend on Sea
- Adecco U K Ltd (Harlow) - Essex - Harlow
- Adecco UK - Essex - Basildon
- Adecco UK - Essex - Barking
- Aderra Uk Ltd - Essex - Maldon
- Adflex Ltd - Essex - Brentwood
- Adhere Industrial Tapes Ltd. - Essex - Colchester
- Adhesive Technical Services - Essex - Purfleet
- Adi-Gardiner Ltd (Chelmsford) - Essex - Chelmsford
- Adler Business Systems - Essex - Colchester
- ADM Glass Ltd - Essex - Loughton
- ADM Milling Ltd - Essex - Brentwood
- Adminstream Ltd. - Essex - Saffron Walden
- Adomast Ltd. - Essex - Waltham Abbey
- AdPhonic Film and Video Production - Essex - Colchester
- Adrian Goldie - Essex - Canvey Island
- Adroit Property Services Ltd - Essex - Benfleet
- ADRS Ltd - Essex - Chelmsford
- Ads Elite Car Travel Ltd - Essex - Colchester
- Adsi Ltd - Essex - Basildon
- Adt Fire & Security Plc - Essex - Loughton
- Advance Digital Graphics Ltd. - Essex - Witham
- Advance Health Ltd - Essex - Ongar
- Advance Industrial Finishers Ltd - Essex - Southend on Sea
- Advance Mini Buses - Essex - Hockley
- Advance Seven Ltd. - Essex - Dunmow
- Advanced Engine Research Ltd - Essex - Basildon
- Advanced Engine Research Ltd - Essex - Rayleigh
- Advanced Fluid Solutions Ltd - Essex - Battlesbridge
- Advanced Fuel Systems Ltd - Essex - Newport
- Advanced Heating Services - Essex - Rainham
- Advanced Machine Integrations - Essex - Rayleigh
- Advanced Mechanical Services - Essex - Maldon
- Advanced Medical - Essex - Clacton on Sea
- Advanced Netting - Essex - Clacton on Sea
- Advanced Protective Packaging Ltd - Essex - Southend on Sea
- Advanced Rework Technology (ART) - Essex - Chelmsford
- Advanced Tap Plumbing - Essex - Ingatestone
- Advanced Technology Systems Ltd. - Essex - Basildon
- Advantage Education Ltd. - Essex - Grays
- Advantech Ltd - Essex - Grays
- Advocate Ag Ltd. - Essex - Colchester
- Advocate Finance Ltd - Essex - Colchester
- Aeg Power Solutions Ltd - Essex - Ilford
- AEG Power Solutions Ltd (formerly Saft Power Systems Ltd) - Essex - Ilford
- AEG Power Supply Systems - Essex - Ilford
- Aegis Survey Consultants Ltd. - Essex - Romford
- Aelslife U K Ltd - Essex - Maldon
- Aerial Close-up Ltd - Essex - Braintree
- Aeroclad Ltd - Essex - Colchester
- Aerofloor Ltd. - Essex - Colchester
- Aeromega Ltd. - Essex - Romford
- Aerospace Engineering Solutions Ltd - Essex - Braintree
- Aerostocks Ltd. - Essex - Southend on Sea
- Aerzen International Rental BV - Essex - Loughton
- Aerzen Machines Ltd - Essex - Loughton
- Affinia Associates Ltd - Essex - Colchester
- Afs World Uk Ltd - Essex - Upminster
- Afzal Brothers Gem & Fine Jewellery Ltd - Essex - Ilford
- Agar Scientific Ltd. - Essex - Stansted
- Agi Trading Co. Ltd - Essex - Buckhurst Hill
- AGP Steel - Essex - Romford
- AGR Manufacturing - Essex - Dunmow
- Agri Service - Essex - Rochford
- Agrifusion Ltd. - Essex - Maldon
- Agrochemex Ltd - Essex - Manningtree
- Ahead4 Ltd - Essex - Chelmsford
- Aia Software UK Ltd - Essex - Southend on Sea
- Aim Search Ltd - Essex - Romford
- AIMS Accountants for Business - Essex - Leigh on Sea
- Air Care Products Ltd - Essex - Colchester
- Air Conditioning Quote Centre - Essex - Harlow
- Air Domestique Ltd. - Essex - Maldon
- Air Industrial Equipment Co Ltd - Essex - Harlow
- Air Livery plc - Essex - Southend on Sea
- Air Options Ltd - Essex - Chelmsford
- Air Power Products - Essex - Colchester
- Air Safety Mats UK Ltd - Essex - Colchester
- Airas Intersoft - Essex - Ilford
- AirBench Ltd - Essex - Colchester
- Airchannel Ltd - Essex - Hornchurch
- Aircraft Components Services - Essex - Southend on Sea
- Airport Engineering Co - Essex - Romford
- Airport Travel Obsession - Essex - Benfleet
- Airstream Air Conditioning Service Ltd - Essex - Chelmsford
- Airtech Analysis Ltd. - Essex - Wickford
- Airway Tyre & Auto Ltd. - Essex - Colchester
- Aitch Construction Ltd. - Essex - Woodford Green
- AJ Howard Industrial Supplies - Essex - Southend on Sea
- Ajayi Solutions Ltd. - Essex - Chigwell
- Ajb Investigate & Design - Essex - Saffron Walden
- AJL Electrical Sales Ltd (Durite Distributor) - Essex - Billericay
- AJS Design - Essex - Dunmow
- Ajs Group Services Ltd - Essex - Dagenham
- AK Enterprises Printers - Essex - Buckhurst Hill
- Akeron Ltd - Essex - Southend on Sea
- Akhter Group Ltd. - Essex - Harlow
- Alacrity Signs - Essex - Maldon
- Alan Bright Associates - Essex - Brentwood
- Alan Clancy Ltd. - Essex - Chelmsford
- Alan Dunn - Essex - Colchester
- Alan Fell Consultancy Ltd. - Essex - Chelmsford
- Alan Grayham Oliver International - Essex - Harwich
- Alan Greenleaf - Essex - Colchester
- Alan Gregory Furniture Ltd. - Essex - Wickford
- Alan J Hodder - Essex - Canvey Island
- Alan Lockley - Essex - Romford
- Alan Mainstone - Essex - Romford
- Alan Newley - Essex - Basildon
- Alan Wiseman Adhesives Ltd. - Essex - Ingatestone
- Alans Airport Cars - Essex - Rochford
- Alb Graphics Services Ltd - Essex - Colchester
- Alba Beds Ltd. - Essex - Dagenham
- Albany Washroom Services - Essex - Rayleigh
- Albert B M Carter - Essex - Colchester
- Albert Bucher (Agricultural) Ltd. - Essex - Halstead
- Albert Packing Case Co. Ltd. - Essex - Harlow
- Alberta Springs - Essex - Colchester
- Albion Cooling Systems Ltd - Essex - Westcliff on Sea
- Albon Engineering & Manufacturing Plc - Essex - Rochford
- Alcad - Essex - Harlow
- ALCO Security - Essex - Chigwell
- Alden Pc Ltd - Essex - Dagenham
- Aldersbrook Engineering - Essex - Barking
- Alderton Associates Ltd - Essex - Chelmsford
- Aldridge & Burrows Ltd - Essex - Epping
- Alert Fire (Essex) Ltd - Essex - Basildon
- Alex Electrical Ltd. - Essex - Romford
- Alexander Cleghorn Ltd. - Essex - Colchester
- Alexander Industrial Supplies (Essex) Ltd. - Essex - Witham
- Alexander James & Co. Oil & Gas Recruitment Ltd - Essex - Rayleigh
- Alexander Kennedy & Sons Ltd - Essex - Colchester
- Alexander's Machinery - Essex - Basildon
- Alexander, The - Essex - Brentwood
- Alfa Insurance Facilities Ltd - Essex - Braintree
- Alfiesoft Ltd - Essex - Westcliff on Sea
- Alford Construction - Essex - Epping
- Alfresco Luxury Toilet Hire - Essex - Witham
- Alh Roofing Ltd - Essex - Hornchurch
- Aligator Systems (UK) Ltd - Essex - Colchester
- Alimatic Ltd - Essex - Witham
- Aliscaff Ltd. - Essex - Harlow
- Alistair Black Ltd. - Essex - Chelmsford
- Alistair Howe Architects - Essex - Harlow
- Alistair McJirry - Essex - Rayleigh
- All Advertising Ltd - Essex - Rainham
- All Counties Fire Protection Services - Essex - Woodford Green
- All England Fire Stopping - Essex - Brentwood
- All Pumps Direct.co.uk - Essex - Brentwood
- All Things Timber - Essex - Epping
- All-Clear Skip Hire Ltd. - Essex - Braintree
- Allan P P & Partners - Essex - Brentwood
- Allbright Windows - Essex - Canvey Island
- Allcarpet Cleaning Services - Essex - Ilford
- Allcool (London) Ltd. - Essex - Barking
- Alldrives Ltd. - Essex - Harlow
- Allen Brothers (Fittings) Ltd - Essex - Southminster
- Allen Brothers Electrical Factors Ltd - Essex - Leigh on Sea
- Allen Electrical and Engineering Contracts Ltd - Essex - Maldon
- Allens Pharmacy - Essex - Loughton
- Allfit Joinery Products - Essex - Romford
- Allied Construction Ltd. - Essex - Rayleigh
- Allied Healthcare Group Ltd. - Essex - Colchester
- ALLIED Self-Drive and Hire - Essex - Billericay
- Allied Surveyors Plc - Essex - Leigh on Sea
- Allied Welding & Engineering Supplies - Essex - Benfleet
- ALLIGATA Floor Protection - Essex - Wickford
- Allison Engineering - Essex - Basildon
- Alljay Plastics Sheet Sales - Essex - Southend on Sea
- Alloy Art - Essex - Southend on Sea
- Alloy Fabweld Ltd - Essex - Dunmow
- Allpile Foundations Ltd - Essex - Romford
- Allport Ltd - Essex - Tilbury
- Allsignz Ltd. - Essex - Chelmsford
- Allstaff Employment - Essex - Chelmsford
- Allthread Plastics Ltd. - Essex - Basildon
- Alltype Fencing Specialists Ltd - Essex - Basildon
- Allwag Promotions Ltd - Essex - Witham
- Allwood Machinery Essex Ltd. - Essex - Maldon
- Almag Components Ltd - Essex - Colchester
- Alpcart Ltd - Essex - South Ockendon
- Alpha Engineering Services - Essex - Hockley
- Alpha Finishing Supplies Ltd - Essex - Colchester
- Alpha Fire Alarms Ltd. - Essex - Basildon
- Alpha High-Tech Ltd. - Essex - Chelmsford
- Alpha Secure - Essex - Saffron Walden
- Alpha Signs - Essex - Saffron Walden
- Alpha-Networks Net Ltd. - Essex - Braintree
- Alphamarque Associates Ltd. - Essex - Colchester
- Alphaprint (Colchester) Ltd. - Essex - Colchester
- Alphasense Ltd. - Essex - Braintree
- Alpine Construction Essex Ltd - Essex - Southend on Sea
- Alpine Joinery - Essex - Romford
- Alpine Tools Ltd - Essex - Leigh on Sea
- Alplas Ltd - Essex - Southend on Sea
- Alstons (Upholstery) Ltd. - Essex - Colchester
- Altech Trading - Essex - Southend on Sea
- Altek Chemical Engineering Co. Ltd - Essex - Colchester
- Altek Security Ltd. - Essex - Rayleigh
- Alternative Use Plc - Essex - Brentwood
- Altex - Essex - Southend on Sea
- Alucraft Ltd - Essex - Basildon
- Aluminium by Design Ltd. - Essex - Canvey Island
- Aluminium Copper & Stainless Co. Ltd. - Essex - Witham
- Aluminium to Zirconium Ltd. - Essex - Hockley
- Alvarez A & M Senra - Essex - Harlow
- Always Executive - Essex - Romford
- Amafhh Employment UK Ltd - Essex - Ilford
- AMAFHH Employment UK Ltd - Essex - Ilford
- Amalgamated Sheet Metal Engineering Ltd. - Essex - Basildon
- Amari Plastics plc - Essex - Hornchurch
- Amari Plastics PLC - Essex - Basildon
- Amaryllis - Essex - Chelmsford
- Amazing Mini-Buses - Essex - Grays
- Amazing Promotional Merchandise Ltd - Essex - Benfleet
- Ambassador Christian Travel Services Ltd - Essex - Waltham Abbey
- Ambassador Cooked Meats Ltd. - Essex - Basildon
- Ambassador Lift Trucks Ltd. - Essex - Witham
- Amber Building Contracts Ltd - Essex - Grays
- Amber Coaches Ltd - Essex - Westcliff on Sea
- Amber Foods Plus Ltd - Essex - Barking
- Amber Langis Ltd - Essex - Harlow
- Amber Van Hire - Essex - Basildon
- Amberdale Manufacturing Ltd. - Essex - Harlow
- Ambershire Ltd. - Essex - Dunmow
- Ambient Electrical Ltd - Essex - Saffron Walden
- Ambitech Air Conditioning & Refrigeration Ltd - Essex - Epping
- Ambitions Employment Agency - Essex - Ilford
- Amblecote Security Limited - Essex - Aberdare
- Ambrose & Co. Ltd - Essex - Epping
- Ambrose Upholstery - Essex - Dagenham
- Ambushed Ltd - Essex - Ilford
- Amdipharm Plc - Essex - Basildon
- Amenz Ltd - Essex - Harwich
- American 50's Convertible Car - Essex - Wickford
- American Golf Discount Centre Ltd (Chigwell) (Chigwell) - Essex - Chigwell
- American Golf Discount Centre Ltd (Romford) (Romford) - Essex - Romford
- American Lim-o-S - Essex - Westcliff on Sea
- American Video Equipment (Uk) Ltd - Essex - Stansted
- AMG North Weald Ltd - Essex - Epping
- Amity Trading (International) Ltd - Essex - Chigwell
- Amplifon (Colchester) - Essex - Colchester
- Amplifon (Southend on Sea) - Essex - Southend on Sea
- Amplifon Formerly Amplivox & Ultratone - Essex - Southend on Sea
- Amplivox-Ultratone Hearing Care Centre (Southend-on-Sea) - Essex - Southend on Sea
- Amr Heating Maintenance - Essex - Ilford
- Anandpan Centre - Essex - Ilford
- AND Software Ltd - Essex - Epping
- Anderson Construction Ltd. - Essex - Chelmsford
- Anderson Structures Ltd - Essex - Chelmsford
- Andersons Pest Control Specialists - Essex - Romford
- Andrew & David Cullen - Essex - Maldon
- Andrew Campbell Construction Ltd - Essex - Hornchurch
- Andrew Howard - Essex - Woodford Green
- Andrew Martin Associates - Essex - Chelmsford
- Andrew Pipe Associates Ltd. - Essex - Braintree
- Andrew Stevenson Associates Ltd - Essex - Dunmow
- Andrews & Bowhill Ltd. - Essex - Brentwood
- Andrews Agriculture - Essex - Colchester
- Andrews Building & Maintenance Co - Essex - Woodford Green
- Andrews Office Furniture - Essex - Romford
- Andrews Sykes Hire Ltd - Essex - Basildon
- Andun Ltd. - Essex - Chelmsford
- Angel - Essex - Clacton on Sea
- Angel Courier Service Ltd. - Essex - Barking
- Angel Limousines - Essex - Wickford
- Angels Haberdashery - Essex - Stanford le Hope
- Angels Nursing Agency Ltd. - Essex - Basildon
- Angle on Art - Essex - Braintree
- Anglia Accommodation Ltd - Essex - Colchester
- Anglia Au Pair & Nanny Agency - Essex - Leigh on Sea
- Anglia Building Suppliers Ltd. - Essex - Chelmsford
- Anglia Business Resources Ltd. - Essex - Stansted
- Anglia Business Supplies - Essex - Witham
- Anglia Cladding & Sheeting Specialists Ltd - Essex - Manningtree
- Anglia Concrete Products - Essex - Clacton on Sea
- Anglia Courier Express - Essex - Chelmsford
- Anglia Crown Ltd. - Essex - Colchester
- Anglia Decor Ltd - Essex - Chelmsford
- Anglia Fire Protection Ltd - Essex - Braintree
- Anglia Fixing Supplies - Essex - Chelmsford
- Anglia Forwarding Ltd - Essex - Rainham
- Anglia Grain Services Ltd - Essex - Colchester
- Anglia Hose and Hydraulics - Essex - Colchester
- Anglia Inspection Services Ltd - Essex - Colchester
- Anglia Insurance Services Ltd - Essex - Witham
- Anglia Office - Essex - Chelmsford
- Anglia Papercraft Ltd - Essex - Clacton on Sea
- Anglia Portable Buildings - Essex - Benfleet
- Anglia Rubber (Burnham) Ltd - Essex - Burnham on Crouch
- Anglia Rust Guard Ltd - Essex - Braintree
- Anglia Rustguard Ltd - Essex - Witham
- Anglia Sunblinds - Essex - Barking
- Anglia Tanks & Pumps Ltd. - Essex - Dunmow
- Anglia Tile Decorating Services Ltd. - Essex - Colchester
- Anglia Towing Equipment - Essex - Colchester
- Anglia Trophy and Badge Company - Essex - Colchester
- Anglia Valves Ltd - Essex - Maldon
- Anglian Aggregate Bagging Co. Ltd. - Essex - Colchester
- Anglian Commutators Ltd. - Essex - Wickford
- Anglian Timber Ltd. - Essex - Manningtree
- Anglian Vehicle Linings - Essex - Harwich
- Anglo Formes - Essex - Witham
- Angloplas - Essex - Maldon
- Animal Medicines and Supplies Ltd - Essex - Chelmsford
- Anita's Coach & Mini Bus Hire Ltd - Essex - Stansted
- Ann Edmonds Dressmaking Ltd - Essex - Colchester
- Annabel Brown Architects - Essex - Maldon
- Anne Genz Bridal - Essex - Hornchurch
- Anness Ltd - Essex - Dunmow
- Anorac Fitters Ltd. - Essex - Loughton
- Another Dimension Ltd - Essex - Hornchurch
- Ansell David A - Essex - Saffron Walden
- Anstey Ltd. - Essex - Harlow
- Anston Transport Services Ltd. - Essex - Colchester
- Anteridia Ltd - Essex - Chelmsford
- Anthea Vandermolen Interiors Ltd - Essex - Leigh on Sea
- Anthony Leonard Loft Conversions Ltd - Essex - Waltham Abbey
- Anthony Park - Essex - Loughton
- Anton Light Removals - Essex - Colchester
- Antony K Yeo Design & Build Ltd. - Essex - Billericay
- Anvil Shutters & Doors - Essex - Romford
- Anvil Shutters and Doors - Essex - Romford
- Anvil Software Services Ltd - Essex - Southend on Sea
- AnyJunk - Essex - Braintree
- AnyScale Ltd - Essex - Romford
- Aoc (Uk) Ltd - Essex - Manningtree
- Apa Property Services Ltd. - Essex - Chelmsford
- Apc Wireless Solutions Ltd - Essex - Colchester
- Apco Insulation Wholesale - Essex - Benfleet
- Apec Plant Ltd - Essex - Upminster
- ApeTape Adhesive Tapes - Essex - Wickford
- Apex Electrical & Building Services - Essex - Ilford
- Apex General Supplies - Essex - Billericay
- Apex International Recruitment Ltd. - Essex - Colchester
- Apex Publishing Ltd - Essex - Clacton on Sea
- Apex Roofing Services - Essex - Colchester
- Apex Steel & Aluminium Fabrications - Essex - Barking
- Apex Steel Structures Ltd. - Essex - Canvey Island
- Apollo and Builders - Essex - London
- Apollo Consultants Ltd - Essex - Benfleet
- Apollo Lifts Ltd. - Essex - Romford
- Apollo London (Chelmsford) - Essex - Chelmsford
- Apollo New Homes Ltd - Essex - Waltham Abbey
- Apollo Property Services Group Ltd. - Essex - Waltham Abbey
- Appland Ltd - Essex - Saffron Walden
- Apple Check (Essex) Ltd - Essex - Westcliff on Sea
- Apple Check (Essex) Ltd - Essex - Westcliff on Sea
- Appleton Bernard G - Essex - Maldon
- Appletree Creative - Essex - Brentwood
- Appletree Print - Essex - Brentwood
- Applewood Upholstery - Essex - Brentwood
- Applied Scintillation Technologies Ltd. - Essex - Harlow
- Appointments-Uk Ltd. - Essex - Braintree
- Approved Consulting Ltd - Essex - Basildon
- Aprile UK Ltd (London Head Office) - Essex - Epping
- Aptus Personnel Ltd (Barking) (Barking) - Essex - Barking
- Aqua & Air Systems Ltd. - Essex - Chelmsford
- Aquaculture Vaccines Ltd - Essex - Saffron Walden
- Aquaflame (Southern) Ltd - Essex - Grays
- Aquajet Power Clean - Essex - Witham
- Aquamate Products Ltd. - Essex - Dunmow
- Aquapets (Essex) Ltd - Essex - Chelmsford
- Aquarium Masters - Essex - Southend on Sea
- Aquarium Uk Web Hosting Design - Essex - Dagenham
- Aquastat - Barking and Weston-super-Mare - Essex - Barking
- Aquatech Pressmain Ltd. - Essex - Colchester
- Aquatrac (U K) Ltd. - Essex - Wickford
- Aquentis Ltd - Essex - Brentwood
- Aquitaine Group Ltd - Essex - Tilbury
- Arabesque Dance Wear - Essex - Westcliff on Sea
- Arandar (Shop & Office Equipment) Ltd. - Essex - Benfleet
- Araya Cleaning Services - Essex - Romford
- Arbor Trading Ltd. - Essex - Chelmsford
- Arboreal Print Group - Essex - Romford
- Arbour Engineering Ltd - Essex - Maldon
- Arbscapes - Essex - Wickford
- Arc (U K ) Systems Ltd. - Essex - Chelmsford
- Arc Promotions - Essex - Woodford Green
- Archant Specialist Ltd. - Essex - Saffron Walden
- Archer Bond Consultants - Essex - Colchester
- Archer Bros Building Contractors - Essex - Southminster
- Archer Holding Co. Ltd - Essex - Dunmow
- Arches Plant Hire - Essex - Colchester
- Archimedes Software Consultants Ltd. - Essex - Chelmsford
- Architectural Metalwork Services Ltd - Essex - Halstead
- Architectural Sealants Ltd. - Essex - Hockley
- Architectural Steel Fabrications Ltd - Essex - Waltham Abbey
- Architecture & Design Partnership Ltd. - Essex - Colchester
- Architecture & Design Services Ltd. - Essex - Harlow
- Architype Metal Work - Essex - Barking
- Arco Ltd - Basildon - Essex - Basildon
- Arcomedical Infusion Ltd - Essex - Brentwood
- Ardent Logistics - Essex - Stansted
- Ardleigh Reservoir Committee - Essex - Colchester
- Area Vending Services - Essex - Colchester
- Areoff Ltd. - Essex - Southend on Sea
- Argenta Discovery 2009 Ltd - Essex - Harlow
- Argents Ltd - Essex - Chelmsford
- Argon Computing - Essex - Rochford
- Argonaught Network Technologies Ltd - Essex - Dunmow
- Argonaut Heating Ltd - Essex - Romford
- Aria Newbury Park Residents Association Ltd - Essex - Loughton
- Aries Software Service - Essex - Southend on Sea
- Arjobex Ltd - Essex - Clacton on Sea
- Ark It Services & Supplies Ltd - Essex - Brentwood
- Ark Precision Engineering Ltd. - Essex - Chelmsford
- Arla Foods Uk Plc - Essex - Chelmsford
- Armadillo Marketing Ltd. - Essex - Dunmow
- Armagard Ltd - Essex - Maldon
- Armfield Glass Ltd - Essex - Benfleet
- Armill Lift Trucks Ltd - Essex - Braintree
- Arminhall Engineering Ltd. - Essex - Saffron Walden
- Armond Interiors - Essex - South Ockendon
- Armour - Essex - Colchester
- Armour House Development Group Ltd - Essex - Brentwood
- Arnisdale Consulting Engineers Ltd - Essex - Colchester
- Aroma Ice Cream Co. - Essex - Barking
- Aroma Ice Cream Ltd - Essex - Barking
- Aromabath - Essex - Ilford
- Around the Clock Locks Ltd - Essex - Hornchurch
- Around the Clocks Locks - Essex - Hornchurch
- Arran Systems Ltd. - Essex - Chelmsford
- Arriva Colchester Ltd - Essex - Colchester
- ARRK Europe Ltd - Essex - Basildon
- Arrow Electronics (Uk) Lp - Essex - Harlow
- Arrow Embedded Solutions (Arrow Electronics UK Ltd) - Essex - Harlow
- Arrow Joinery - Essex - Dagenham
- Arrow Office Equipment - Essex - Rayleigh
- Arrow Tools (U K) Ltd. - Essex - Waltham Abbey
- Art Blinds - Essex - Benfleet
- Art Founders Ltd. - Essex - Braintree
- Artac Services Ltd - Essex - Colchester
- Artel Management Ltd - Essex - Ongar
- Artful Angel - Essex - Leigh on Sea
- Artful Angel Ltd - Essex - Maldon
- Arthur Brown - Essex - Romford
- Arthur Branwell and Co Ltd - Essex - Epping
- Arthur J Kiddy - Essex - Saffron Walden
- Arthur Recruitment Ltd. - Essex - Brentwood
- Arthurs Ceramic Tiles & Blinds - Essex - Harlow
- Artifex Construction Group Ltd - Essex - Tilbury
- Artisan Services Ltd. - Essex - Romford
- Arts Services Ltd. - Essex - Colchester
- Artvertise - Essex - Southend on Sea
- Asadul (Service) Ltd - Essex - Colchester
- Asahi Photoproducts (U K) Ltd. - Essex - Brentwood
- Asbestos Environmental Services - Essex - Southend on Sea
- ASC Finance For Business - Essex - Chelmsford
- Ascot Environmental Ltd - Essex - Basildon
- Ascot Upholstery - Essex - Grays
- Asd Multitubes Ltd (Colchester) - Essex - Colchester
- ASG (Essex) Ltd - Essex - Basildon
- ASG Essex Ltd - Essex - Basildon
- Ash Plant Hire Ltd. - Essex - Chelmsford
- Ashbourne Interiors Ltd. - Essex - Rainham
- Ashburnham Insurance Services Ltd - Essex - Southend on Sea
- Ashby and Croft Ltd - Essex - West Thurrock
- Ashcroft Woodworking - Essex - Witham
- Ashdown Mobility Esssex - Essex - Colchester
- Ashdown Nurseries - Essex - Manningtree
- Asher & Son (Fruit & Vegetable Supplies) Ltd - Essex - Barking
- Ashes Holders Farm - Essex - Braintree
- Ashtead Plant Lifting & Safety - Essex - Romford
- Ashton Dean Construction Co - Essex - Ilford
- Ashton Industrial Sales Ltd. - Essex - Harlow
- Ashtons' Development Co. Ltd. - Essex - Romford
- Ashwell Label Dies Ltd. - Essex - Brentwood
- Asia Food Products Co. Ltd. - Essex - Canvey Island
- Askew Jean L - Essex - Colchester
- Asmac & Co (Surfacing) Ltd - Essex - Ilford
- Aspectz Ltd - Essex - Colchester
- Aspen Hire Group - Essex - Benfleet
- Aspenair UK - Essex - Benfleet
- Asphaltic Roofing Supplies Ltd - Essex - Colchester
- Aspire 2 Consultancy Ltd - Essex - Brentwood
- Asprey Management Solutions Ltd - Essex - Colchester
- Assemtech Europe Ltd - Essex - Clacton on Sea
- Assesmont Ltd. - Essex - Wickford
- Assi Packaging Systems - Essex - Purfleet
- Associate Enterprises Ltd. - Essex - Benfleet
- Associate Vehicle Installations Ltd - Essex - Walton On The Naze
- Associated Forensic - Essex - Hockley
- Associated Joinery Techniques Ltd. - Essex - Dunmow
- Associated Laboratory Services U K Ltd. - Essex - Braintree
- Assosia Ltd - Essex - Hornchurch
- Assured Freight Co. Ltd. - Essex - Tilbury
- Asteroid Engineering Ltd - Essex - Colchester
- Astley Components - Essex - Colchester
- Astro Lighting Ltd. - Essex - Harlow
- AT Cleaning Services Ltd - Essex - Chelmsford
- At Communications Group Plc - Essex - Harlow
- ATB Plastics Ltd - Essex - South Woodham Ferrers
- Atc - Harlow - Essex - Harlow
- Atelier - S M Ltd - Essex - Hornchurch
- Atf Associates Ltd - Essex - Colchester
- Athena Environmental Solutions Ltd - Essex - Wickford
- Athena Marquees - Essex - Romford
- Athona Ltd. - Essex - Brentwood
- Athona Recruitment Ltd - Essex - Brentwood
- Atkins (Colchester) - Essex - Colchester
- Atkinson Contract Services Ltd. - Essex - Barking
- Atlantean Microsystems Ltd. - Essex - Chelmsford
- Atlantic Business Centres Ltd. - Essex - Chelmsford
- Atlantic Golf Group - Essex - Colchester
- Atlantic Hygiene Services - Essex - Harlow
- Atlantic Ltd. - Essex - Dagenham
- Atlantic Microwave Ltd - Essex - Braintree
- Atlantic Print and Packaging - Essex - Harlow
- Atlas Computer Systems - Essex - Southend on Sea
- Atlas Courier Express (Colchester) (Colchester) - Essex - Colchester
- Atlas Dyes - Essex - Romford
- Atlas Electrical - Essex - Hornchurch
- Atlas Services Ltd. - Essex - Chelmsford
- Atlas Winch and Hoist Services - Essex - Dunmow
- Atom Hydraulics Ltd - Essex - Braintree
- Atrium Access Ltd - Essex - Rainham
- Atrium Access Ltd. - Essex - Rainham
- Atrium Resources Ltd - Essex - Benfleet
- Atspeed Distributors Ltd. - Essex - Witham
- Attic House Clearance - Essex - Leigh on Sea
- Auckland International Ltd. - Essex - Harlow
- Audacia Associates Ltd - Essex - Colchester
- Audio Logic Ltd - Essex - Harlow
- Audix Broadcast (A Trading Division of Wood & Douglas Ltd) - Essex - Saffron Walden
- Auratec Ltd. - Essex - Chigwell
- Austech Computers Ltd - Essex - Rayleigh
- Austin Clarke Search & Selection Ltd. - Essex - Chelmsford
- Austin Tiling Ltd - Essex - Southend on Sea
- Auto Feeders Ltd. - Essex - Wickford
- Auto-Plas (International) Ltd. - Essex - Hockley
- Autoart - Essex - Harwich
- Autohire of Stansted - Essex - Stansted
- Autohouse Associates Ltd. - Essex - Chelmsford
- Autohouse Holdings Ltd. - Essex - Chelmsford
- Automatic Transmissions - Essex - Hornchurch
- Automech UK - Essex - Wickford
- Automill Engineering Ltd. - Essex - Colchester
- Automotive Design Partnership Ltd. - Essex - Maldon
- Automotive Production Technologies Ltd. - Essex - Canvey Island
- Autonix U K - Essex - Woodford Green
- Autonnic Research Ltd - Essex - Maldon
- Autron Products Ltd - Essex - Halstead
- Autronics Europe Ltd - Essex - Witham
- Av Niche (Recording Systems) Ltd - Essex - Basildon
- Av Wow Ltd - Essex - Clacton on Sea
- Avalon Water Treatment Ltd - Essex - Romford
- Avant Supplies Ltd - Essex - Colchester
- Avatar (U K) Ltd - Essex - Dunmow
- Avatar Electrical Ltd - Essex - Epping
- Avenir Business Solutions - Essex - Ilford
- Aver - Essex - Hoddesdon
- Avery Dennison Ltd - Essex - Harlow
- Avionicare Ltd - Essex - Southend on Sea
- Avon Coaches - Essex - Romford
- Avon Lippiatt Hobbs (Contracting) Ltd - Essex - Basildon
- Avonbar Ltd - Essex - Colchester
- Avro & Elmpark Coaches - Essex - Stanford le Hope
- Avtec - Essex - Harlow
- Avtec Services Ltd. - Essex - Harlow
- AW Phillips Ltd - Essex - Dagenham
- Awh Utility Services Ltd. - Essex - Chelmsford
- Awm Potatoes Ltd - Essex - Braintree
- Axiom Personnel Ltd - Essex - Romford
- Aylett Gravel Co - Essex - Rainham
- Aylett Gravel Ltd (Tilbury) - Essex - Tilbury
- Aymon Plant Ltd - Essex - Leigh on Sea
- Ayshford & Sansome - Essex - Wickford
- Ayub Fashions (London) Ltd - Essex - Ilford
- Azcom Business Solutions Ltd - Essex - Southend on Sea
- Azcon Component Solutions - Essex - Colchester
- Azell Ltd - Essex - Southend on Sea
- Azura Associates Ltd - Essex - Colchester
- B & M Business Machines Ltd. - Essex - Colchester
- B O B (Plant) Ltd. - Essex - Billericay
- B Trans Ltd. - Essex - Rainham
- B & B Glass & Mirrors Ltd - Essex - Hornchurch
- B & D Glassmasters Ltd. - Essex - Romford
- B & D Plastics Ltd. - Essex - Colchester
- B & I Data Systems Ltd - Essex - Hornchurch
- B & J Builders Ltd. - Essex - Ilford
- B & K Builders Merchants - Essex - Ilford
- B & P Scrap Co. - Essex - Rainham
- B & S Davies Printing Co. Ltd. - Essex - Rainham
- B & W Polishers - Essex - Romford
- B A E Systems Electronics Ltd - Essex - Chelmsford
- B A Volckman - Essex - Harlow
- B and M Welders - Essex - Benfleet
- B and N Typing - Essex - Clacton on Sea
- B B M (Materials) Ltd (Waltham Abbey) - Essex - Waltham Abbey
- B Bailey & Co - Essex - Ilford
- B C Associates (Financial Solutions) Ltd. - Essex - Witham
- B C Digger Hire - Essex - Rainham
- B E Stannard Engineers Ltd - Essex - Dagenham
- B E & S Y Young - Essex - Upminster
- B E W Electrical Distributors Ltd. - Essex - Chelmsford
- B G A Frood & Son - Essex - Witham
- B G V Engineering Ltd. - Essex - Chelmsford
- B H Construction Services Ltd - Essex - Brentwood
- B H Dental Laboratory Ltd - Essex - Leigh on Sea
- B H Engineering - Essex - Basildon
- B I Communications Ltd. - Essex - Basildon
- B I G (Brackets & Bolts) Ltd. - Essex - Colchester
- B I S Solutions Ltd - Essex - Stanford le Hope
- B J & A M Coe Co. & Son - Essex - Maldon
- B J Fox & Sons - Essex - South Ockendon
- B K Bathroom Services - Essex - Basildon
- B L & J E Mitchell - Essex - Manningtree
- B L B Surveyors Ltd - Essex - Braintree
- B L Tooling & Moulding - Essex - Southminster
- B N O S Meditech Ltd. - Essex - Halstead
- B Nokes Contracts Ltd - Essex - Billericay
- B P H Plastics - Essex - Wickford
- B Rogers Cartons Ltd - Essex - Waltham Abbey
- B S Associates - Essex - Braintree
- B S G Builders Merchants Ltd. - Essex - Barking
- B S G Builders Merchants Ltd. - Essex - Basildon
- B S G Builders Merchants - Essex - Rochford
- B S M Packaging Supplies Ltd - Essex - Chelmsford
- B S P Fencing - Essex - Billericay
- B S S - Essex - Romford
- B S W Marquees - Essex - Braintree
- B T Cullum & Son - Essex - Colchester
- B T G Plant Hire & Repairs Ltd. - Essex - Ongar
- B W Fasteners Ltd. - Essex - Basildon
- B W Rice Skip Hire - Essex - Canvey Island
- B Watts - Essex - Romford
- B Wybrow Motorcycles Ltd - Essex - Stanford le Hope
- B.A Pipe - Essex - Colchester
- B.D.M Products - Essex - Chelmsford
- B.D.R. Micro Instruments Ltd - Essex - Chelmsford
- B4 Industrial Products Ltd. - Essex - Basildon
- Ba Systems Ltd - Essex - Saffron Walden