County Index - Essex
- 4 Tek IT Solutions - Essex - Braintree
- A P C Solutions Uk - Essex - Colchester
- Access Accounting Ltd. - Essex - Colchester
- Advance Digital Graphics Ltd. - Essex - Witham
- Advanced Technology Systems Ltd. - Essex - Basildon
- Advantech Ltd - Essex - Grays
- AJS Design - Essex - Dunmow
- Akhter Group Ltd. - Essex - Harlow
- Amenz Ltd - Essex - Harwich
- AND Software Ltd - Essex - Epping
- Apex Publishing Ltd - Essex - Clacton on Sea
- Archer Bond Consultants - Essex - Colchester
- Auckland International Ltd. - Essex - Harlow
- Auto Feeders Ltd. - Essex - Wickford
- Automotive Production Technologies Ltd. - Essex - Canvey Island
- Azcon Component Solutions - Essex - Colchester
- Bannerbridge Plc - Essex - Basildon
- Bar Code Products Ltd - Essex - Saffron Walden
- Beard & Fitch Ltd - Essex - Harlow
- Benefit 2 Business Ltd - Essex - Maldon
- Bishop Consultancy - Essex - Chelmsford
- Brunel Computer Services Ltd - Essex - Southend on Sea
- C C S I T Ltd - Essex - Colchester
- Callidus Computer Centre - Essex - Leigh on Sea
- Cambridge Microprocessor Systems Ltd - Essex - Dunmow
- Celebro Ltd - Essex - Halstead
- Circuit Electronics Services - Essex - Basildon
- City Electronic Services - Essex - Barking
- Clare Web Design - Essex - Colchester
- Clifford Thames Group Ltd - Essex - Chelmsford
- CMS Software Ltd - Essex - Upminster
- Codeway Ltd. - Essex - Colchester
- Colter Products Ltd - Essex - Dunmow
- Commend UK - Essex - Stansted
- Comms Express Ltd. - Essex - Chelmsford
- Concurrent Technologies plc - Essex - Colchester
- Creation Internet Services Ltd. - Essex - Rayleigh
- Curran Packaging Co. Ltd. - Essex - Tilbury
- Cymax Computers & Communications Ltd. - Essex - Colchester
- Datacore Consultants - Essex - Chelmsford
- Delian Systems Ltd. - Essex - Chelmsford
- Edimatrix Ltd. - Essex - Woodford Green
- Eris Technical Support Ltd. - Essex - Hornchurch
- Eserve IT Ltd - Essex - Brentwood
- First Byte Micro Ltd - Essex - Billericay
- Fusion Media Networks Ltd - Essex - Southend on Sea
- Future Office Solutions Ltd. - Essex - Romford
- G & A Group of Companies Ltd. - Essex - Maldon
- Garner Fendley Business Solutions Ltd - Essex - Billericay
- Giga Computer Services - Essex - Billericay
- Giotech IT Support London - Essex - Dagenham
- Granite Computer Solutions Ltd. - Essex - Colchester
- Graphic Impressions - Essex - Chelmsford
- GT Systems UK Ltd - Essex - Brentwood
- Hadleigh Paper Converters - Essex - Wickford
- Harrod of Redbridge - Essex - Ilford
- Helbar Automation Ltd - Essex - Hockley
- Hi-Grade Computers Plc - Essex - Barking
- Horkesley Electronics Ltd - Essex - Colchester
- Iicon Ltd. - Essex - Brentwood
- Industrial Plastic Fabrications - Essex - Waltham Abbey
- Informed It Solutions - Essex - Manningtree
- Innovative Creations Ltd - Essex - Clacton on Sea
- Innovise Software Ltd - Essex - Ongar
- Inserco Industrial (Controls) Ltd. - Essex - Rainham
- Integrated Solutions Ltd. - Essex - Romford
- Integrations t/u Sam Kane Ltd - Essex - Waltham Abbey
- Intercomp Data Services Ltd. - Essex - Maldon
- Javalin Network Services Ltd - Essex - Chelmsford
- JS Network Solutions - Essex - Harlow
- Knotty Ash Woodworking - Essex - Saffron Walden
- Links Network Communications Ltd - Essex - Maldon
- Mac PC Solutions Ltd - Essex - Barking
- Majenta Solutions Ltd. - Essex - Brentwood
- Masterkey Systems Ltd - Essex - Southend on Sea
- Matrix Technology Services - Essex - Maldon
- Micrologic UK Ltd - Essex - Clacton on Sea
- Micromech Ltd - Essex - Braintree
- Net 5 Ltd. - Essex - Braintree
- Nomad Dot Com Ltd - Essex - Southend on Sea
- Objective Computing Ltd - Essex - Chelmsford
- Ohgon Electronics - Essex - Canvey Island
- One Degree Consulting Ltd - Essex - Romford
- Ontraq Ltd - Essex - Chelmsford
- Optima Research Ltd - Essex - Stansted
- Ozoid Small Business Services - Essex - Dagenham
- Pemberton Dear - Essex - Harlow
- Plextek Ltd - Essex - Saffron Walden
- Practical HR Ltd - Essex - Southend on Sea
- Prism Europe Ltd. - Essex - Colchester
- Quasar Computers Ltd. - Essex - Barking
- Rapid Electronics Ltd - Essex - Colchester
- RDC - Essex - Witham
- REC Distribution Ltd - Essex - Chelmsford
- Salbourne IT Ltd - Essex - Southend on Sea
- Sheraton Systems Ltd. - Essex - Wickford
- SoftChip Ltd - Essex - Clacton on Sea
- Tecmedia Services Ltd - Essex - Ilford
- The Computer Factory - Essex - Benfleet
- Time and Frequency Solutions - Essex - Witham
- Total Communications Training Ltd - Essex - Harlow
- Total Computer and Office Supplies Ltd - Essex - Romford
- Trust Technology Products Uk Ltd. - Essex - Colchester
- TS Technologies Ltd - Essex - Clacton on Sea
- TSE (IT) Services Ltd - Essex - Basildon
- Votec Ltd. - Essex - Basildon