Grayson Thermal Systems

The leading supplier of Cooling, Heating & Air Conditioning Products 

Grayson Thermal Systems design, manufacture and supply  engine cooling, heating, and air conditioning products for buses and coaches, specialist off-road vehicles and commercial vehicles worldwide. We are responsible for the sales, installation and servicing of Thermo King vehicle air conditioning systems to the bus and coach industry throughout the UK.

A proud UK manufacturer, Grayson works in partnership with our customers to develop innovative ways for them to improve vehicle performance and reliability. Our customers include some of the best known OE manufacturers and vehicle operators. From the heart of England, we serve customers in Britain and right around the globe including China, the US, Eastern and Central Europe and New Zealand. We have opened Grayson North America and Grayson Poland, and plan a further programme of satellite businesses across the world. .

Formed in 1978, we remain a privately owned, family business. Exceptional staff within the organisation ensure the core beliefs that have led to our success remain at the heart of our business operations.