About Us

Heat Exchange Group is the leading UK and worldwide supplier of the widest range of heat exchanger and industrial/marine boiler products and services.

The Group was formed in 2018, following the merger of Green’s Power and Thornhill Heat Exchangers. In 2022 Heat Exchange Group acquired the skilled team members, drawings and intellectual property of Hunt Thermal Technologies, owner of the Johnson Hunt, Hunt Graham and Wellman brands, further bolstering its specialist heat exchanger offering.

We design, manufacture, install, service and repair economisers, waste heat boilers, land and marine boilers, steam air heaters and other pressure parts. We service and repair all makes of plate heat exchangers, shell and tube heat exchangers and other industrial related heat exchange equipment, as well as repair or manufacture of replacement rail heat exchangers.

We are proud of our heritage, our people and our reputation for excellence. Our teams work professionally, commercially and responsively to provide the highest quality products and services for our clients, no matter where they are in the world. Watch a short video.

Call us on +44 (0)300 124 0495

24/7 for urgent repair