About Us

We are located in Blackburn, in the heart of Lancashire.

Established in 1968 as G&M Kay, Heatmiser has grown from a small electrical contracting firm to become one of the UK’s leading heating control manufacturers.

We have long term partnerships with heating installers and heating equipment manufacturers across the UK and we would like to feel our attention to detail, superior control products and support are the reasons our partners choose us.

All of our designs are uniquely Heatmiser. We take great pride in the products we craft and we believe listening to our customers over the past 50 years has enabled us to create some of the smartest heating controls on the market today.

  • Established in 1968

    Established in 1968 as G&M Kay, Heatmiser has grown from what was a local electrical contracting firm to become one of the UK’s leading heating control manufacturers.

    Today, Heatmiser are leading the way in smart control and are the preferred controls solution for many underfloor heating system provider in the UK.


    We recognise that climate control is a specialised area and not something the average home owner knows a great deal about.

    Our support team are on-hand to guide end users and our installer partners through the options available. When something doesn’t work as it should, our support team can help to troubleshoot ensuring the system is back up and running just a quickly as possible.

  • Continuous Development

    All of our products are uniquely Heatmiser. It’s easy to source low cost thermostats on the internet, but it’s not easy to develop a series of products that are not only easy to install and use but are safe and reliable too.

    All of our products undergo extensive testing throughout the design phase and we continue our strict standards in our manufacturing facility.

    We focus a great deal of our effort on our next generation of products, ensuring that what we produce tomorrow hits the mark just right with our customers. We welcome our customers to share their ideas via our Ideas Portal.

  • Inclusive

    We partner with all types of companies, as well as supplying products direct to home owners. We truly believe that our direct relationship with end users helps us to develop the feature rich products we have today.

    Installers, wholesalers and system design houses benefit from our extensive product line up and our ability to custom design and private label products.

  • Passionate about Energy Efficiency

    We all agree that our planet’s resources are limited and that the emissions we are creating are having an enormous effect on our health and is putting our planet at risk for future generations. We all therefore have a responsibility to reduce our energy consumption wherever possible.

    Heating our homes accounts for more than 80% of our household energy use and so not only does reducing our energy usage make sense for our planet, it makes financial sense too.

    Here at Heatmiser, we are using the very latest technology to provide our customers with the smartest heating control solutions, solutions that enable homeowners to accurately control the heating in each room and from anywhere in the world.

  • OEM Supply

    We are proud to work with many leading heating equipment manufacturers here in the UK. Our OEM partners benefit from our industry experience, product design ability and forward thinking.

    We like to feel we handle the Control Product Series for our partners, enabling them to focus their time on their core business.

  • International

    We supply products across the world and have established partners in many countries.

    We are always keen to speak with companies interested in promoting Heatmiser in their country so if you are interested in becoming a partner, get in touch today so that we can discuss the opportunities with you.

  • Online Store

    Our Online Store is available here  www heatmisershop.co.uk  We hope the design helps to guide you through the options available, but if you do have a question or two, you are more than welcome to  give our friendly technical support team a call on 01254 669090 or drop them an email at support@heatmiser.com and they will happily assist.