MJS Energy are experts in the design and installation of renewable energy systems. With experience spanning both domestic and complex commercial projects, they pride themselves on working closely with customers to tailor each installation. Their focus is on delivering efficient, high-quality systems that meet the specific needs of every client.

Nigel Davies is the founder of i Heat and Plumb, a company driven by a passion for quality and professionalism. With a background in the military and a full plumbing and heating apprenticeship, Nigel delivers domestic and commercial systems to the highest standards, championing best practice and ongoing learning.

Joey Morgan leads Birdshill Renewables with 16 years experience. Specialising in ASHPs and tailored system design, he focuses on delivering long-term comfort and carbon reduction. With a passion for sustainability, Joey provides honest service and energy-efficient solutions that support a cleaner, greener future.

Based in Merthyr Tydfil, Evergreen Eco Solutions specialises in air source heat pump installations. Their experienced team delivers bespoke design, installation, and maintenance services focused on energy savings and comfort. With a strong commitment to education and sustainability, they help homeowners transition to low-carbon heating solutions.

Lee has over 15 years in the renewables sector, running Menai Heating in Wales, serving customers in both English and Welsh. The team specialises in air and ground source heat pumps, solar PV and battery storage, and has been recognised with Renewables Installer of the Year and Family Business of the Year awards.

Jim's company, WDS Green Energy, is an award-winning renewable energy specialist based in South Wales, serving customers as far afield as the Midlands and Southern England. The team has completed over a thousand installations of ground and air source heat pumps and underfloor heating, from small homes to large commercial projects.

Craig runs Net Zero Heating Solutions, helping homeowners cut energy costs and carbon emissions through solar panels, EV chargers and heat pumps. The team also carries out heat loss surveys to optimise energy use, tailoring every installation to make sustainable living simple.

Maldwyn is Head of Operations at Greenlands Energy, a family-owned business built on care, quality and collaboration. With 25 years as a heating engineer, including 12 at British Gas, he fitted his first air source heat pump 15 years ago and has been designing efficient systems ever since.