Shell are a global group of energy and petrochemical companies with more than 80,000 employees in more than 70 countries. Theye use advanced technologies and take an innovative approach to help build a sustainable energy future.

SO Energy is a London-based supplier of gas and 100% renewable electricity to homes around Great Britain and believes in honesty, transparency, and enabling their customers to make a move towards net zero. It is the only energy supplier that empowers customers by allowing them to vote on how it sources its renewable electricity.

In 1946, State Water Heaters was founded by Herbert Lindahl, Sr. as a small entrepreneurial company producing coal and wood-burning stoves in a garage in Nashville, Tennessee. In the years that followed, State expanded and became a leader in the water heating industry, through steadfast commitments to seeking new materials, new technology and innovative engineering techniques.

Let the professionals from Steel T Heating & Air Conditioning inspect the HVAC system and pinpoint minor issues quickly, before they graduate into more extensive damage, disruption, and expense. The company's fully-stocked fleet trucks are never more than a phone call away, protecting residents with convenient scheduling during regular hours, and Emergency Assistance 24 hours a day, 7 days a week.

Switch2 Energy Limited is the UK’s most experienced and capable provider of end-to-end solutions for heat networks. They make a success of heat networks owned by local authorities, housing associations and private developers. They also help to optimize energy efficiency, manage renewable energy, and focus on well-performing schemes, while minimizing costs to the resident.

When it comes to HVAC services, like heating and air conditioning services, we, Teressen Heating Ltd are a name. They have expert technicians who assist in giving the best advice on an on-site visit or help with a free quotation for the installation system. The company has always earned a reputation as one of the major and fastest-growing HVAC services in Canada.

Based out of Italy, Termotek srl provides high performance and energy efficient HVCA solutions, including Boilers, Air Conditioners, Heat Pumps, Heaters, Ventilation, etc.

The Edinburgh Boiler Company are the major installer of new gas combi boilers in not only Edinburgh, but all of Scotland. They lead the way for both Worcester Bosch and Ideal Boilers, and have also been awarded the highest boiler installation accreditation with both of these major UK boiler manufacturers.

The Nixon Group are renowned Georgia-based HVAC equipment and systems service, maintenance and repair providers.

Thomas Home Services is the renowned home service contractor serving Chandler, Arizona and the surrounding areas. They have provided the finest in quality HVAC and plumbing services since 1946, and they’ve served the entire Phoenix and East Valley area since 1994. The company offers top-quality HVAC, plumbing, and appliance services.

Since 2005, Thomas Service Company has become Huntsville, Alabama's choice for reliable, honest, and affordable home services. They provide the very best in installation, service, and repair for all your heating, cooling and plumbing needs. They are available for Plumbing, Heating, Ventilation and Air Conditioning (HVAC) needs around most of North Alabama and Southern Tennessee.

Trust Electric Heating is an industry-renowned electrical heating company that provides innovative, affordable and sustainable heating solutions to homes and businesses across the UK. Their superior products, and the technology behind them, sets the company apart from other brands. They also offer customers free installation and a 100 days free trial on the finest electric heating system there is.

UKHeatPumps are a specialist supplier & installer of sustainable climate solutions for residential and commercial projects. UKHeatPumps provide full systems design, installation, aftercare, and expert advice on all types of renewable projects.

Uncle Mike’s Home Service is the go-to AC repair and Installation service provider in Lincroft, New Jersey, USA. They understand the importance of maintaining a comfortable and well-functioning home environment. With years of professional expertise, their team is committed to delivering top-notch HVAC solutions tailor-made to suit specific needs.

Founded in 2003, Utilita was created to challenge the Big 6 energy suppliers by empowering everyone with a fair and flexible service that’s good for the pocket and planet.

Viva Training delivers first-class building services courses, for heating installers, new entrants, and RACHP engineers. Based in Halifax, Yorkshire, they provide a range of gas qualifications, designed for both experienced engineers who need to keep their ACS up to date and career changers looking to upskill or start something completely different.

VKK - Vaasan Kuljetuskanavat Oy is a plant supplier of heat and steam production plants operating on biofuel - one of Finland's operators. Vaasa's Kuljetuskanavat specializes in deburring of the mechanical wood processing industry and transport and handling systems for various materials in demanding industrial environments. Together, the companies form the VKK Group Oy group.

Established in February 2001, Voltex continues to achieve rapid, consistent growth by focusing on compliance, high performance and reliability, with an unflinching commitment to looking after electrical contractors, the guys that do the work. They are a 'manufacturer to end-user' company, controlling everything from design right through to using only direct distribution from Voltex's own warehouses to account-holding licensed electricians.

Whitehead is a building services company providing the full range of mechanical, electrical and management services. They design, install, test/commission, manage and maintain buildings across the UK. Whitehead provides heating, lighting, ventilation, power and water services.

Zilmet is one of the oldest and largest expansion tank manufacturers in the world. Established in Italy on 1962, Zilmet is an international manufacturer of quality expansion vessels, pressure tanks and plate heat exchangers with several branches across the globe with worldwide distribution.