Radialight provides HVAC solutions like heating and air conditioning and is based out of Italy.

REFCOM is the UK's market F-GAS certification scheme, operating since 2009. They help companies make sure that they comply with F gas regulations since 2014.

Refrigeration Technologies is the manufacturer of specialty chemicals, product research, development and marketing in the HVAC market.

With over 75 years of experience and 18 branches spanning across Western Canada, Refrigerative Supply Limited is now one of the country’s leading distributors of residential and commercial HVAC and refrigeration equipment, parts and tools. RSL continues to invest in providing its customers with fast, personable, and reliable service both in-store and online.

Since 1961, Reliable Louvers has been supplying architectural and mechanical louvers for the construction and hospitality industries. With a state-of-the-art paint and anodizing finish lines, in-house full-service sheet metal shop and a full-time engineering staff, they have the capabilities to meet any needs.

Renewable Equipment Solutions (RES) specializes in the design and supply of bespoke renewable equipment for domestic and commercial premises across the United Kingdom (UK). They offer industry-renowned equipment, comprehensive system designs, and expert technical support. They are a MCS accredited, HEIS consumer code member, TrustMark registered and NICEIC approved company.

Resource Innovations is a women-owned, community-focused environmental consultancy working to transform the model of resource efficiency and create sustainable impacts that benefit everyone. With deep roots in energy efficiency program design and implementation, Resource Innovations is a renowned player in the HVAC industry with innovative program solutions, working with community organizations toward a collaborative economy.

Reviveaire LLC is a globally renowned manufacturer and provider of advanced air disinfection systems to safeguard indoor environments against airborne pathogens, focusing firmly on innovation and cutting-edge technology.

Ripple Energy makes clean energy ownership accessible and affordable for everyone, everywhere. Ripple will enable energy consumers around the world to part own large scale wind farms and solar parks and have the clean, low cost electricity they produce supplied to their homes. Their utility partners supply the electricity from the wind farms and solar parks to their owners’ homes via the grid.

Rite Way Heating, Cooling & Plumbing is a local plumber and HVAC company, serving home and business owners across Tucson, Arizona, USA. They offer a wide range of heating, cooling, and plumbing products, including air conditioners, furnaces, heat pumps, hot water tanks, and water conditioning systems.

INNORAPID LIMITED with brand RPWORLD, founded in 2003, is committed to high-mix, low-volume manufacturing services. Over more than 19 years, RPWORLD has been providing customized one-stop manufacturing solutions for 20,000+ projects from 40 countries around the globe, becoming one of the fastest and most comprehensive manufacturing suppliers in the world.

Rush Health Systems provides health care services, ventilators, breathing apparatus and other medical equipment for the medical and rescue services. They also offer electronic health information software from Epic, leveraging Ochsner’s comprehensive tele-medicine capabilities, access to Ochsner’s nationally recognized billing systems, and other investments in state-of-the-art medical technology.

Salix Finance supports decarbonization and energy efficiency in the public sector by providing funding, support and expertise.

For 50 years, Schornsteinwerk Schreyer GmbH have been producing and selling chimney and ventilation systems with complete accessories as well as prefabricated chimney heads at the Zeven location. Shaft and ventilation stones are used for ventilation and as an enveloping shaft for exhaust pipes.

At ScottishPower, they’re working on a better, greener future. They only generate renewable electricity and they’re proud that all their domestic green tariffs are backed by 100% green electricity, made by their windfarms right here in the UK.

Since 1935, Sealmaster bearings are the industry's preferred bearing product, known for its premium-quality mounted ball-bearing line, as well as its mounted roller bearings.

Sensaphone is a HVAC solutions company based in Aston, Pennsylvania, USA. They offer a comprehensive line of remote monitoring products that safeguard valuable assets by tracking critical environmental data such as temperature, humidity and power failures.

Senseware is a Vienna, Virginia-based Smart Building Solutions company offering an affordable facility monitoring and controls platform for the commercial and industrial building market. What began as a way to simply stream real-time energy data has blossomed into a full blown universally connected Internet of Thing ecosystem capable of connecting any device, system, or piece of equipment.

Sensitech is focused on delivering supply chain visibility solutions that track, monitor and protect products for global leaders in the food, life sciences, consumer goods, and industrial markets. Their solutions are focused in three key areas: quality and compliance, supply chain security, and logistics performance management.

Sensor Electronics Corp. is a renowned provider of digital gas detection systems that monitor combustible gas, toxic gas, and oxygen deficiency. They also manufacture toxic and explosive gas detectors, along with gas analyzers with over 75+ gas sensors.

Service Experts Heating & Air Conditioning (Service Experts) sells, services, and repairs more heating and air conditioning systems than any other HVAC service company in North America, and all are backed by their written 100% Satisfaction Guarantee. Service Experts has over 100 service locations in cities across the North America, providing heating repair, air conditioning repair, and indoor air quality sales, HVAC installation and repairs.

AIKO is a new energy technology company that focuses on R&D and manufacturing of PV core products and integrated solutions for power generation, storage, usage, providing customers with solar cells, ABC (All Back Contact) modules and scenario-based solutions.

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.

Shook Mfg. Products Inc. specializes in fasteners and tools for over fifty years now. They provide products with high-quality design, performance and usability. Their range of products include tools & hardware for the HVAC/R, roofing, and many other home improvement industries.

Shortridge Instruments Inc. is a renowned US-based manufacturer of AirData Multimeters, FlowHoods, HydroData Multimeters, Air Balance Instruments and Water Balance Meters.

SIG Group is the globally renowned packaging solutions provider that follows the company's mission of moving towards a more sustainable world.

Sika USA Inc. is a renowned manufacturer of flow switches and flow meters. The company emphasizes on reliability and innovative design in small, low cost instruments for chillers and heat pumps. They also provide flow measurement instruments, electronic measuring and mechanical measuring instruments.

Smart Service is a US-based provider of HVAC software solutions for a wide range of applications. Smart Service adds scheduling, dispatching, and more to QuickBooks, helping companies streamline their operations and eliminate waste.

SMS Indoor Environmental Cleaning Inc provides high-quality mold and indoor environmental services. With over 30 years of experience in the field, the company's professionals will do all it takes to make any property safe and hygienic.

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.