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.

RefPlus is a world-renowned manufacturer of refrigeration products. At the forefront of the latest technological innovations, their equipment combines performance and reliability.

Refrigeration Design Technologies (RDT) designs and manufactures refrigeration systems for food service operations. RDT has equipment in many restaurants, hotels, casinos, universities, hospitals, prisons, corporate dining facilities, sporting stadiums and theme parks.

Refrigeration Hardware Supply Corporation is a commercial refrigeration parts wholesaler. They serve as a source for commercial refrigeration parts, with locations in Grand Junction, Colorado and Sun Valley, California.

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.

Regal Inc. offers a full range of heating and cooling services with their nationally trained technicians for ones home and business. Their product range includes gas furnaces, oil furnaces, boilers, radiant floor heating, heat pumps, geothermal systems, hybrid heat systems, roof-top units, electric heating, zone control, air purification, system balance, freon leak detection, ventilation, humidifiers, to name a few.

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.

Rensair is a specialist in air purification, protecting, and enhancing lives through clean air. Its patented technology combines H13 HEPA filtration with germicidal UVC light, was developed to meet the strict standards of Scandinavian hospitals, and is independently validated by scientific research laboratories. Rensair air purification units meet all the standards recommended by the US EPA and UK SAGE committee in their respective reports.

RIDGID provides high quality HVAC products for drain cleaning, pipe fabrication, pressing, threading and much more. RIDGID® Wet/Dry Vacs are designed and engineered for best-in-class power, performance and durability. RIDGID shop vacuums are also backed by the best warranty in the industry.

RK Mechanical Air Services prides itself on being the trusted HVAC partner for residential and commercial clients across Placer, Sacramento, Yolo, Napa, Sonoma, and Marin counties. Since 2019, after partnering with FA & AO, their locally owned business has grown and now operates broadly in Northern California, delivering top-tier heating, cooling, air conditioning, ventilation, furnace repair, air quality solutions, and HVAC maintenance.

At RM Additions, they are passionate about transforming ordinary spaces into extraordinary living spaces that enrich lifestyles and adds value to homes. With their years of experience in the building industry, project management, and finishing, they are dedicated to bringing their renovation dreams to life.

Robert Heath Heating provides domestic heating service, maintenance, and installation for private clients and social landlords. Competitive service for both residential and commercial gas services.

Royce Industrial Compressor provides Industrial hermetic, semi-hermetic, open drive compressors and compressor units from 1 to 150 h.p.

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.

RVT Group is not an average hire company, work with to understand the full scope of activities on site before recommending a fully compliant health hazard control solution. Specialist solutions include dust control, noise control, fume control, ventilation, heating and cooling, environmental monitoring, water treatment solutions, and confined space equipment.

S&P USA Ventilation Systems, LLC is a producer of air movement products, ventilation systems and fans. They also provide Air Movement Products, Intake and Exhaust Systems, Ventilation Products, Fans and Blowers, Residential Ventilation, Commercial Ventilation, Bathroom Fans, and Inline Duct Fans.

SANI-VAC Service provides high-quality indoor air cleaning services, including HVAC units, air ducts, and kitchen exhaust cleaning for commercial, industrial, and institutional organizations. It offer much heating and cooling cleaning services including air duct cleaning, ventilation cleaning, coil cleaning, HVAC cleaning, commercial kitchen exhaust degreasing, cooling tower cleaning, and ductwork inspections.

Scot Pump is a O.E.M manufacturer that specializes in End Suction Centrifugal pumps. While many of Scot's competitors have a broader product line that encompasses many different types of pumps, Scot has directed its focus on End Suction Single Stage Centrifugals, and boasts to have the best delivery, customer service, and quality in the industry.

Scott Comfort Systems in Raleigh, NC is a premier HVAC contractor for all your heating and cooling needs. They provide high-quality installation and service of air conditioning and heating systems for residential and commercial customers in the Triangle region.

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.

Select Global Events is a newly formed exhibitions and conference organizer, specializing in launches and managing shows from inception into global brands.

Manufacturer Qualifications: Company specializing in manufacturing products specified in this section with a minimum five years documented experience. Installer Qualifications: Company specializing in performing Work of this section with minimum two years documented experience with projects of similar scope and complexity.

Sewer Surgeon is Sydney's premier plumbing service with over 63 years of combined expertise. Specializing in plumbing, blocked drains, and pipe relining, their family-owned business is on-call 24/7 for emergencies. As trusted local plumbers, they ensure swift, professional solutions for residential and commercial needs. Pick them for unparalleled skill in addressing drain blockages, plumbing issues, and pipe relining in Sydney.

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.

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 Electric has been focused on HVACR components for over a decade. They provide HVAC systems' components, smart electric motors, capacitors and transformers for air conditioning, refrigeration equipment, valves, filters, heating and other appliances.