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 Wholesale provides one stop shop for all HVAC and Commercial Refrigeration parts and Equipment. They carry a large variety of air filters including specialty filters like Air Bear.

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.

Reliable Heating & Air has been serving all of Metro Atlanta's communities offering heating, cooling, plumbing, and electrical services, indoor air quality, duct cleaning, insulation, and home and building performance for both residential and commercial customers.

Reliable Heating and Air is a trusted HVAC contractor serving Los Angeles and Ventura counties. They specialize in installation, repair, and maintenance of heating and cooling systems, with a focus on energy efficiency, indoor air quality, and customer satisfaction. Their certified technicians provide reliable service backed by strong warranties, ensuring comfort and peace of mind year-round.

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.

Renroc Group was established in 1991 to revolutionize and optimize Australian Industry. The company began by supplying pumps and fluid handling systems to many industries. The company is now a diversified specialty equipment and services supplier including pumps and polymeric coatings. Serving, Oil & Gas, Power, Renewables, Water & Waste Water, Food & Beverage, Chemical, and HVAC markets.

Resolute is a well-capitalized, deeply experienced company focused on growth by providing service to a wide spectrum of customers in the HVAC industry. They provide Rental Chillers, Compressors, RSR's, HVAC, HVACR, Rental Heat, Rental Power, Rental AC, Rental Dehumidification, Rental Fans, Rental Air Handlers, Rental Cooling Towers, Rental Generators and much more.

Rhodes and Stafford is a company that serves as a representative of companies like Diversitech, Southwark Metals, Berry Global, J. P. Lamborn, Uni-Weld, Hardcast, Glasfloss Industries, Honeywell Genesis Cable, Truaire, Soler&Palau, Fujitsu, JB Ind., Builder's Best, Pro1, Trion.

Riello is a pioneer in products and services for heating, air-conditioning and energy efficiency. Riello is a part of Carrier, a global provider of innovative HVAC, refrigeration, fire, security and building automation technologies.

RightTek excels in providing real-life Residential HVAC Training from entry-level classes to advanced specialized training for senior technicians. As an Army-approved Career Skills Program (CSP) provider, RightTek re-tools soldiers leaving active duty for a rewarding career in the Residential HVAC Industry.

Ripley PR is an award-winning, global public relations agency providing services across a spectrum of industries, including skilled trades (home service - HVAC, plumbing, electrical; construction; engineering), B2B technology, manufacturing, franchising, and B2B professional services. It was named to Forbes’ America’s Best PR Agencies of 2021 list and has been ranked by Entrepreneur in the Best Franchise PR Agencies list three years in a row.

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.

At River Valley Construction, excellence and integrity are at the core of everything they do. User satisfaction, comfort, and peace of mind are their top priorities.

Robert A. Nowak HVAC understands the importance of a comfortable and well-regulated indoor environment. As the premier Buffalo-area HVAC service provider, they bring decades of experience, unwavering expertise, and a commitment to excellence that sets them apart. They proudly offer both residential and commercial HVAC solutions.

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.

Robert Madden Industries is a heating and air conditioning wholesale distributor offering Carrier, Bryant, Payne, and Day & Night equipment and parts, as well as a generous line of supplies.

Robertshaw Climate is an industry pioneer in HVAC line voltage, low voltage mechanical, digital, and communicating thermostats for the residential and light commercial marketplaces.

Rockwell Automation helps manufacturers to succeed and grow with industrial automation control and information solutions designed to give the customers a competitive advantage.

Since 1989, Romaniuk Heating & Air Conditioning has been providing the Edmonton area in Alberta, Canada, with expert HVAC installation, repairs, and maintenance.

Rossair Ltd. specialize in the design, supply, installation and maintenance of mechanical and electrical building services. They provide a full range of facilities management solutions. They deliver tailored, complete solutions to clients of all sizes, and in all sectors, notably Retail, Commercial, Industrial, Public Sector and Transport, with a focus on decarbonization.

At Royal Air Conditioning & Heating, Inc, they aim to provide users with quality HVAC repairs, maintenance, and replacements. They are fully trained and certified with over 30 years of experience performing everything from regular inspections and cleanings to installing and replacing residential and light commercial HVAC systems.

RPS is a global professional services firm. It defines, design, and manage projects that create shared value by solving problems that matter to a complex, urbanizing, and resource-scarce world. RPS works across six sectors: property, energy, transport, water, resources, defense, and government services.

RS Components are the global omni-channel solutions partner for industrial customers and suppliers who are involved in designing, building or maintaining industrial equipment and facilities. They provide HVAC fans, lights, plumbing solutions, power generation and much more.

RSM Air Conditioning and Refrigeration Ltd is a privately owned enterprise with no financial or group affiliation. Having been established for over 40 years, RSM are able to offer a comprehensive service supported by an acknowledged reputation for high quality work.

Ruidong Group Co.,Ltd. was founded in 2011 as an air conditioning and refrigeration solutions provider. There services include the system design, equipment production, installation and sales of the system and equipment. Air conditioning and refrigeration equipment has changed the way humans live, work and play since their invention.

RunTru is a dependable HVAC brand, but at a price point that makes it the answer to heating and cooling needs. This new product is also designed, engineered, tested, and assembled in America.

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.

Rushing is an MEP (mechanical, electrical & plumbing) engineering and sustainability consulting firm offering a full spectrum of integrated services which includes energy analysis, lighting design, and commissioning. They provide Mechanical engineering, electrical engineering, plumbing engineering, sustainability consulting and much more.