QuoteSoft is now part of Construct Connect, a fast-paced market leader of preconstruction project data, contractor network, and software in North America. They provide the largest network, the most robust project data, and industry-leading tools for mechanical estimating. QuoteSoft joined Construct Connect in 2018 after nearly 30 years of supplying powerful, purpose-built tools for the mechanical, piping, plumbing, HVAC, and ductwork industry.

RLines is a Manufacturers Representative corporation serving the HVACR marketplace. They represent numerous manufacturers providing; Air Distribution, Ventilation, Indoor Air Quality, Equipment and Controls, Parts and Supplies.

R. Williamson & Associates has been providing industry with clean, comfortable air. They provide an interactive experience, having engineers and technical sales representatives on staff with more than 135 years of air systems design experience.

The R.E. Michel Company was founded in Baltimore, Maryland in 1935 as a supplier to the home heating oil burner industry. Still family owned and operated, they have grown to be one of the nation's leading wholesale distributors of HVACR equipment, parts and supplies.

RAC Sales Inc. are representing manufacturers of HVAC/R equipment and supplies to wholesalers in multiple states.

Randazzo Heating, Cooling, and Electrical is a Michigan-based company, keeping Michigan residents comfortable since 1988. They are committed to bringing their customers the best heating and cooling options. They are a company on a mission, focusing on offering their customers an optimum level of service!

Rapid Recovery provides refrigerant recovery services for the HVAC, refrigeration, demolition, and marine industries. Projects range in size from single residential split systems to chilling systems operating on tens of thousands of pounds, to projects with thousands of units.

Rapid Water Technologies' patent-pending nanobubble generator removes and prevents the buildup of biofilm in commercial and industrial water use.

RAW Heating & Plumbing offers superb service, clean and efficient solution to fix any plumbing and heating issue. They are a Viessmann approved installer, they also fit any brand of boiler one wishes ensuring it meets the latest safety standards.

Rawal Devices Inc. is the manufacturer of highly efficient and cost-effective solutions that solve temperature and humidity control problems in industrial, institutional, and commercial building applications.

Ronald Chambless has owned RC's A/C & Heating since 1994 when he began his company from his home functioning from the back of the little Mazda pickup.

RCA manufactures and distributes quality, value priced consumer electronics & appliances. The company has been in the distribution business for over 90 years. They offer a broad range of the latest technology in home electronic products including flat-panel and 4K televisions, tablets, smartphones, home appliances, and many other extraordinary products.

RCI Westech is a manufacturer’s representative agency that serves in the HVAC/R industry. For the past 52 years they have represented HVAC/R related products by promoting and training to contractors, school districts and trade schools with the partnership of our wholesaler distribution channels and industry associations. They do continuous promoting through mobile training, tradeshows, wholesaler open houses, counter days and contractor calls.

RDM Products specializes in sheet metal and wire fabrication, welding, and design services. They also deal with condensing unit enclosures, noise reduction panels, shelving, theft-deterrent cages.

Reacond Associates is a company that works towards selling and partnering with huge HVAC brands and supports the success of their customers and manufacturers.

Reclamation Technologies is the Midwest pioneer EPA certified refrigerant reclamation company. They offer a wide range of services to assist their customers with refrigerant management issues.

Over its long and prestigious history, RED-WHITE VALVE CORP. (RWV) has maintained a significant presence in the plumbing, commercial, industrial and HVAC markets.

Redi Controls, Inc. is a provider of innovative quality solutions in thermal energy dynamic processes for industrial & commercial applications. Redi Controls also provides consultation for unique system application situations, and have the capability of designing solutions for specialty build customer requirements.

Redwood Services' mission is to support its local partners with shared resources, access to capital and best-in class operating systems and processes – all designed to drive long-term, profitable growth. Founded in 2020, with the backing of the Union Main Group, Redwood Services is actively investing in ‘mission critical’ home services companies, including HVAC, plumbing, and electrical.

Reece Group offers a wide variety of products to reputable brands supplying mechanical services, air conditioning, spare parts and heating and cooling. They also provide dedicated support and technical expertise for their products.

Reedy Industries is a rapidly growing commercial HVAC and building controls company that is transforming the industry. Founded in 1930, we’ve grown by providing exceptional service and unprecedented opportunities for HVAC company owners, their employees, and customers.

Reefer Service, Inc. provides transport temperature control and anti-idling solutions with a complete line of equipment for refrigerated trucks, trailers and containers. They are dealers of Carrier Transicold equipment, and also provide a full range of refrigeration equipment services for all types of transport vehicles.

REFCO Manufacturing Ltd. manufactures HVAC/R service products and mini split condensate pumps.

REFCOLD India is an initiative of ISHRAE & NurenbergMesse India, which has been actively working towards growth Refrigeration & Cold Chain industry with an objective to bring forward the best technology solutions and increase the overall growth of this sector.

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.

RefComp provides solutions like Air Conditioning, Refrigeration, Heating, Cooling, etc and is based out of Italy.

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

Refra is a well-known manufacturer of refrigeration and air conditioning equipment in Europe. Distinguished by a highly complex and unique offer of refrigeration products, the company can design and manufacture non-standard products, fully customized and completed according to customer requirements. Refra has firmly established itself in the European refrigeration market.

Refricenter International is a wholesaler/exporter of heating, ventilation and air conditioning parts, supplies and equipment.

Refrigerant Services provides refrigerant collection, reclamation and disposal of surplus refrigerants and maintains a large inventory of refrigerant recovery cylinders. The Company has since developed a number of patented and patent pending technologies for the reprocessing of refrigerants.