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.

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 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.

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.

Research Products Corporation educates homeowners about air quality and provides them with innovative solutions they can depend on.

Over 30+ years of progressive experience in Mechanical Engineering, HVACR Project Management, Energy Management, Facilities Management, Project Management, Financial Management, HVACR Training and Development, Research, and Management Consulting Models.

Riley Sales is a distributor and service provider of HVAC needs. They cater to the industry by offering services for air ventilation and filtering to thermostats and sheet metal.

RM Manifold Group, Inc, based in Fort Worth, TX, proudly manufacture's the following brands: US Draft Co - delivers pioneering technology for the chimney and venting industry LFSystems - focuses on the needs of the laundry exhaust, supply air, multi-family high rise systems and stairwell pressurization controls.

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

Robertson Heating Supply Co. is an 81 year old family owned Midwest regional HVAC and plumbing distributor serving the Ohio, western Pennsylvania, West Virginia, northern Kentucky and Michigan markets with 31 current locations.

Robinson Supply Co. is a distributor of heating and cooling equipment, duct, registers and grills, tools and test equipment, air quality products in the HVAC industry.

For managing more of the sales, operations, and customer service side of construction projects, Jobber is one of the best apps on the market today. This app is geared primarily toward small to medium-sized contractors with team sizes up to 50 who serve both homeowners and commercial properties. Examples of contractors Jobber serves include lawn care, landscaping, arborists, cleaning services, HVAC, plumbing, pool services, and general contractor.

The RSI Company manufactures and services the Typhoon A/C VPAC line, the Nesbitt Multizone and single zone lines, the Correct-Air line and OEM parts.

Russell International Controls Inc. are manufacturer representatives for export of equipment and spare parts in the A/C, Refrigeration, and Appliance parts industry.

Ryf Heating & Air Conditioning, Inc. provides reliable and affordable HVAC services to hundreds of customers each month, with the goal of making them satisfied customers for life. They supply cooling, indoor air quality and heating solutions.

S & A is the premier supplier of building and remodeling products including plumbing, heating, air conditioning, water systems, water treatment, electrical, and underground products in Berkshire County, Massachusetts.

SafeTraces works on a mission to ensure the highest safety standards for the air we breathe. It delivers veriDART™, a solution for verifying safe indoor airflow.

Sager Electronics is a North American distributor of Interconnect, Power and Electromechanical components from leading manufacturers worldwide and a provider of value-add solutions. They provide a wide range of services, including electronics, distribution, power, thermal, interconnect, sensors, switches, relays, filters, motors, value add, electromechanical, circuit breakers, modular power, configurable, battery, and batteries.

Saif International Group supplies a wide range of AC Equipment in the DX & Chilled water range such as Decorative & Ducted split units, Rooftop package units, Fan coil units, Air Cooled & Water cooled chillers, & VRF systems.

Salina Supply is a full service HVAC supplier stocking Arcoaire equipment. They offer dealers two technical service meetings per year and design and layout services.

Samsung HVAC is a distributor of Samsung ductless inverter, VRF heat pump and heat recovery systems. Samsung HVAC is a new kind of HVAC company, one that’s dedicated to creating the most incredible heating and cooling systems in existence.

Sanders Supply Inc. is a distributor of HVACR Supplies in Arkansas since 1978 with plumbing and electrical at some locations. They also extend their customer base to the World Wide Web by opening ShopSanders.com.

Sensibo designs cooling products that connect existing and new air conditioners to the Internet of Things (IoT), learns and adapts to the user and the environment, maximizing comfort and energy efficiency.

Sharco International Corp. is the export management company for USA-made engineered, industrial and HVACR products. They also provide warehousing, consolidation, shipping & export documentation.

Shop Data Systems (SDS) has been servicing the metal fabrication industry since 1975. Throughout our decades in the industry, have continually introduced new products and services designed to help business owners across the country and around the world.

Shore Distributors, Inc. are wholesale distributors of HVAC and plumbing supplies across Del-Mar-Va. They have training programs and product seminars too.

Shupe, Carboni & Associates specializes in the introduction and promotion of selected quality products to HVAC wholesalers in Georgia, Alabama, Mississippi, Tennessee, Kentucky, and Florida. They represent ADP, Atco Flex, Nashua/Polyken Tape, RectorSeal, MagicPak(Allied Air), TRUaire, Glasfloss, Honeywell, LG Electronics, Hardcast, Soler&Palau, Tjernlund, Williams, A-Gas Refrigerant, General Filters, Milwaukee Tool, NAVAC, Cerro.

Sid Harvey's is a multi-disciplinary distributor company with a network of 76 branches. They handle multiple renowned brands. This company remanufactures HVAC products as well.