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.

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

RPC's mission is to provide HVAC industry customers with quality replacement compressors, and parts in a timely manner at a reasonable cost. They also provide integral finned, prime, and star insert tubes for heat exchangers, chillers and condensers; also retubing and tube cleaning tools and equipment.

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.

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.

Russell is a manufacturer of a complete line of energy-efficient unit coolers, condensing units, condensers, air handlers, coils and packaged systems.

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.

Sanhua International Inc. is a HVAC&R manufacturer of controls and components with a global footprint and 30 years of experience. They cooperate with companies in the Automotive, Appliance and HVAC&R industries.

Sanhua is a manufacturer of HVAC&R controls and components, with a global presence and over 30 years of experience. Working together with the largest companies in the automotive, appliance, and HVAC&R sectors,

Santa Fe Indoor Air Quality Solutions is located in Madison, Wisconsin, and is part of Therma-Stor. Therma-Stor was established in 1977 to apply advanced heat transfer technologies to residential and commercial markets. In addition to the Santa Fe brands, Therma-Stor® also manufactures Quest™ commercial dehumidifiers and the Phoenix™ line of restoration equipment.

The Mission of SASCO is to always be the best at prime cost and the commercial electrical, data and systems contractor and trusted partner to the construction industry leaders.

Sauer is the full service Mechanical Contracting Company providing HVAC, Industrial Piping, Plumbing, Instrumentation, and Maintenance Services. Sauer Group is a division of Sauer Holdings Inc., headquartered in Pittsburgh, Pennsylvania.

SAWIN Service Automation, Inc. is a provider of turn-key business solutions designed specifically for the service and installation industry since 1984. They provide a wide range of HVAC solutions, including heating and cooling, refrigeration, plumbing, security alarms and building automation systems.

Full-line of modular and self-storing cubers and flakers, drink dispensers, bins, water filtration systems and accessories.

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.

Sears Heating & Cooling was founded by Johnny and Lillian Sears in 1950. They believed that Columbus needed a reliable heating and cooling company to keep families warm during the harsh winters and cool during the hot summers.

Selco Products Co. is a renowned manufacturer of disc thermostats, bulb and capillary thermostats, NTC thermistors, and electronic temperature controls. They also provide custom manufactured assemblies, such as brackets, epoxy over molding, specialty connectors and more.

Semper Fi Heating & Cooling, LLC offers residential air conditioning repair, installation, and maintenance services to customers in the U.S. They want to give all the customers, including the local military veterans, the best deal, the best products, and the best warranty in the cooling and heating business.

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.

SenTech Corp. is a renowned provider of single and multi-point refrigerant monitors for early warning of refrigerant leaks for CFC's, HCFC's, and HFC's without false alarms or the need for periodic calibration.

Service Experts is a big company with home-town heart. They’re passionate about making the world a cozy place to live. Whether they’re warming, cooling, or making the water run, they take great pride in keeping the customers and communities comfortable and satisfied.

The Shafer Services Plus family (Shafer) has been a pioneer in building and servicing San Antonio’s public and private heating, cooling and plumbing infrastructure for more than a century.

Shafer's HVAC, Inc. is a family-owned and operated business started by Mike Shafer in 1973. They serve thousands of families and businesses in the region, including Allegheny, Armstrong, Butler, Indiana, and Westmoreland counties with promptness, integrity, and reliability.

Shamrock HVAC Services Top-Notch AC Installation Services in Maryland. They specialize in all phases of the Residential and Commercial HVAC industry plus complete maintenance, Repair & installation services. They also offer expert heating services in Dayton, MD, and AC repair services in Dayton system installation and service for residential and commercial customers in the Dayton area.

Shape Technologies Group is the global leader in ultrahigh-pressure process solutions. They are dedicated to providing the highest level of customer satisfaction whether they are a first-time or long-time partner. They take pride in the commitment to supporting customers throughout the lifecycle of the UHP solutions.

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.

Shop Data Systems, Inc. CAD/CAM advanced industrial nesting software has been servicing the metal fabrication industry since 1975. They offer a myriad of CAD/CAM industrial nesting software modules that service general fabrication, product manufacturing, HVAC duct-work fabrication, blowpipe contractors and structural steel plate processors.

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.

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.

Sila Heating & Air Conditioning was started in 1989 by Jack Rothacker, third-generation heating, and air conditioning professional who took the company from a family business to one of the largest and most respected regional heating and air conditioning companies in the northeast, with operations from Maryland to Massachusetts.