Sprecher + Schuh offers a wide range of low-voltage industrial control products, including contactors, a variety of relays, starters, push buttons, switches, terminals and controllers.

Spunstrand Inc. is a renowned manufacturer of fiberglass reinforced plastic ductwork for underslab HVAC applications, and industrial duct products such as dampers, carbon scrubbers, mist/grease eliminators, and FRP tanks.

Square M Group has been servicing engineers, designers, architects, mechanical contractors and end users for over 45 years by providing a number of highly efficient and solution based products to the HVAC industry.

SquareHVAC have over 25 years of experience in the heating, ventilation, and air conditioning industry (HVAC). They believe in quality workmanship and customer service. They offer 24-hour emergency service throughout the year, including heating, ventilation system and air conditioning (HVAC).

At ST8 Wide Electrical, their team of experienced and reliable Toowoomba electricians has covered all services that suit the needs and budget. They are Hazardous Area Qualified and have experience in a variety of scenarios.

Stack Heating & Cooling provides unparalleled HVAC services for residential and light commercial customers in the Cleveland, Ohio, area.

STADCO HEATING & AIRCONDITIONING is a provider of heating, ventilation, and air conditioning to their various clients. They believe in utmost customer satisfaction, competent performance, and reliability. These qualities have gained them a good reputation in the market within a short span of time.

Founded in 1994, Standard Metal Products Manufacturing is a globally renowned manufacturer of yellow label products for the HVAC industry. They specialize in Balancing Dampers, Control Sealed Dampers, Back Draft Dampers and Louvers.

Star Air-Conditioning is dedicated to providing the best possible solution for the home, office, commercial & industrial. They provide with a system and solution that fits one’s unique needs. Since Star A/C & Heating, has installed many systems in the area; they have earned a reputation for doing the job right.

Star Refrigeration is a globally diversified cooling, heating, freezing, mechanical and electrical group of companies. Star's cutting-edge products deliver a perfect economic, environmental and social balance for the sustainable development of its customers' businesses and the communities they operate in.

Let the professionals from Steel T Heating & Air Conditioning inspect the HVAC system and pinpoint minor issues quickly, before they graduate into more extensive damage, disruption, and expense. The company's fully-stocked fleet trucks are never more than a phone call away, protecting residents with convenient scheduling during regular hours, and Emergency Assistance 24 hours a day, 7 days a week.

STELPRO is a globally renowned company in electric heating, heating cables, ventilation and electronic controls. It offers a wide range of quality HVAC products designed and manufactured in Canada.

Steril-Aire, a in UVC solutions, launched “UVC for HVAC” market in 1994. At the time, “Sick building syndrome” was a concern for many building owners and managers. Upon investigation, HVAC system’s dark, damp environment was found to be a prime breeding ground for pathogens like mold and bacteria, particularly on the cooling coils.

Steril-Aire, ISO Certified in both 9001:2015 & 14001:2015, launched UVC for the HVAC industry in 1994. Steril-Aire is globally renowned in the development of high-performance UVC solutions for air and surface decontamination.

Sterling HVAC, the most recognized name in the game, has been producing high efficiency heating products for over 50 years. From traditional Unit Heaters to Rooftop and Indoor Make-Up Air units, Sterling HVAC has the solution to fit every residential, commercial or industrial application.

Sterling Products Inc. specializes in steam heating solutions and manufacture of temperature control valves, condensate units, boiler feed pumps, water regulating valves, and steam traps.

Founded in 1960, Stevens Equipment Supply are a wholesale distributor of equipment, parts, and supplies to diverse industries, including Residential and Light Commercial Heating & Air Conditioning, Commercial Food Service, Hospitality and Refrigeration, with headquarters based in Eagan, Minnesota, USA.

The CAM Building Decree aims to provide all the actors in the building process (public administrations, designers, construction companies and materials producers) with guidelines to reduce the environmental impact, from design to construction, by intervening on various aspects: from the consumption of non-renewable raw materials, to the consumption and degradation of soil, to energy and water consumption, up to the production of waste.

Stone Claims Group is a team of public insurance adjusters, specializing in complex commercial claims. They have years of industry expertise and the results that they have accomplished so far prove their depth of experience. They are data-hungry and stay ahead by making use of the best tools available.

The product range continued to expand with high temperature alarm panels, annunciators and step controllers being developed to replace mechanical cam-timers. Renowned for their reliability, their step controllers are still in use throughout the industry in both primary control applications and to provide back-up for complex microprocessor applications.

Stop's Heating & Cooling is a Wisconsin heating, AC, and water heater repair, service, replacement, and maintenance company. It employs only the best HVAC technicians for furnace, AC, water heater, boiler, ductless heating, and heat pump repair or replacement.

Stop's Heating & Cooling is a Wisconsin heating, AC, and water heater repair, service, replacement and maintenance company located in Land O Lakes. Stop's Heating & Cooling employs only the best HVAC technicians for the furnace, AC, water heater, boiler, ductless heating, and heat pump repair or replacement.

Strategic Air Services™ in Austin, Texas offer certified technicians who are devoted to installing and repairing HVAC systems. Their technicians also offer other services like heating installation, AC repair, HVAC maintenance and more! At Strategic Air Services™, they’re redefining HVAC service — one home at a time.

Their brands are specifically designed and developed to provide a comprehensive range of solutions, from simple domestic shower pumps to large water-boosting systems for commercial and industrial projects. Every Stuart Turner product has been engineered to benefit users.

Sub Zero Heating and Cooling Ltd is Duncan’s Heating & Air Conditioning Company Offering trusted professional HVAC system maintenance, installation, replacement, and repairs.

Sudlows are a global specialists in the design, build and maintenance of energy efficient and sustainable critical infrastructure environments. Their air conditioning and cooling technicians can build bespoke site-specific precision cooling and ducted services with an environmental focus on sustainable and energy efficient cooling.

Summers & Zim’s has been serving Chester County and Lancaster County for over 85 years. They are good natured HVAC technicians, here to help with all plumbing, heating, air conditioning and home services needs. Their unwavering commitment to integrity is the cornerstone of their electrical, HVAC, heating services and plumbing services in Southeastern PA.

Since 1969, Summers Plumbing Heating & Cooling has been committed to exceptional customer representation and the highest quality of plumbing and HVAC maintenance and repair. They offer the highest quality service at the best prices. Their technicians are some of the best in the business and are committed to not only getting the job done, but doing it right with a friendly demeanor.

Sun Kool Air Conditioning provides a complete line of HVAC services including the design and installation of new systems, 24/7 emergency repair services, preventative maintenance plans, and indoor air quality services.

Sunbelt Rentals knows how to help customers make it happen. They provide General Tools & Equipment, Industrial Heat, Shoring Solutions, Pump Solutions, Ground Protection, Flooring Solutions, Oil & Gas Services, Industrial Services, Power & HVAC Services, and much more.