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.

Siemens provides quality standard products ranging from valves and actuators to sensors and thermostats. Energy efficiency, easy handling and long lifecycles are among the essential features of every single one of their products. And open communication standards like KNX and BACnet enhance compatibility and easily allow for seamless integration into building automation and control systems.

SIG Group is the globally renowned packaging solutions provider that follows the company's mission of moving towards a more sustainable world.

Sika Corporation, headquartered in Lyndhurst, NJ, is a specialty chemicals company with a leading position in the development and production of systems and solutions for bonding, sealing, damping, reinforcing, and protecting the construction, residential & home improvement, oil & gas pipeline and the transportation, marine, and automotive manufacturing industries. Sika's unique product technologies include concrete admixtures & fibers.

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 provides solutions like air conditioning, heating, plumbing, etc, and is based out of USA.

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.

Simon-Aire Inc. manufactures new construction and replacement package terminal air conditioning chassis that are specifically designed to meet and exceed the demands of new construction developers, facility management, hotels, hospitals, nursing homes, dormitories and residential buildings.

Simon's Supply is one of the area's oldest and most established plumbing and heating supply sources. They are distributors of plumbing, heating, and cooling supplies from the top name brands in the industry, all at competitive prices.

Sinclair Supply Ltd. is the specialty products supplier to the HVACR industries that provide essential services for comfortable living environments in homes, offices, schools, hospitals and industrial facilities in Western Canada.

Sirius Buying Group will get ahead of the competition with its collective trade purchasing power of more than £120 million+. Currently comprising 188 members and 250 retail outlets, Sirius by virtue of its members is able to facilitate the UK with an extensive collection of home appliance and kitchen retail brands. Through specially negotiated terms with its preferred suppliers, Sirius members are guaranteed to benefit from improved margins.

Established in 2005, SJS Heating and Cooling is an HVAC contractor based in Northglenn, Colorado. They specialize in providing a variety of services including repairs, installation, and maintenance for furnaces, air conditioners, heaters, and more. With over 15 years of servicing their community, they value providing quality services and hard work.

Skil – aire, division of Tithe Corp is a wholly-owned subsidiary of Baltimore, Maryland based Tithe Corporation, an environmental control and air conditioning products and services company that delivers integrated product technologies for cooling and enthalpy control solutions.

SkillsUSA is a partnership of students, teachers, and industry working together to ensure a skilled American workforce. SkillsUSA is working to attract more students into construction, electrical, plumbing, HVAC and appliance repair programs.

Skuttle Indoor Air Quality Products specialize in Indoor Air Quality, humidifiers, make-up air controls, air cleaners, air cleaner replacement media.

SkyCool Systems is a clean energy company focused on energy efficient solutions and new methods for cooling.

Slakey Brothers, established in 1939, is a wholesale distributor of Heating, Ventilation & Air Conditioning (HVAC) and Plumbing dedicated to providing the best service and value to customers in Northern & Central California, Western Nevada and Southern Oregon.

SMART (Sheet Metal, Air, Rail and Transportation) provides skilled and certified sheet metal workers trained at 160 training centers through the U.S. for commercial and residential HVAC work. They ensure the quality of the air people breathe, promote energy efficiency, produce and provide vital services.

Smart Air is a Houston-based HVAC contractor offering expert heating and cooling services for homes and businesses. Their skilled technicians handle HVAC repair, installation, and maintenance for all systems. They provide fast same-day service, 24/7 emergency response, and maintenance plans. Known for reliability and superior service, they ensure customer satisfaction.

Smart Air is a full-service HVAC contractor offering detail-oriented installations and control over multiple facets of the project.

Smart Air offers HVAC maintenance, repair, and installation for homes and businesses. They also provide emergency Heating & AC repair, 24/7!

Smart Care Equipment Solutions blends service, know-how and technology to guide commercial kitchen equipment emergency repairs, preventive maintenance and predictive expertise. Smart Care provides their services for refrigeration equipment as well.

Smart Choice Heating & Cooling, Inc. is a family owned business, dedicated to providing trustworthy and quality HVAC service across Vancouver, WA, Camas, Ridgefield & Brush Prairie.

Smart Electric has been focused on HVACR components for over a decade. They provide HVAC systems' components, smart electric motors, capacitors and transformers for air conditioning, refrigeration equipment, valves, filters, heating and other appliances.

Smart Service is a US-based provider of HVAC software solutions for a wide range of applications. Smart Service adds scheduling, dispatching, and more to QuickBooks, helping companies streamline their operations and eliminate waste.

Smart Solar Energy, which has been conducting R&D studies since 2013 and set out with the principle of providing world-class Smart City Units solutions to all its customers by using the developing technology, Smart Solar Energy has become a leader in Turkey and the world in the last 6 years. It has also become the largest smart city furniture manufacturer in the region.

SmartAC.com, Inc. partners offer next-level service with a more proactive approach to HVAC & plumbing. Algorithms are powered by 24/7 data on HVAC performance and water leak/clog detection, allowing them to streamline the experience for homeowners while aiding contractors in fostering long-term homeowner loyalty.

SMC Technologies is a provider of environmentally safe chemicals and water treatment. They deal with water treatment chemicals for boilers, cooling towers, closed systems, waste water treatment, metal finishing, specialty cleaners, and chemical feed equipment/filters; solvent replacement chemicals.

Smith Plumbing, a cornerstone of the Phoenix East Valley community, has provided unparalleled plumbing and HVAC services to both residential and commercial clients for over half a century. As a family-owned and operated business, they pride themselves on their commitment to excellence, reliability, and superior customer service, ensuring every job meets our high standards.

SMS Indoor Environmental Cleaning Inc provides high-quality mold and indoor environmental services. With over 30 years of experience in the field, the company's professionals will do all it takes to make any property safe and hygienic.