Sherwood Products, Inc. is the manufacturer of the Stat-Gard, a locking thermostat cover in three different sizes. The guard is made of polycarbonate, a space age high impact plastic, the same material NFL football helmets are made of. In addition, the unit is tamper resistant and self-locking.

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.

Shortridge Instruments Inc. is a renowned US-based manufacturer of AirData Multimeters, FlowHoods, HydroData Multimeters, Air Balance Instruments and Water Balance Meters.

SIA Engineering Company (SIAEC) is Asia Pacific’s foremost Maintenance, Repair and Overhaul (MRO) provider. Their maintenance facilities provide complete MRO services in airframe, line, cabin, fleet management, component, as well as engine on-wing, near-wing and off-wing services across a range of engine types.

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.

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.

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.

Silent-Aire is a technology driven company that designs, engineers, and manufactures hyperscale cooling and modular data center solutions. Their portfolio of solutions includes modular data centers; power room modules, turnkey modular deployments, custom HVAC (CRACs, CRAHUs, AHUs), and mission critical services.

Silicon Engineering Consultants Pvt Ltd is the pioneer HVAC Engineering Service Provider Company that is equipped with expert HVAC Engineers and infrastructure to support all kinds of projects across the globe. They provide complete HVAC Systems and Mechanical Systems from MEP design to HVAC Engineering Duct Design Services that help worldwide clients install High-End Mechanical Systems in Residential towns and Commercial Complexes.

Silver State Refrigeration, HVAC, & Plumbing offers a large range of services, including commercial refrigeration, commercial & residential HVAC, and plumbing. No matter which service users need, they'll be working with technicians who are extensively trained and highly knowledgeable.

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.

At Sims Refrigeration they supply, install, service, and maintain commercial refrigeration & air conditioning equipment across all industries and services.

Simx Hvac continues to stand for the best in commercial fan quality, reliability, performance and technical support. As part of the Volution Group, they offer excellent solutions for commercial and residential ventilation. Their brands like Alaskon fans heat recovery and Unilok ducting are well known standards in the industry.

SINKO, a pioneer in air-conditioning technology, develops air-conditioning systems that are friendly to the environment. SINKO has become one of the industry’s top manufacturers of air conditioning systems. With a history spanning over half a century, SINKO has grown in step with the Japanese economy, gaining experience and adding to its achievements.

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.

Siroco, an international supplier of thermal and electrical solutions for industrial vehicles, imagines, designs and manages comfort in cab for world’s pioneer manufacturers via tailor-made HVAC / HV / AC solutions.

Manufacturer of control systems, components and accessories for gas appliances.

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.

Skills Training Group is a provider of heating, electrical & utilities training courses. They focus on delivering high quality, employer-led training that sets their students up for entering the heating and utilities workforce in Scotland and the surrounding area.

S.K.M Air Conditioning LLC is a premier name in the air conditioning industry. They provide Chillers, Air Handling Units, Packaged Units, Split AC Units, Fan Coil Units, Condensing Units, Ducted Mini Splits, Ducted Split Units, Air Cooled Condensers, Swim Pool Dehumidificater, and VRF Systems.

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

SLB is a technology company that unlocks access to energy for the benefit of all. As innovators, that’s been their mission for nearly a century. Today, they face a global imperative to create a future with more energy, but less carbon.

The Smardt Chiller Group works with Turbocor technology manufacturer and develops a lead in performance and reliability with its products. The company offers water-cooled, air-cooled and evaporative oil-free centrifugal chillers to the market. Their clients span across different industrial sectors like education and health care.

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

Smart Care provides solutions for commercial foodservice, refrigeration, warehouse/cold storage, and HVAC equipment nationwide.

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.