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.

Šildymo Centras can offer comprehensive heating, hot water, cooling, solar energy and other modern climate control solutions for the home.

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.

Since 1989 SIM ENGINEERING SRL has been dedicated to the creation of air conditioners to "improve the climate" of the control systems of production processes.

Get fast, dependable HVAC repair and maintenance from local experts at Simmons One Hour Heating and Air Conditioning. They keep the home comfortable, safe, and efficient in every season.

SIMO motor, founded in 1955, is a comprehensive industrial company integrating the R&D, design, production, sales and maintenance of motor products. Company is set with R&D, production, purchasing, sales, international, warehouse, after sales departments, and etc. All departments are led by professionals with years of experience in the motor industry. All teams work closely to adapt and meet the needs of the market and customers.

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.

At Simply Cooling, Heating and Plumbing in Las Vegas, they provide complete repair and maintenance services for residential and commercial properties. Their team is made up of experienced technicians who are friendly and committed to finding the best solution possible. The company is committed to providing the best services and products to homeowners in Las Vegas and the surrounding communities.

SimplyPrime CRM is built on 27 years of hands-on industry experience, created to serve HVAC, plumbing, and electrical companies. It simplifies scheduling, dispatching, invoicing, estimates, and inventory management. With smart automation and practical use of AI, it helps service businesses save time, reduce errors, and grow more efficiently.

Simpro Software is a global provider of business management software for the trades and services industry. Since 2002, Simpro has developed a range of solutions to help businesses work smarter, provide exceptional service, and maximize their profitability.

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.

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.

Sinergia mainly turns to Oil & Gas, Petrochemical, Energy, Chemical, Steel industries by providing engineering and manufacturing of packaged instrument air systems and gas generator plants.

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.

Sital Klima Industries Srl provides solutions like Air Handling, Cooling Towers, Air Dehumidifiers, Ventilation, etc and is based out of Italy.

Founded in 1993, integrating R&D, manufacturing, sales, and service, is a company that focuses on purification and energy-saving air conditioning systems.

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.

SK Sales Ltd, part of the Airvance Group, is an air-handling supplier with over 25 years of experience in the heating, ventilating, and air conditioning (HVAC) sectors. Established in 1993 it has full UK coverage and is synonymous with customer choice, industry knowledge, product expertise, and most importantly customer service.

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.

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.