Seresco Technologies Inc. is a renowned US-based manufacturer of highest quality, technologically advanced and energy efficient dehumidifiers.

Sermeta is the world leading manufacturer of stainless steel heat exchangers for gas condensing boilers.

Service Experts Heating & Air Conditioning (Service Experts) sells, services, and repairs more heating and air conditioning systems than any other HVAC service company in North America, and all are backed by their written 100% Satisfaction Guarantee. Service Experts has over 100 service locations in cities across the North America, providing heating repair, air conditioning repair, and indoor air quality sales, HVAC installation and repairs.

Shadow Industrial focuses on buildings with large ceilings that are suitable for a wide range of businesses and commercial premises, such as warehouses, factories, workshops, sports arenas, shopping centers, churches, and more, providing businesses with excellent infrared heat and flexible heating solutions.

Shell are a global group of energy and petrochemical companies with more than 80,000 employees in more than 70 countries. Theye use advanced technologies and take an innovative approach to help build a sustainable energy future.

Envicool is a China-based foremost provider of equipment cooling solutions for telecom sites and data centers, energy storage, Telecom 5G base station cabinet, healthy environment, Industry Automation, EV Bus & Rail Transit, EV Cold Chain Logistics, EV car charger, Electronics, etc.

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.

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.

SLD Pumps & Power is one of the UK's renowned suppliers of pumps and generator rental equipment.

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

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.

SMS Environmental provides water hygiene services to enable clients to meet their statutory obligations with regard to Legionella control. SMS also provides products and services that have synergy with the core business, such as other water treatment services, other water sampling, air sampling, air conditioning, ventilation hygiene, and other building services.

SO Energy is a London-based supplier of gas and 100% renewable electricity to homes around Great Britain and believes in honesty, transparency, and enabling their customers to make a move towards net zero. It is the only energy supplier that empowers customers by allowing them to vote on how it sources its renewable electricity.

The Social Market Foundation is Britain’s cross-party think-tank, standing in the center-ground of politics since 1989. It brings together people of all parties and none, to develop evidence-based policies that support a fair society and a strong economy.

Solaronics is a manufacturer of gas fired infrared heaters for industrial and commercial building applications and gas-fired burners for process and cooking applications.

With over 25 years of experience, and four offices worldwide, Sonkor Global HVAC Solutions LTD specializes in developing and producing professional HVAC solutions to worldwide markets.

Southern Comfort Mechanical of Frisco are the AC repair and AC installation service professionals in Frisco, Texas!

Southern Trust Home Services is a leading electrical, HVAC, and plumbing company serving southwest Virginia.

SpeedClean manufactures and markets HVAC maintenance tools like portable coil cleaning systems, biodegradable coil cleaners, tube cleaners, mini-split cleaning systems and much more.

Spencer Heating & Air offers great maintenance plans to ensure the system runs at peak performance all year.

Spinco Metal Products, Inc. headquartered in Newark, is a pioneer in custom tubular components, machined parts, and subassemblies. They manufacture many types of fittings including brass, copper, aluminum, steel and stainless.

Spinnaker Industries manufactures 100% outdoor air units, indoor packaged air cooled A/C units, dehumidification units, multizone units, rotary energy recovery ventilators, water source heat pumps and air conditioners, screening systems, adapter curbs, knockdown and plenum curbs, economizers, diffuser heads, custom air handling units.

Spirax Sarco is the provider of steam system management. The company provides a broad range of fluid control products, engineered packages, systems expertise and site services for its diverse range of over 100,000 industrial and institutional customers.

For 30 years, Spot Coolers is the premier provider of the best engineered highest performing portable air conditioning units. With 40 US locations, Spot Coolers provides cooling and heating solutions from computer rooms to emergency back-up cooling and heating solutions, heat pumps, coolers and air cooled units.

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.

SPX Corporation is a supplier of highly engineered products and technologies, holding leadership positions in the HVAC, detection and measurement, and engineered solutions markets.

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 Star Air Conditioning & Heating, their comfort pros are committed to providing the neighbors in Orlando, Kissimmee and surrounding cities with the highest quality HVAC services. With air conditioning, ductwork, furnaces, ductless systems, heat pumps, indoor air quality, and more, they will keep the user and their family comfortable all year long.

In 1946, State Water Heaters was founded by Herbert Lindahl, Sr. as a small entrepreneurial company producing coal and wood-burning stoves in a garage in Nashville, Tennessee. In the years that followed, State expanded and became a leader in the water heating industry, through steadfast commitments to seeking new materials, new technology and innovative engineering techniques.