SGI Members know the difference a network of over 900 contracting companies running and growing alongside can make in their business. A difficult day feels different when you have a business coach just a call or a text away. The competition feels different when you have access to the business-building systems, tools, and strategies that are already working for countless other companies.

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.

SHAX HVAC is a Family owned and operated full-service HVAC install, repair and maintenance provider located in Whitby, Ontario and servicing the Greater Toronto Area. From residential to commercial we have been proudly serving our customers for the past 35 Years! The passion and pride we take in our art has always left our clients satisfied to the right temperature! We know what it’s like to be too cold, or what it’s like to be too hot!

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.

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.

Smai Service is at the forefront of innovation and efficiency, and guarantees customers a range of HVAC equipment choices in the plumbing and heating sector, for over 20 years.

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.

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.

Southern HVAC providing exceptional value, transparent pricing, to fix a problem quickly. It caters to air conditioning, heating, and plumbing service needs.

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

Spa Gas Limited are a Worcestershire-based family-run company established over 20 years ago with over 40 plus years of industry knowledge and experience. Spa Gas design and installation teams provide a tailored service that is both bespoke and unique to every project and client alike.

At Spencer Heat & Air, they pride themselves on delivering high-quality heating and cooling solutions to the community of Spencer, Oklahoma, USA. Their team specializes in comprehensive air conditioning repair services that address any issue with precision and speed. They're committed to ensuring that every customer enjoys optimal comfort in their home or business through reliable AC repair and maintenance services.

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

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).

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

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.

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.

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.

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.

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.

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.

Sunamp designs and manufactures space-saving thermal storage that makes homes, buildings and vehicles more energy-efficient and sustainable, while reducing carbon emissions and optimising renewables.

SunEarth’s strength lies in the engineering, manufacturing, and distribution of world-class solar water heating collectors, mounting hardware, ancillary components, and integrated systems at competitive prices for each channel customer.

Super Green HVAC is a trusted provider of a wide range of heating, ventilation, and air conditioning (HVAC) services. With years of industry experience, they are dedicated to providing top-quality HVAC services to homeowners and businesses throughout the Greater Toronto Area, Canada. Their mission is to provide reliable, efficient, and eco-friendly HVAC solutions that enhance the comfort and quality of life for their customers.

Super Green HVAC provides expert heating, cooling, and ventilation services for homes and businesses. They offer reliable repairs, installations, and maintenance with a focus on energy efficiency and customer satisfaction. Available 24/7, their certified technicians ensure year-round comfort and exceptional service.

Sureserve is a trusted partner of housing associations, local authorities and residents for compliance and energy services. They provide trusted high-quality solutions that focus on energy efficiency, warm, safe, and compliant homes, and an improved quality of life for residents.

Sussman Electric Boilers are renowned US-based providers of electric steam and hot water boilers, stainless steel boilers, steam super-heaters, steam to clean steam generators.