Shore Distributors, Inc. are wholesale distributors of HVAC and plumbing supplies across Del-Mar-Va. They have training programs and product seminars too.

Shupe, Carboni & Associates specializes in the introduction and promotion of selected quality products to HVAC wholesalers in Georgia, Alabama, Mississippi, Tennessee, Kentucky, and Florida. They represent ADP, Atco Flex, Nashua/Polyken Tape, RectorSeal, MagicPak(Allied Air), TRUaire, Glasfloss, Honeywell, LG Electronics, Hardcast, Soler&Palau, Tjernlund, Williams, A-Gas Refrigerant, General Filters, Milwaukee Tool, NAVAC, Cerro.

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.

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'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.

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.

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

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 Family of Cooling Products is the U.S.-based manufacturer of advanced industrial HVAC and process cooling systems, specializing in custom-engineered air- and water-cooled chillers, explosion-proof HVAC units, and rugged, high-performance equipment built to withstand the harshest environments.

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.

SoCal Airflow Pros is a veteran-owned and operated heating and air conditioning company located in Orange County, California. SoCal Airflow Pros is dedicated to proving that integrity, respect, and professionalism are all a recipe for success within every trade.

The Society for Public Health Education (SOPHE) is a nonprofit, international professional association with a diverse membership of health education professionals and students. The organization promotes healthy behaviors, healthy communities, and healthy environments through its membership, its network of local chapters, and its numerous partnerships with other organizations.

Solar Supply, Inc. is a wholesale air conditioning, heating, refrigeration-parts, supplies and equipment company. They are a stocking distributor of multiple products and companies.

Solatube International, Inc. has revolutionized the way daylight is brought into a building. Known as a tubular daylighting device (TDD), their products are a compact and leak-proof alternative to traditional skylights, virtually eliminating glare and minimizing solar heat gain. Solatube tubular daylighting systems are modular and can be installed in hard-to-reach spaces and rooms, skirting obstacles where skylights can’t reach.

South Air Heating & Cooling has been providing high–quality, professional heating and air conditioning service throughout the Cartersville, Marietta and surrounding GA areas since 2003. In that time they have developed a reputation as a trustworthy, dependable local service provider.

South Carolina Air Distributors is a full line supplier of HVAC parts, supplies, as well as residential and commercial equipment. They represent the Armstrong and Concord brands of residential HVAC equipment, manufactured by Allied Air Enterprises, a division of Lennox International.

Southern Air offers design, installation and service of heating, air conditioning, electrical, plumbing and piping systems for commercial and industrial facilities.

SoCalGas is the natural gas distribution utility in the United States. They provide natural gas for heating, hot water, cooking, drying clothes or other uses. They also provide solutions such as solar water heating, power generation, energy efficiency, building management, air quality services and much more.

Southern HVAC provides Air Conditioning, Heating, Electrical, and Plumbing repair and maintenance services throughout Florida, Georgia, South Carolina, North Carolina, Texas, Kansas, and Missouri. Its ongoing objective is to continue growing and expanding to new markets. Comprising a set of distinct service brands, Southern HVAC Corp. is a provider of essential maintenance, repair, replacement, and new installation services.

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

Southland Heating & Air Conditioning is committed to ensure their customers are be able to stay comfortable in their homes throughout the year. From heating and air conditioning to indoor air quality and more, they’re the team that people can depend on for expert, reliable service every single time. Their HVAC services also include indoor air quality (IAQ) inspections.

At SpacePak, they rely on decades of industry know-how and every-day expertise to provide customers with a best-in-class central heating and cooling system that increases comfort, saves space, and preserves the aesthetics and architectural integrity of their homes, with minimal renovation.

SPAN tracks every last electron for maximum efficiency, total visibility, and real savings.

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.

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.

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

Stamberger-Sender Assoc. Inc. covers the US States of New England, New York, Pennsylvania, New Jersey, Maryland, Delaware, Virginia and Ohio since 1947. They specialize in marketing portfolio to wholesale distributors, engineers, OEMs and installing contractors.

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.