The Sheet Metal and Air Conditioning Contractors’ National Association (SMACNA) is an international trade association representing 1,834 member firms in 97 chapters throughout the United States, Canada, Australia, and Brazil. A leader in promoting quality and excellence in the sheet metal and air conditioning industry, SMACNA has offices in Chantilly, VA., which is outside of Washington, D.C., and on Capitol Hill.

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 (SDS) has been servicing the metal fabrication industry since 1975. Throughout our decades in the industry, have continually introduced new products and services designed to help business owners across the country and around the world.

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.

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 Corporation, headquartered in Lyndhurst, NJ, is a specialty chemicals company with a leading position in the development and production of systems and solutions for bonding, sealing, damping, reinforcing, and protecting the construction, residential & home improvement, oil & gas pipeline and the transportation, marine, and automotive manufacturing industries. Sika's unique product technologies include concrete admixtures & fibers.

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.

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.

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.

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.

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.

SkyCool Systems is a clean energy company focused on energy efficient solutions and new methods for cooling.

Slakey Brothers, established in 1939, is a wholesale distributor of Heating, Ventilation & Air Conditioning (HVAC) and Plumbing dedicated to providing the best service and value to customers in Northern & Central California, Western Nevada and Southern Oregon.

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.

Sloane fills the gap for HVAC companies and installers that don't employ full-time office assistants. Sloane is an AI assistant that answers calls, remembers customer details, books appointments, and handles follow-ups, all through an app that connects directly to a customer’s existing phone number. It connects to a customer's existing phone number for easy setup.

SMART (Sheet Metal, Air, Rail and Transportation) provides skilled and certified sheet metal workers trained at 160 training centers through the U.S. for commercial and residential HVAC work. They ensure the quality of the air people breathe, promote energy efficiency, produce and provide vital services.

Smart Air is a Houston-based HVAC contractor offering expert heating and cooling services for homes and businesses. Their skilled technicians handle HVAC repair, installation, and maintenance for all systems. They provide fast same-day service, 24/7 emergency response, and maintenance plans. Known for reliability and superior service, they ensure customer satisfaction.

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

Smart Air offers HVAC maintenance, repair, and installation for homes and businesses. They also provide emergency Heating & AC repair, 24/7!

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

Smart Care Equipment Solutions blends service, know-how and technology to guide commercial kitchen equipment emergency repairs, preventive maintenance and predictive expertise. Smart Care provides their services for refrigeration equipment as well.

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.

Smart Heating and Air Conditioning is an HVAC company that offers top-of-the-line heating and air conditioning installation, repair, and maintenance in Walnut Creek, CA. They are a team of highly trained and certified professionals who are unparalleled in their dedication to providing their clients with the best possible service. They also use the latest technology and equipment to ensure that their work is of the highest quality.

Smart Service is a US-based provider of HVAC software solutions for a wide range of applications. Smart Service adds scheduling, dispatching, and more to QuickBooks, helping companies streamline their operations and eliminate waste.

SmartAC.com, Inc. partners offer next-level service with a more proactive approach to HVAC & plumbing. Algorithms are powered by 24/7 data on HVAC performance and water leak/clog detection, allowing them to streamline the experience for homeowners while aiding contractors in fostering long-term homeowner loyalty.

Smith Plumbing, a cornerstone of the Phoenix East Valley community, has provided unparalleled plumbing and HVAC services to both residential and commercial clients for over half a century. As a family-owned and operated business, they pride themselves on their commitment to excellence, reliability, and superior customer service, ensuring every job meets our high standards.