Ansys software has enabled innovators across industries to push boundaries with the predictive power of simulation. From sustainable transportation and advanced semiconductors, to satellite systems and life-saving medical devices, the next great leaps in human advancement will be powered by Ansys.

Antrum continuous indoor air quality monitoring systems, which when integrated with the BMS, create healthier, more efficient buildings. AntrumX™ monitors the Indoor Air Quality (IAQ) of up to 32 spaces from a single location.

For over 150 years, Anvil has been at the forefront of the plumbing and HVAC industry by offering the finest-quality pipe products and services. They provide grooved couplings, fittings and valves that deliver cost savings at installation and long-lasting performance.

Alfieri Proctor Associates (APA LLC) has been a distinguished manufacturer's representative specializing in HVAC equipment. Their focus on heating, ventilation, and air-conditioning products positions them as leaders in supplying airflow solutions tailored for diverse commercial sectors such as healthcare, pharmaceuticals, research, and semiconductor facilities.

Apex Controls was opened in 1990 with a goal to distribute commercial HVAC and industrial control products with the distinction of offering exceptional service to every customer. For the past 30 years, quality service and competitive pricing have made Apex Controls an industry pioneer in HVAC distribution.

At Apollo, their customers are at the core of everything they do. They understand the importance of reliable heating systems in cold climates and the impact they have on the well-being of individuals and the efficiency of businesses. That's why they are dedicated to providing superior products, exceptional customer service, and continuous innovation.

Get the best plumbing, heating, and cooling for your home in Akron, Kent, and surrounding areas when you depend on the experts at Apollo Plumbing, Heating & Cooling. With over 17 years of delighted customers, users will experience a great level of service.

Appalachian Refrigeration Heating & Cooling is the local choice for reliable, no-nonsense cooling solutions that puts comfort first. Located in Avawam, Kentucky, they bring a customer-first mindset to every visit, from quick troubleshooting calls to full-system upgrades. They help to create lasting comfort for homes and businesses by installing and maintaining high-efficiency systems at an affordable price.

Appion Inc Creating great products for HVAC/R technicians while continuously striving to improve the AC/R industry through innovation and education.

Appion is committed to providing the most innovative, technician-friendly HVAC/R tools, equipment and vacuum-rated accessories for refrigerant recovery, evacuation, and system charging and analysis to companies in the global heating, ventilation, air conditioning and refrigeration industry.

Applegate Heating & Air Conditioning specializes in heating, air conditioning, and sheet metal work. It serves residential, commercial, and industrial projects. It specializes in sheet metal design, fabrication, and installation for projects of all sizes, ranging from $100 to $25,000,000.

Aqua Systems Incorporated has been manufacturing highly efficient (liquid to refrigerant) heat exchangers for over 30 years. Apart from heat exchangers, they also provide condensers, evaporators, and oil coolers, and heat exchangers with built-in bi-directional receiver.

Aquatherm North America distributes and supports piping systems. They are dedicated to creating long-lasting environmentally friendly piping systems that provide solutions for nearly any project.

ARI-Armaturen looks back on a tradition of more than 60 years as a specialist for valves and components for heat transfer fluids and other media. From industrial processes and chemicals through shipbuilding to building management, the broad product portfolio of industrial valves and services linked to control, isolation, safety, and steam trapping always provides the best solution to the customers.

Arizona’s Dukes of Air are the local experts in Residential and Commercial AC Repair, HVAC and Plumbing throughout Mesa and Gilbert, in Arizona, and the East Valley. With 25 years of experience in the industry, being locally operated means that they are committed to making their customers smile with satisfaction! They want their customers to feel well-informed about the company they chose for their home comfort.

ArkansasGroup offers premier sales representation to all sectors of the HVAC and Refrigeration markets throughout the state of Arkansas. ArkansasGroup’s Account Managers are dedicated to customer’s needs and are supported by market and sales specialists in the HVAC, Fire & Water, Plumbing & Mechanical, and Flow Control divisions.

As the inventors of flexible foam for equipment insulation and a leading provider of engineered foams, Armacell develops innovative and safe thermal, acoustic and mechanical solutions that create sustainable value for its customers.

Arms & Cole was founded on significant ideals of professionalism and service. Their requirements are the first concern, and they'll function together to create a system customized to their firm.

Armstrong Duct & Vent is one of the largest commercial air duct, exhaust duct, dryer vent, and chimney cleaning companies in New England. Armstrong Hearth & Home provides a range of products and services that can add ambience, warmth, and comfort to the home.

Arrow Heating & Cooling has been offering the best air conditioning and heating services to the Columbus,Ohio area for over 30 years.

AGS02MA is a MEMS TVOC gas sensor with a calibrated digital signal output. It uses dedicated digital module acquisition technology and gas sensing technology to ensure high reliability and excellent long-term stability. This MEMS gas sensor features low power consumption, high sensitivity, fast response, high reliability and stability, low cost, and a simple drive circuit.

Ascon Tecnologic is an Italian company that develops, manufactures and commercializes a complete range of products for the control and automation of machinery and systems in the manufacturing and processing sectors as well as that of industrial and commercial refrigeration.

ASPEN Refrigerants is renowned US-based refrigerants distributor and re-claimer with services that keep the American HVACR industry cool. ASPEN Refrigerants offers the largest selection of refrigerant gases nationwide at the best price paid for used refrigerant gas, or on-site high speed refrigerant recovery and processing services.

Incorporated in 1976, ARI has evolved into a full-service US-based air conditioning, heating and refrigeration wholesaler. They have expanded their inventory and product offerings by becoming an Authorized Distributor for Tecumseh, Gibson, Fujitsu, Williamson Boilers, Southwark, Heatcraft/Climate Control, SpacePak, Heat Transfer Products (HTP), Lochinvar water heaters, Comfort-Aire geothermal systems, Honeywell, Ranco, and Johnson Controls.

The Association of Home Appliance Manufacturers (AHAM) represents manufacturers of major, portable and floor care home appliances, and suppliers to the industry in the United States and Canada. Its mission is serving the home appliance industry while delivering value to consumers through leadership, education and advocacy.

Atlanta Airheads (formerly Wilheck Air) is the answer to all the air conditioning and heating requirements. They serve homeowners and companies in metro Atlanta. Since 1988, they are happy to state several of the clients have stayed with them.

Atlantic Chemical & Equipment Co., is an Atlanta-based HVAC equipment manufacturer, offering a complete range of chemical treatments for use in the HVAC/R markets. Products offered include coil cleaners, refrigeration oils, aerosol products, IAQ products, condensate repair products, refrigerant line flushing/acid removal and many more.

Atomatic Mechanical Services has been dedicated to quality design, installation, and service of HVAC systems for the commercial, institutional, industrial, and residential building markets throughout metropolitan Chicago.

Auer Steel & Heating Supply Co. is a full-service distributor of high quality indoor comfort products, featuring the Bryant, Carrier (Milwaukee only) and Payne brands of furnaces, air conditioners, humidifiers, air cleaners, heat & energy recovery ventilators, controls and other accessories.