Founded in Bally, Pennsylvania, as a Case and Cooler company Bally first earned its reputation by using only the best materials and finest craftsmanship to create refrigerated display cases. During WWII Bally produced walk-in coolers for the armed forces and continued to expand. Today, they are providers of Walk-in coolers/freezers, modular structures, blast chillers, refrigerated warehouses, mortuary coolers and refrigeration products.

BAC is a CTI certified manufacturer of cooling towers, evaporative condensers, closed circuit cooling towers, ice thermal storage units, and equipment controls. With over 80 years of industry-leading innovation and experience, BAC creates cutting-edge cooling equipment for the HVAC, Industrial, and Refrigeration marketplaces.

Baltimore Aircoil Company (BAC) creates cutting-edge cooling equipment for the HVAC, Industrial, and Refrigeration marketplaces. It leverages the power of evaporative cooling by optimizing the balance of water and energy. BAC's product offerings include cooling towers, closed-circuit cooling towers, hybrid products, evaporative condensers, and ice thermal storage systems.

BASX Solutions is an industry front-runner in the manufacturing of high-efficiency data center cooling solutions, cleanroom systems, custom HVAC systems, and modular solutions. For the past 40 years, the BASX leadership team has been recognized as a front-runner in the development of industry-changing innovation and is widely recognized for changing the way fans are applied in modern air handling systems.

Battic Door's weatherization products conserve energy, lower utility bills, reduce noise and pollutants, improve indoor air quality, reduce the chance of ice dams and attic mold, and improves home comfort.

Bear Air Services is a premier residential heating and cooling service provider. The company has continued to invest in state-of-the-art technology that allows them to deliver the highest level of service with the lowest possible cost to their customers.

Beckett Air is a leader in airflow component manufacturing thanks to its flexibility, willingness to meet customer needs, expertise and state-of-the-art .

Beckett Thermal Solutions™ is a global pioneer of combustion technologies. They creative problem-solving and concurrent engineering capabilities deliver first to market advantages for adverse mix of products and industries. Beckett Thermal Solutions is more than a manufacturer of unique technology.

Beckman Coulter is committed to advancing healthcare for every person by applying the power of science, technology, and the passion and creativity of the teams to enhance the diagnostic laboratory’s role in improving healthcare outcomes. Their diagnostic systems are used in complex biomedical testing, and are found in hospitals, reference laboratories and physician office settings around the globe.

Beco Air and Heat is a full-service HVAC company specializing in Geothermal and ductless mini-splits. Serving Tarrant County and surrounding areas since 1974.

Behler-Young Company was founded in 1926 and is Michigan’s largest wholesale distributor of Heating, Cooling and Refrigeration products. Behler-Young provides solutions such as Heating, Air Conditioners, Ventilation, Refrigeration, Wholesale, NATE, and Sheet Metal.

Duct heating products for commercial and residential HVAC equipment that include custom electric duct heaters, load banks, OEM, replacement elements, and parts.

Serving the market since 1916, Bell & Gossett, a Xylem brand, is a globally renowned company in system solutions for HVAC and plumbing applications for the commercial building services industry.

Bell Brothers is a renowned US-based provider of Residential Plumbing, Heating and Air Conditioning Solutions and Services in Northern California, USA. They provide expert HVAC Installation, Repair and Maintenance in Yolo, Sacramento, Placer, San Joaquin and El Dorado Counties of the US State of California.

The BellSimons Companies was founded in 1940 as The Bell Pump Company, operating out of Hartford, Connecticut, rebuilding oil pumps for the heating trade. By the late 1940s, locations in New Haven, Connecticut and Springfield, Massachusetts, opened to better serve the professionals in the residential and commercial fields.

Brazing and soldering products - preforms, wire, rod, strip, braze paste - all alloys. Low melt aluminum alloys.

Bennett Heating and Air offers many different AC and Heating services for both businesses and also homeowners in Purvis. They provide the best heating air conditioning repair, perform a thorough evaluation of your home or business and also recommend system sizing and efficiency that meets your needs and offer the best service agreement programs in the business.

Benoist Bros Supply Co. is a full service wholesale distributor of HVACR products and accessories. The Benoist Bros. sales team has the expertise and knowledge to meet our customers'​ needs for all heating and air conditioning and geothermal products.

Berg Insight is an independent industry analyst and consulting firm, providing research, analysis and consulting services to clients in the areas of IoT and digital technologies.

Headquartered in New Castle, Pennsylvania, Berner Air Curtains combines engineering expertise, state of the art equipment, and highly skilled workers to design and produce the most efficient, best looking, reliable air curtains on the market.

Berry Global provides Air Filteration solution. They also provide meltex meltblown materials which serves a wide variety of air applications from room air purifier to facemasks to cabin air filtration.

Best Care was founded in 2009 by Brian Reed and are a family-owned and operated company serving the Memphis, Tennessee area, in USA. The business has nearly 90 full-time employees serving the metro areas of both Memphis, TN, and Huntsville, AL, with a customer base that has grown to over 40,000 home owners.

Best Companies Group, a division of BridgeTower Media, works with local media and publishing partners to establish "Best Places to Work"​ programs in order to identify and recognize organizations in a defined geographical area or industry that successfully create and maintain workplace excellence.

BG Energy Solutions is a UK based, Building Management System specialist, managed by a team of engineers to provide a unique range of automated control, energy solutions and remote support services to proactively improve comfort, well-being and building environment, while also helping to reduce operating and energy costs.

Big Ass Fans is the preeminent designer and manufacturer of ceiling and vertical fans developed to provide significant energy savings and improve occupant comfort year round.

Big Texas Comfort delivers top HVAC solutions for homes and businesses in Houston, TX. Known for getting the job done right, they tailor systems to fit their needs, offering furnace and AC services in Houston and nearby areas. As the #1 local expert, they ensure excellent service and customer satisfaction. Their team is committed to meeting their heating and cooling needs.

Biltwel Duct Cleaning Equipment Mfg. Inc. manufactures duct cleaning equipment, truck mount units and many more. They provide free training with every equipment purchase.

Bioclimatic uses all of the states of air cleaning technologies – from gas phase media to ionization to PCO to advanced powered filtration. Their manufacturing capabilities enable them to offer a comprehensive product line that includes stand-alone products; equipment to be installed in other HVAC systems; and complete, custom engineered air handlers and air cleaning equipment.

The Bioenvironmental and Structural System (BESS) Laboratory is a research, product-testing and educational laboratory. The lab provides unbiased engineering data to aid in the selection and design of agricultural buildings and assists equipment manufacturers in developing better products.

BITZER US, Inc. provides OEM and aftermarket customers with Screw Compressors to 320 HP, Recips to 50 HP, Scrolls to 40 HP and ASME Shell and Tube Heat Exchangers. With its environmentally friendly solutions and innovative electronic products, BITZER is driving the refrigeration and air-conditioning industry around the world.