Belimo offers innovations in comfort, energy efficiency and safety solutions. Belimo is a pioneer in the development, production and marketing of actuator solutions for controlling heating, ventilation and air conditioning systems. Belimo products help create comfort, safety, and efficiency in buildings.

Bellamio Aircontrol is involved with air conditioning systems, ventilation, intake and the pertinent control systems for specific industrial applications that require materials and construction systems that can withstand aggressive air, where the experience gained from the different plants built is important, robustness and reliability over time are essential, and performance is guaranteed over the years.

Benmax designs, builds and maintains specialized mechanical systems for commercial and industrial facilities to provide healthy, safe and efficient indoor environments for people to live, work and play. They provide Mechanical Services and HVAC Design, Mechanical Services Construction, Service and Maintenance, Project Management, Specialist advice and support and much more.

Berlinger & Co. AG is a renowned partner globally for healthcare temperature monitoring solutions. This historic family-owned company is currently among the top manufacturers of cold chain monitoring solutions for pharmaceutical and healthcare customers worldwide. For over 30 years, Berlinger has been serving customers in more than 170 countries within the increasingly complex global pharma supply chain.

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 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.

Better Indoors’ primary objectives are indoor air quality problem solving and the specification of solutions, delivering market-leading products and technologies, and customer satisfaction. The solutions and services help create healthy buildings, improving the health and well-being of occupants.

The Biddle name has been associated with heating and innovation since 1929, and has had its UK manufacturing base in Nuneaton since 1946. Within the building services industry, the Biddle name is recognized and respected as a leading European business, specializing in the supply of high performance and ‘engineered to last’ heating, ventilation, air heater and air curtain products and solutions.

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.

BioZone offers chemical-free air and surface HVAC solutions for cleaning both residential and commercial enclosed spaces. BioZone Scientific International Designs, sells, and installs Chemical Free Purification Systems to Eliminate Viruses, Bacteria, Fungus, Other Microbial Growth, and Odors.

Bitron HVAC Division is part of Bitron Group, a privately owned multinational company leader in the research, development and manufacturing of mechatronic devices and systems for the automotive, appliance, HVAC and energy industries

BITZER is an internationally leading, independent specialist for refrigeration and air conditioning technology with activities in refrigeration, air conditioning, process cooling, transport as well as services. The BITZER Group caters to the cooling of temperature-sensitive goods and reliable indoor temperature control with energy-efficient and high-quality products and services.

Blackhawk Supply is a privately held small business located in the Midwest, with over 30 years of experience in the HVAC Controls Industry. Their team consists of professionals dedicated to provide top-of-the-line products, excellent technical expertise and exceptional customer service. As a leader in the HVAC controls industry, they specialize in offering a diverse range of HVAC parts, including sensors, valves, actuators, and more.

Blakemore Plumbing & Heating is one of the plumbing, heating, and renewables specialists in Sheffield, offering services throughout the whole of South Yorkshire and beyond. Blakemore Plumbing & Heating is a pioneer in the installation of renewable technology in the forms of solar thermal and air source heat pumps and is a mixergy-approved installer for its solar PV/grid smart hot water cylinders.

Blalock Heating & Air is a family-owned and operated company offering a wide variety of products and services to meet all residential and commercial heating, cooling, and ventilation needs. With over 40 years of experience, their professionals deliver a range of effective services at fair prices.

Blue Star Heating and Air is a globally renowned air conditioning and commercial refrigeration company with over seven decades of experience in providing expert cooling solutions. It fulfills the cooling requirements of a large number of corporate, commercial as well as residential customers, as well as offers products such as water purifiers, air purifiers and air coolers.

From integrating an energy efficient, wall or concealed ceiling air-conditioning system for a small office to a fully environmental zone controlled cooling, heating and ventilation system for a commercial premises - Blueflame have the relevant technical expertise, engineering experience and solutions for customers.

Blueflame Commercial specialize in the design, integration, maintenance and repair of commercial heating, HVAC and renewable energy heating systems, from component level and service contracts to heating appliances and industrial scale plant room infrastructure. Heating system compliance testing, auditing and insurance certification services are provided too.

Established in 1981, Bluenix Co., Ltd. has been a leader in the Korea domestic market with advanced technology and quality in the fields of commercial refrigerators. Now, in the new global era, Bluenix is launching the state-of-the-art engineering and biotechnology businesses through future-oriented and innovative technological development.

BNK Heating & Cooling offers comprehensive heating and cooling services in Cleveland, Ohio, USA. Their solutions include air conditioning services, heating services, repair, replacement, and more, ensuring comfort for residential and commercial clients.

Bock is one of the world's technologies and innovation pioneers in the development of environmentally friendly, economical solutions in the field of refrigeration and air conditioning technology including heat recovery with one of the world's largest portfolios of compressors for natural refrigerants such as CO2 (R744), hydrocarbons and other low GWP refrigerants.

Bogner Sheet Metal serves the residential and commercial communities. They offer sheet metal, heating, and air conditioning sales and service.

BrainBox AI is at the forefront of a new era in building automation and a pioneer in the green building revolution. With headquarters located in Montreal, Canada, a global AI hub, their team is comprised of experts in the fields of AI, data science, real estate, HVAC and energy efficiency. The smart solutions HVAC company brings innovation and cutting-edge artificial intelligence to the built environment, making buildings smarter and greener.

Bramec provides condenser bases, heat pump stands, plastic tubing, plastic pipe and fittings, traps, gas line test gauges, sealing compounds, insulation materials, electrical items, brushes, anti-vibration pads, secondary condensate drain pans.

​Braun’s Heating & Air Conditioning has been serving the Sturtevant Wisconsin area for over 40 years. It is locally owned and operated, and dedicated to providing the highest standards of quality and customer service.

BREEAM is a pioneer sustainability standard and rating system for buildings, communities and infrastructure. BREEAM does this through third party certification of the assessment of an asset’s environmental, social and economic sustainability performance, using standards developed by BRE. This means BREEAM rated developments are more sustainable environments that enhance the well-being of the people who live and work in them.

The Brees Dream Foundation's mission is to improve the quality of life for cancer patients, and provide care, education and opportunities for children and families in need.

Brinco Mechanical Management Services, Inc. is committed to providing the highest quality of national commercial HVAC and refrigeration management services. For over 40 years, they have delivered those services with professionalism, transparency, integrity, dedication, and expertise. Brinco provides installation and service of a variety of Energy Management Systems nationally.

Broan provides ventilation/bathroom fans, range hoods, heater/fan/light combination units, indoor air quality systems, HRVs/ERVs, ASHRAE 62.2 solutions, built-in heaters, attic ventilators.