Paull’s Air Conditioning, they combines design excellence with practical efficiency. By careful structuring of the company, they have reduced overheads, and thus reduce costs.

M&C Pumps is an international, specialized and technical oriented fluid equipment manufactuer. Company’s prodution and global distribution center is located in Ningguo city, Anhui province of china, and its global r&d centre is based in houston, texas usa.

M&M Refrigeration is the most experienced CO2 refrigeration company in the Americas. M&M has designed, manufactured, installed, and serviced refrigeration systems for 50 years—they literally have hundreds of industrial refrigeration systems around the world.

M2 Thermal Solutions LLC solves major engineering challenges in energy efficiency with solutions based on first principles. They design, manufacture, and commercialize thermal systems with innovations in the design and synthesis of custom chemical sorbents, selectively permeable membranes, compact heat exchangers, and integrated control systems.

M2S Electronics is a global provider in the design and assembly of electromechanical and electronic integrated systems. They offer personalized solution platforms for HVAC (Smart thermostats, HVAC controllers, equipment power units).

The Ma-Line Division of Monti and Associates Inc. provides access to specialized products for wholesalers in the HVAC/R industry. The MA-Line prides itself on maintaining the highest level of customer service.

MacLellan Integrated Services provides critical process cleaning services, process equipment and robotics maintenance, production line side support, sludge and wastewater management, HVAC and mechanical services and general facility maintenance. Their work environments include automotive, aerospace, and general industrial applications.

Macnica is a global supplier of semiconductors, electronic components, network equipment, software products and various services to customers worldwide in the electronics and enterprise IT markets. Macnica Networks, a Macnica company headquartered in Yokohama, Japan, covers enterprise IT and communication carrier market with network equipment and security solutions.

MacroAir invented and patented HVLS fans in the 1990s and has continued the market through engineering excellence and continuous innovation. MacroAir products are unparalleled in craftsmanship, quality, and reliability.

Macurco Gas Detection is a division of Aerionics Inc., and is a global provider of rapidly deployable connected, intelligent gas detection systems that enable real-time safety and toxic threat detection. Macurco designs, develops and manufactures a full set of fixed and portable gas detection monitors for the protection of workers, responders and the community.

Madison Industries is a globally-renowned mechanical engineering, HVAC equipment and industrial automation solutions firm conglomerate based out of Chicago, Illinois, USA. The conglomerate believes and strives in providing a safer and healthier world, with state-of-the-art electronics, HVAC equipment, home and building automation systems that are energy efficient and cost effective.

Magic Aire is an independent manufacturer of Heating, Ventilation, and Air Conditioning (HVAC) components, fan coils, air handlers, and unit ventilators. The company sets the industry benchmarks for on-time delivery, ease of doing business and lowest warranty rates.

Magic-Pak is a US-based provider of solutions, including heating and cooling solutions, single packaged vertical units (spvu) and other HVAC solutions. Magic‑Pak units are perfect for apartments, condominiums and other multiple occupancy buildings. Magic‑Pak simplifies specification, installation, maintenance and ownership.

Maico Gulf L.L.C provides innovative technology, high quality and excellent design products such as Car Park Ventilation Systems, Air Handling Units, Smoke Ventilators, Energy Recovery Ventilators, Dynamic Industrial Fans and Elicent Domestic Range Fans.

Malco Products SBC is a US-based manufacturer of specialty hand tools, fasteners, accessories, zip ins and other HVAC tools.

Mallory has provided industrial organizations with safety expertise and supply chain efficiency along with a broad array of safety products and solutions. They provide HVAC and refrigeration products, valves, hose, plumbing materials, Pipe, Tubing & Hoses Accessories, shut-off valves and much more.

The Mammoth brand has been creating a comfortable indoor climate for both industrial and commercial customers. Mammoth manufactures custom commercial products that include factory-packaged rooftop systems, pre-fabricated mechanical equipment rooms and direct replacement rooftop units. All of these different products strive to improve air quality and reduce operating costs.

Mammoth Fans is proud to introduce a new series of fans that are set to revolutionise commercial cooling. The Mammoth Fan range features world class Permanent Magnet Synchronous Motor (PMSM) technology and precision-led aerodynamic design in Mammoth proportions.

Manchester Tank & Equipment Co. has been a trusted industry leader in the design and manufacture of steel and aluminum low-pressure DOT cylinders and ASME pressure vessels for the storage and transport of propane, chemicals, compressed air and other industrial applications since 1946.

Manchester Tool & Die supplies tube end forming equipment and tooling to a variety of industries, with machines ranging from 3/16" to 3" O.D. capacities.

MANDÍK, a.s. is a Czech family company founded in 1990. It is one of the major manufacturers of air conditioning and fire protection components, air conditioning units, and industrial heating systems.

MANN+HUMMEL is a global provider in the field of filtration. The Ludwigsburg-based corporate group develops filtration solutions for the automotive sector, industrial applications, indoor air treatment in industry and public buildings, as well as for sustainable water treatment.

Marathon Motors manufactures thousands of products including single and three phase AC, NEMA and IEC, low and medium voltage, PMDC, and radial and axial flux motors.

In 2022, the Professional Plumbing Group (PPG) joined the Marcone Group. PPG and its affiliated companies – which have a history stretching back 150 years – design, manufacture, market and distribute high-quality plumbing products and solutions.

Markel Products is a renowned provider of commercial, industrial, residential electric heating equipment, industrial ventilation, controls, industrial lighting, portable air conditioning and portable evaporative cooling solutions.

MarketAir Inc. are renowned US-based manufacturers, importers and distributors of installation components and accessories for the installation of ductless, ducted and VRF Air Conditioner systems.

Marley Cooling is a globally renowned manufacturer of fluid coolers, cooling towers, fans, cooling tower components, cooling systems, media filters and evaporative cooling technologies.

Marley Engineered Products, LLC provides comfort heating, cooling and ventilation solutions for commercial, industrial, and residential use. The product brands include QMark, Berko, Fahrenheat and Leading Edge. The company's products inventory includes commercial, industrial and residential electric baseboard, unit, wall, radiant and portable heaters, inline and whole house ventilation, industrial and commercial ceiling fans, air curtains.

Marlo Heat Transfer Solutions provides heating and cooling coils, custom fabricated coils, air handling units, refrigeration systems, coolers and condensers for industrial, commercial, navy and maritime HVAC/R systems. The industrial heat transfer products are manufactured from quality materials typically in heavier grades and thicknesses. This ensures dependable performance and years of service, even in the most demanding conditions.

Since 1962, Mars Air Systems has been a renowned developer of air curtain technology to enable buildings to be more comfortable, sanitary friendly and energy efficient. With an expansive product line that offers solutions across every industry, count on Mars to solve problems and advance atmospheric conditions that save money and create safer working environments.