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.

Marvair is an ISO 9001:2015 certified diversified manufacturer of self-contained heating, ventilation and air conditioning products for telecommunication buildings, school classrooms, commercial/industrial structures and for the marine industry. Marvair falls under the Airxcel banner.

Mascot Mechanical, LLC has been providing outstanding air conditioning and heating service for more than 10 years in DFW Metroplex.

Mason Industries Inc. manufactures a complete line of vibration control products, including pads, mountings, hangers, rubber and stainless steel expansion joints for piping, seismic and shock control products.

Mast is a German manufacturer of quality pumps for the fire brigade, civil protection, for municipalities, the construction industry or domestic use. In the extensive "Made in Germany" pump range, Mast offers basement drainage pumps for domestic use in floods.

MasTec Network Solutions is fully qualified and staffed to handle upgrades and maintenance on HVAC, generators, power plants and batteries. MasTec Network Solutions has performed tens of thousands of site & shelter inventories, site inspections and tower mappings.

Master-Bilt Products are commercial refrigeration manufacturers. Their product line also includes merchandisers, walk-in cooler and freezers, refrigeration systems, reach-ins, prep tables and ice cream cabinets.

For over 36 years Mastercool has been supplying professional quality air conditioning service tools and equipment. As one of the fastest growing companies in this market, our primary goal is to drive New Product Innovation and Technologies to make the every day work of the HVAC/R technician easier. Complete line of HVACR service and installation tools.

Masterflow is an expert at solving the fluid problems facing design engineers. They’ve been proudly supporting the Australian building industry for over 20 years. Their capabilities range from pioneering engineering solutions, consultation, product supply, installation, maintenance and repairs.

Masterwatt is a historical company specialized in the production of electric heaters for industrial use. Masterwatt offers heating solutions for the plastic production, oil & gas, refinery, chemical and offshore applications sectors.

Matrix is the technology services company in Israel, with 10,820 employees worldwide. Since its foundation in 2001, Matrix has made more than 100 mergers and acquisitions and has executed some of the largest IT projects in Israel. The company specializes in the implementation and development of leading technologies ,software solutions and products, providing its customers with infrastructure and consulting services.

Max Weishaupt GmbH is a company based in Germany that is a renowned provider of burners, heating and condensing-boiler systems, solar technology, heat pumps and building automation.