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.

Gas pressure regulators; electronic gas flame modulation systems, shut-off valves, manual gas ball valves and gas combination controls.

MAXVAC continuously improves and develops effective machines and accessories by incorporating the latest regulations & technologies in its designs. They also listen to the customers and develop products to make the working environment a safer place to be.

Heating and cooling products for residential and light commercial industries, including the 25.5 SEER iQ Drive air conditioner and heat pump.

MB Plumbing & Heating takes pride in themselves on offering a hassle free and affordable service where the customer needs always take priority. As a company they are confident that they can meet all the requirements on the next plumbing and heating project and exceed the expectations when it comes to quality and affordable plumbers in Scunthorpe and the surrounding areas.

McCarty Bros. Inc. has been in the business of maintaining HVAC systems in the Chicagoland area for over 70 years. They do know a thing or two about it. They have service maintenance customers who have been with us for over 50 years.

Manufacturer of round, flat oval, and rectangular HVAC ductwork and related products for commercial, institutional, and industrial applications.

Central station and unitary air conditioning equipment: chilled water and DX systems, air curtains.

Mee Industries, Inc. is a high technology company with a proven track record of providing innovative cooling and humidification solutions using the natural power of fog. Fog is a cost effective and environmentally beneficial solution for diverse applications including data center cooling, gas turbine inlet air cooling, HVAC & industrial humidification, outdoor air conditioning, greenhouse climate control and special effects.

Meek Refrigeration Inc. is a full service company specializing in Refrigeration, HVAC, Contracting, and Sheet-Metal/Ductwork. They are experienced in commercial and residential applications and carry a commitment to service and quality workmanship.

MegaChips is involved in ASICs and SOCs with integrating LSIs. The company is in the development of cutting-edge SOCs incorporating original algorithms and architecture in the areas of imaging, audio, and telecommunications. With its product development, MegaChips targets Mobile, Wearable devices and IoT applications.

Megatherm deals in Metal Heating and melting Equipment and possesses the strength to meet Thermal Challenges through Induction.

Meiling was established in 1983 and now is a wellknown company engaged in R&D and manufacturing of refrigeration appliances and washing machines in China. The annual manufacturing capacity of refrigerators and freezers is more than 12 million sets, and that of washing machines is 2 million sets.

For over 30 years, Melink has been executing clean energy solutions for clients worldwide, lowering carbon emissions while increasing building values and raising company profitability.

Merril Sheet Metal Inc. is a full-service HVAC company that has been serving Central & North Central Wisconsin since 1913. They are a family owned and operated HVAC company.

Mesaba Heating, A/C and Plumbing is the one stop shop that provides complete HVAC and plumbing services in Hibbing, MN. They endeavor to provide the best service possible to the clients.

Mestek Machinery is the industry-leading designer and manufacturer of the most complete, productive, and innovative metal forming solutions for the fabrication of HVAC sheet metal ductwork and fittings.

Mestek, Inc's HVAC equipment group and controls group is among the foremost manufacturer of heating, ventilation, and cooling products including residential and commercial hydronic heating equipment with intelligent controls and air conditioning.

Met One Instruments Inc. provides reliable, affordable, precision instrumentation for monitoring ambient and indoor air quality.

METACENTRE is the one-stop solution for every marine-related service the user needs to accomplish the projects efficiently and on time. Their tested, long-lasting, and close cooperation with the Owners, Shipyards, and Manufacturers gives them an invaluable experience that reflects as unique innovations on the project.