MidWest Materials is a Steel Service Center providing coated, hot rolled, HRPO and cold rolled steel in coil, sheet or plate. Processing includes stretch leveling, corrective leveling and more.

Midwest is a leading wholesale supplier of HVACR equipment and service parts. They mostly serve their Northern Michigan markets.

Midwest Tool, manufactures tradesman quality hand tools for the HVAC/metalworking market. As a pioneering innovator and manufacturer of metal cutting snips and specialty hand tools. Midwest has developed and owns numerous product design and utility patents that enhance Midwest product performance.

Midwestern Mechanical, Inc. with Copper Cottage is an industry-renowned company that offers superior plumbing, heating, air conditioning, and fire protection services. They also handle various heating, air conditioning, and indoor air quality systems including, Furnaces, Boilers, Heat pumps, Thermostats, Air conditioners, Ductless mini-split ACs, Air purifiers, Air cleaners, Humidifiers and In-floor heating solutions.

Mike Derrick A/C & Heating Co., Inc., is a locally owned and operated HVAC company. Since its inception in 2005, they have focused on residential solution and installations. They have installed systems in new construction, fire restorations, and home renovations, and now they service all brands.

Mike Mulligan Refrigerants provides HVAC Contractors with customizable R-22 Refrigerant Buyback Programs and Direct Refrigerant Sales.

Mike’s Bremen Service has merged with Comfortmate Heating and Air. Both family-owned companies are well versed to install and service all heating and cooling equipment, as well as most appliances. They look forward to continuing to serve all customers heating, cooling, and appliance repair needs.

MIL-RAM TECHNOLOGY INC. designs/manufactures gas/flame detectors and detection systems, to detect hazardous gases, Toxic/Combustible LEL/Oxygen/VOC, for personal safety environmental protection and process controls since 1990.

Milestone is a pioneer in home services across the DFW area. They provide same day electrical repairs, plumbing, drain cleaning, HVAC installations, window cleaning, security installations and more.

Mill Creek Heating has been serving the Willamette Valley of Oregon since 2003. They are a family owned and operated business. They care about the family’s comfort, health and safety.

Miller Manufactured Home Products is a company that estimates, repairs, servicing furnaces, air conditioners and heat pumps. They are also a renowned sellers of HVAC products.

Miller-Leaman, Inc. was founded in 1991 by Bill Miller, Marty Shuster and Robert Leaman. With over 28 years of experience in manufacturing filtration products for our customers, Miller-Leaman, Inc. has the know- how and credibility to deliver the right product.

Milwaukee Valve provides valves and actuators for industrial, commercial, fire protection, dry bulk hauling, marine industries, ball, butterfly, gate, globe, check valves, and actuation.

Mineral-Right provides the most effective water treatment media for softening, neutralizing, and filtering out challenging minerals in water. Crystal-Right’s performance is proven in its ability to filter, soften, and neutralize water—it sets the standard in water treatment.

As the southeast’s distributor of heating, cooling and ventilation products, Mingledorff's work closely with exclusive brands such as Carrier, Bryant, Heil, and more.

Mitsubishi Electric Automation, Inc. is a U.S. affiliate company of Mitsubishi Electric Corporation. It offers a broad product portfolio including programmable automation controllers (PAC), programmable logic controllers (PLC), human-machine interfaces (HMI), variable frequency drives (VFD), servo amplifiers and motors, control software, computerized numerical controllers (CNC), motion controllers, robots, low-voltage power distribution products,

Mitsubishi Electric Trane HVAC US LLC (METUS) is a provider of ductless and VRF systems in the United States and Latin America region. METUS provides innovative products, systems and solutions capable of cooling and heating any application from a home to a large commercial building.

Mitsubishi Electric is one of the world's pioneering names in the manufacture and sales of electrical and electric products and systems used in a broad range of fields and applications. As a global, green company, they're applying their technologies to contribute to society and daily life around the world.

MKS Instruments, Inc is a pioneer in technology solutions for the markets they serve. They make the instruments, subsystems and process control solutions that enable their customers to measure, control, power, monitor and analyze the critical parameters of the advanced processes that they manage.

MLD HVAC Services is committed to offer reliable HVAC services for clients. They are a BBB Accredited Business offering a guarantee of quality craftsmanship on all the woks they deliver. Their major services are confined within preventative maintenance, heating & cooling services and provision of quality energy solutions.

MODE, Inc. provides guidance and tools for more businesses to improve their operations by connecting them to their data and insights, allowing them to be more proactive and efficient in what they want to accomplish.

Modern Refrigeration Services is the premier HVAC company that provides dependable HVAC services in Houston, TX. They have gained the customer’s trust through the dedication, hard work and quality & courteous service.

Modine is one of the most trusted names in the HVAC manufacturing industry. They serve a variety of markets, providing residential HVAC, geothermal heating and cooling, commercial rooftop HVAC systems, classroom HVAC and more. Along with heating and cooling systems.

Modine Manufacturing Co. provides custom design and manufactured plate fin and tube heat exchangers, micro-channel, all aluminum coils, tubular heat exchangers, fluid and unit coolers, and air cooled condensers.

Molekule provides clean indoor air to everyone, everywhere. Based on more than 20 years of research and development, the patented Photo Electrochemical Oxidation (PECO) technology destroys the widest range of tiny pollutants, including VOCs, mold, bacteria, viruses, and allergens, when compared to conventional air purifiers.

Molex is a global electronics leader committed to making the world a better, more-connected place. With a presence in more than 40 countries, Molex enables transformative technology innovation in the automotive, data center, industrial automation, healthcare, 5G, cloud and consumer device industries.

Momentive Performance Materials Inc. is a global leader in silicones and advanced materials, with a 70-year heritage of being first to market with performance applications for major industries that support and improve everyday life.

Morgan Corporation is the premier producer of truck bodies and van bodies in North America. They specialize in the manufacture of dry freight van bodies, custom cargo truck bodies, refrigerated truck bodies and stake/platform bodies.

Morrison Products, Inc. (MPI) provides quality air moving equipment (fans and blowers) to HVAC&R markets around the world.

Mortex Products manufactures quality heating and cooling equipment to homes and businesses. They provide evaporator coils, fan coils, air handlers, custom coils. Chillers scroll and screw to 100 tons, AHU Horizontal, Vertical Modular and Rooftop to 20 tons.