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.

Macy Industries, Inc specializes in making your ideas a reality. Macy has the engineering talent, creativity, and flexibility to produce products that are difficult for others to replicate. engineers provide practical and creative solutions for customers as we develop new product concepts and solve design challenges

Maddox Residential and Commercial Services is a third-generation, family owned and operated company. It all began in 1937 as Maddox Air Conditioning, when heating and air was nowhere near as reliable, affordable and efficient as it is today.

Made’s Plumbing offers one-stop shop for quality plumbing services in Arlington, Texas, USA. They are a local plumbing services provider, offering clients with professional services that go beyond their expectations. From plumbing repairs to replacements, their team of licensed plumbers is ready to render assistance.

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.

Farmers and irrigators know the difference rain makes on their plants and soils verses their normal irrigation water whether from a well, surface or from city. There is a consistent truth among farmers and groundskeepers that there is no better irrigation water than rainwater.

Maitz Home Services is listed as an essential business and are OPEN. They take extraordinary precautions to assure the safety of the employees and the clients.

Mako Industries is a full-service commercial AC repair and replacement, industrial HVAC, electrical, piping and structural fabrication service company.

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

Established in 1989, Malek Service Company has been a trusted provider of residential and commercial plumbing and HVAC services in College Station and Central Texas for over 30 years. Their team of experienced and licensed technicians offers a wide range of services, from air conditioning repair and heater maintenance to comprehensive plumbing solutions. They specialize in air conditioning, heating, plumbing, and electrical services.

At Malek Service Company, they recognize the urgency of resolving home service issues promptly and effectively. Their skilled technicians serve around the clock, ensuring swift and dependable solutions. Malek Service Company has been dedicated to serving the College Station area for an extended period, establishing a renowned reputation for excellence and dependability.

Serving for over 30 years, Malek Service Company has made it their priority to put their customers and their comfort first. They are committed to providing their clients with a team of trusted, trained service professionals that seek out and soak up constantly-evolving knowledge and skills. They consider themselves leaders in the Heating & Air Conditioning, Plumbing, Solar and Generator industries.

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.

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.

Mapped is an AI-powered data infrastructure platform for commercial and industrial IoT. Their mission is to help customers securely access real-time data from people, places and things by automating the data discovery, normalization, and enrichment process. They empower enterprises and developers to create new revenue possibilities, optimize operations, and accelerate innovation.

At Mar-Hy Distributors, they are wholesale specialists when it comes to heating and cooling. They help customers succeed by providing cutting edge products, OEM parts, monthly training, and industry experience to help find the right solution for their customers.

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.

Motors and Armatures (d.b.a. MARS) is a family-owned and operated supplier of quality motors, components, and service/installation parts for the HVAC-R industry. The company distributes its own extensive MARS and JARD branded aftermarket replacement products, as well as the original equipment components of leading manufacturers.

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.

Marston Holdings offer integrated technology-enabled solutions from design and implementation to management and recovery, supporting the government, utilities and private sectors.