K-tech Kleening still thrives today as a 2nd-generation family-owned business, providing customers with superior commercial and residential cleaning and restoration solutions.

Klimaire has brought value and comfort to homeowners, with millions of units sold in more than 70 countries around the world. The quality of the design and manufacturing of Klimaire products are well-known in the industry. The products are tested in some of the worlds harshest weather conditions.

Komax Systems, Inc. has led the industry in static mixing technology offering a diverse range of Static Mixers, Steam Heaters, Desuperheaters, and Heat Exchangers. With more than three hundred combined years of fluids-mixing experience, the Komax design team has applied Komax technology to a technical base of over one hundred thousand installations world wide.

Kospel company is a Poland based manufacturer of electric instantaneous water heaters, electric boilers, cylinders, solar products, steam generators and heat pumps.

Krier & Blain have been providing commercial plumbing, heating, and HVAC services to local businesses throughout the Sioux Falls area in the US since 1979. They also provide plumbing systems, medical gas installations, hydronic heating solutions and boiler services.

LAARS Heating Systems Co. manufactures residential and commercial boilers, volume-water-heaters and commercial pool heaters from 50,000 to 5,000,000 BTU's as well as storage, buffer and solar tanks.

Lennox is a renowned global provider of innovative climate control solutions for heating, ventilation, air conditioning, and refrigeration (HVACR) markets. They've combined the industry’s most inclusive set of business services with a comprehensive portfolio of energy-efficient, high-performance HVAC systems that meet the needs of customers, employees and clients.

Marlo is a manufacturer of Modular Air Handling Units (AHU’s), Cooling, Heating, Steam, DX (refrigerant) coils, shell & tube heat exchangers and various equipment for the Military.

Representing quality manufacturers of commercial and industrial heating, cooling, humidification, dehumidification and refrigeration equipment, "We Sell Solutions to Problems" in GA, AL, TN.

Lochinvar is the producer of energy-efficient water heating solutions that are radically simple, brilliantly engineered and perfectly suited for most any application. They focus solely on serving the unique needs of each customer with a product portfolio including boilers, water heaters, pool heaters, cogeneration products and commercial package systems.

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.

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.

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.

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.

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.

Representing quality HVAC/R manufacturers in Illinois, Indiana, Wisconsin, Minnesota, Dakotas and the UP of Michigan. They also offer warehousing services in 42,000 square foot warehouse in Chicago.

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

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.

Mitsubishi Heavy Industries, Ltd. delivers innovative and integrated solutions across a wide range of industries from commercial aviation and transportation to power plants and gas turbines, and from machinery and infrastructure to integrated defense and space systems.

MrPEX Systems is a supplier of radiant heating/cooling, snowmelt, plumbing, pex-al-pex systems. Featuring uniquely flexible PEX-a tubing, manifolds, accessories and controls.

Established in 1914, MSA Safety Incorporated is the global pioneer in the development, manufacture, and supply of safety products that protect people and facility infrastructures. Many MSA products integrate a combination of electronics, mechanical systems, and advanced materials to protect users against hazardous or life-threatening situations.

The modular water chiller was invented by Multistack. It started with a radically simple idea: water chillers made up of modules that could be brought into the equipment room one at a time, through standard doorways and down elevators, to form a fully integrated water chiller system. The modular chiller idea launched a revolution and transformed Multistack into a leader in the commercial water-chiller industry.

NAVAC is a global manufacturer that has dedicated over 20 years to the R&D and manufacturing of industrial vacuum solutions and HVAC/R tools. NAVAC draws upon its commitment to technical innovation, strong customer service, and robust R&D allocation to deliver solutions offering unsurpassed efficiency, accuracy, and ease of use.

Navien, the provider of condensing technology, uses innovative technology to manufacture energy efficient products that provides the ultimate comfortable living experience and a healthier environment.

Neoperl is a manufacturer of faucet aerators, check valve cartridges, insert flow regulators, faucet attachments, laminar devices, sprays and adapters.

Nyle Systems is a manufacturer of commercial energy-efficient heat pump water heating systems.

Olimpia Splendid is an Italian company globally known for its design, production and marketing of products for Air Conditioning, Heating, and Air Treatment solutions.

ONICON Incorporated has been delivering market leading flow and energy measurement products since 1987. Their inventory includes hydronic insertion turbine flow meters, hydronic inline turbine flow meters, BTU meters, flow computers, vortex flow meters, electromagnetic flow meters. They have been delivering quality engineered flow and energy measurement instruments for hydronic heating and cooling systems for over 30 years.

As a full service Air Conditioning, Heating and Ventilation company, OSBORN AC and Heat has been delivering high standard HVAC services.