JRC Mechanical specializes in mechanical and plumbing systems for large commercial buildings, hospitals, hotels, schools, and government facilities. They provide Plumbing, Mechanical, HVAC, Design-Build, Med-gas systems, and Refrigeration solutions.

KE2 Therm is a U.S. based developer, and manufacturer, of smart refrigeration controllers. The company's leading-edge technology is specified by a wide range of end users, consultants and major OEM manufacturers of evaporators, and walk-in freezers and coolers. Additionally, top U.S. and global restaurant and supermarket chains recognize the benefits of KE2 Therm controls, and specify them for both new install and retrofit applications.

Kimre is a reputed name among process engineers, environmental engineers, and production managers as a trusted provider of air cleaning technologies for a wide range of industries like fertilizer, sulphuric acid, and power plants. The emission control achieved by Kimre is often taken as global standards.

KMC Controls is an independent American manufacturer of building automation and IoT solutions for system integrators, system distributors, IT providers and OEM partners.

Originating from the KKT Kraus Company, the current KKT chillers brand is an important pillar within ait-deutschland GmbH. KKT chillers combine decades of know-how in thermodynamic processes with the requirements of customers to design energy-efficient chiller and heat pump solutions for quite varied applications.

Computer room A/C units, school room ClassAIRE units (VUV's) environmental controls, humidification, industrial and commercial products, HVAC/R.

Layton Manufacturing Corporation is a renowned provider of Computer room A/C units, school room Class AIRE units (VUV's) environmental controls, humidification, industrial and commercial HVAC products in the New York State of USA.

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.

LightFi are renowned manufacturer of pressure gauges, low pressure DP static and velocity transmitters, switches, handheld calibrators and temperature indicators. They aim to enable commercial spaces to save on energy and create healthy efficient workspaces through the use of real time occupancy data, integrated with the building management system.

Littelfuse is an industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 15 countries, and with 19,000 global associates, they partner with customers to design and deliver innovative, reliable solutions.

Lowe’s Companies, Inc. is a FORTUNE 50 home improvement company serving more than 18 million customers a week in the United States and Canada. They provide building automation and smart home solutions.

Lumi United Technology Co., Ltd. (Aqara) specializes in the design and development of intelligent hardware and software solutions for smart home and corporate applications. Lumi is committed to applying the best industrial design, proprietary low energy consumption know-how, robust IoT software, cutting -dge AI technologies, and unyielding cost savings to provide the premier smart home experience.

LUX Products is an innovator in home comfort control systems and solutions. It has revolutionized how the thermostat is used in the home through cutting-edge product design and forward-thinking mobile services. LUX is a global industry company offering a wide variety of superbly designed, feature-appropriate, reliable thermostats for every home, project and budget.

Luxaire® is a premier line of high performance heating and air conditioning equipment, continually setting the standard in features and innovation. Their products include gas furnaces, split system air conditioners, split system heat pumps, ductless mini-split systems, packaged cooling and heating units, packaged heat pump units, air handlers, evaporator coils, indoor air quality, thermostats & controls.

M2S Electronics is a global provider in the design and assembly of electromechanical and electronic integrated systems. They offer personalized solution platforms for HVAC (Smart thermostats, HVAC controllers, equipment power units).

The Ma-Line Division of Monti and Associates Inc. provides access to specialized products for wholesalers in the HVAC/R industry. The MA-Line prides itself on maintaining the highest level of customer service.

MacLellan Integrated Services provides critical process cleaning services, process equipment and robotics maintenance, production line side support, sludge and wastewater management, HVAC and mechanical services and general facility maintenance. Their work environments include automotive, aerospace, and general industrial applications.

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.

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.

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.

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.

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.

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.

METALFLEX has grown to become a nationwide company, serving the HVAC, plumbing, utility, industrial, food, oil and petrochemical industries, with 100% of our design, engineering, and manufacturing facilities done within the U.S.A.

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.

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.

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.

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.