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.

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.

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.

A worldwide leader in residential and commercial heating and air conditioning systems, Lennox Industries Inc. is based near Dallas, Texas.

The mission of Linc Service has been to provide preventive HVAC and energy solutions to commercial, industrial, and institutional buildings. Our goal is to make buildings more efficient, safe, and sustainable.

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.

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.

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.

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.

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.

Marley Cooling is a globally renowned manufacturer of fluid coolers, cooling towers, fans, cooling tower components, cooling systems, media filters and evaporative cooling technologies.

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.

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.

Metrex has designed and manufactured innovative Pressure, Thermostatic, Electric and Electro-Hydraulic Actuator valves, as well as, HVAC Water Regulating and Seawater Condenser Regulator Valves. They are the most trusted name in refrigeration and heat transfer solutions in the world.

Micro-Air designs and manufactures temperature control systems primarily for applications in the Home, RV and Marine industries. Since its start in 1983 and through its transition to its current manufacturing plant in Allentown, New Jersey, the Company has been a design innovator. The Company maintains unparalleled institutional knowledge of the recreational air conditioning industry.

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.

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.

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.

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.

Myron is a manufacturer of high quality and simple to operate conductivity and pH instrumentation. They provide Conductivity and pH instruments and controls for water treatment applications, cooling tower controllers, chemical treatment controllers, boiler water treatment controllers.

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.

Nexia is a globally renowned smart home systems provider based out of Broomfield, Coloroda, USA. They provide home automation systems, climate control solutions, energy sustainability solutions and IoT devices.

Nu-Calgon markets and distributes a complete line of specialty chemical products for the HVACR aftermarket. They provide water treatment, sealants, specialty and service chemicals, coil cleaners, system flush solvents, refrigeration oil, vacuum pump oil, ice machine treatment, indoor air quality.

For more than half a century, OJ Electronics have been designing and developing electronic controls for electric underfloor heating and HVAC Controls & Drives. They give access to deep application knowledge and innovative power and help differentiate themselves in the market. They are here to help build their customers’ business.

Olsen Heating & Cooling Products - USA takes pride in offering a full line of heating and cooling appliances that includes the Olsen brand of oil furnaces. The full line of quality Olsen oil furnaces and central air conditioning offers brand recognition, application versatility and a wide range of energy efficient models that are easy to install and maintain.

Packless Industries is a manufacturer of heat transfer and other metal hose products. They provide metal hose assemblies; vibration absorbers; refrigerant heat exchangers; co-axial condensers, evaporators (chillers) and heat pump coils; desuperheaters/heat reclaimers.

Established in 1940, Paul Mueller Company builds stainless steel processing equipment that cools, heats, and stores the products you use every day. They are the global supplier of heating, cooling and storage solutions that allow farmers, brewers and engineers to keep their products fresh and their inventory strong.

Peterman is a family-owned residential heating, cooling & plumbing company with offices in Indianapolis, Columbus, Muncie, Bloomington, and Lafayette, Indiana. It specializes in heating & cooling repair & installation, along with plumbing services, drains & sewers.