AirTest Technologies Inc. is a rapidly-growing Green Technology company that specializes in sensors that significantly improve commercial building operating efficiency. AirTest's leading-edge, proprietary sensor technologies improve the energy performance, environmental impact and return on investment for the millions of commercial and residential buildings.

AMWEI Thermistor Sensor design and manufacture PTC & NTC thermistors (THERMally sensitive resistors), thermistor temperature sensors probe. AMWEI started Thermistors business back in 1999, thorough successive hard work of a group of specialists in ceramic sensitive material, welding technology, packaging technology. They own core know-how in powder formula and key production technics.

A wholly owned subsidiary of Daikin Industries Ltd., delivers engineered advanced HVAC technology for commercial, industrial and institutional customers with knowledgeable application expertise.

Heating and air conditioning equipment for residential and commercial applications, 1/2 to 25 tons, under the Comfort-Aire and Century brand names.

Hydro-Temp Corporation manufactures earth coupled heat pumps, water-to-water heat pumps, dehumidifiers. Make up air vents 100% O/A units.

Industrial Maid is the premier manufacturer of air purification systems to fit virtually any industrial application or budget. They are an air filtration manufacturer with unmatched customer services, disruptive technology, and a philosophy of continuous improvement. Their unique equipment offerings incorporate environmentally sound components and keep purchase, installation, and operation simple.

KeepRite Heating & Cooling Products are renowned providers of residential and light commercial heating and air conditioning products, condensing units, furnaces, heat pumps, accessories, 2-25 ton rooftop units.

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.

Residential and light commercial heating and air conditioning products, condensing units, furnaces, heat pumps, accessories, 2-25 ton rooftop units.

Manufacturer of Well-Connect hybrid geothermal heat pumps, the affordable option for heating and cooling rural structures that have an existing water well. Energy Star Certified.

UNICO Inc. is the maker of The Unico System which is a small-duct, high-velocity central heating and air conditioning system.

Manufacturer of geothermal and water source heat pumps for all applications. WaterFurnace combines sound engineering with the highest level of quality control and innovation.