Asset E3 - environmental/energy management company specializing in HVAC customized systems design.
Automatic Building Controls - building, energy, and temperature control management systems in northern Illinois, southern Wisconsin, and northwestern Indiana.
B&W Enterprises - provides high quality filters for the home or business including washable filters in aluminum and stainless steel as well as other brands.
Cognitek Management Systems, Inc. - technology-based company that has developed an advanced, integrated and modular control solution for lighting, HVAC, refrigeration and process automation systems.
Coyne American Institute - offers technical training in PLCs, electrical maintenance, electronics and computer repair, HVAC repair and computer office skills.
Edwards Engineering - specializing in alalysis, design, engineering, installation, and servicing of HVAC/R equipment for commerical and industrial applications.
H. A. Phillips & Co. - manufacturer of industrial refrigeration pressure vessels, modulating liquid level valves, automatic control valves, and electronic and mechanical controls. H. A. Phillips & Co. is a single source supplier and manufacturer of industrial refrigeration pressure vessels, modulating liquid level valves, automatic control valves, and electronic and mechanical controls.
Hansen Technologies Corporation - manufactures industrial refrigeration components and valves including shut-off valves, solenoid valves, and pressure regulators.
Henson-Robinson Company - providing services in the areas of roofing, architectural sheet metal, heating, cooling, ventilation, plumbing, mechanical and specialty sheet metal fabrication.
Project and Construction Services, Inc. - specializes in project management and mechanical engineering, including HVAC design and owner representation of many types of construction projects.
PVT Systems, Inc - manufacturers of air duct cleaning equipment including The Duct Whip.
Ray's HVAC Inc. - provides installation, maintenance, and cleaning of heating and air conditioning systems, humidifiers, duct work, and hot water heaters.
S & S Hinge Company - Third-generation manufacturer of steel, stainless, aluminum, pre-plated brass and nickel, brite-annealed stainless, and electro-galvanized steel continuous (piano) hinges from .035"/.89mm to 070"/1.78mm gauge.
Sherman Mechanical - full service commercial, industrial, and residential contractors.
Siebe Environmental Controls - manufactures, installs, and services energy management systems and controls in buildings worldwide.
Solidyne Corporation - manufacturer of HVAC direct digital controls (DDC) and InnSite Lodging Automation and Information System. Custom electronic digital design for OEM.
Staefa Control System - manufacturing, installation and service of controls and building management systems.
Triumph Heating and Cooling - residental furnaces, air conditioning and air cleaners. Serving the north west suburbs. Site has details of products and special offers.
WMA Consulting Engineers, Ltd. - provide full-service mechanical (HVAC), electrical, plumbing and fire protection engineering design services.
WarmlyYours.com - WarmlyYours’ floor heating system is safe, energy efficient, very thin and easy to install under ceramic tile, marble, carpet, vinyl, laminate or hardwood floors. It has no moving parts & requires no maintenance. FREE sample and FREE floor plan design.
Weil-McLain - manufacturer of boilers and water heaters.
