| Aereco: Maker of humidity sensitive products including fans, controls, air inlets and outlets for passive and mechanical ventilation - France |
| Air Trac Corporation: Designs and engineers industrial ventilation, pneumatic conveying systems and services pollution control systems. |
| CFW Industries: Manufacturers of industrial fans and air systems for drying, dehumidification, dust collection, evaporative air-conditioning, fume extraction and ventilation. |
| KBE Lebanon: Lebanon manufacturer and distributor of air movement and distribution products for the HVAC market. |
| Midtherm Group: Manufacture of flue systems, industrial and commercial fans including axial, bifurcated, chopper, paddle blade, multivane in standard and bespoke designs. |
| Midwest Air Products Co.: Designer, manufacturer, and installer of air pollution control systems & equipment. Systems incorporate exhaust hoods, exhaust fans, mist eliminators, scrubbers. |
| Nailor Industries: Air control and distribution manufacturer of grilles, registers, diffusers, VAV terminal units, louvers, and dampers |
| Penn Barry: Manufacturer of centrifugal and axial fans for commercial and industrial applications. Also makes a line of roof vents and curbs for roof intake or exhaust. |
| Ray Hudson Limited: Manufacturer of extractor fans and ventilation equipment for humidity control, air extraction and fume removal in commercial and domestic applications. |
| Schaefer Ventilation Equipment: Manufacturer of air circulation, shutter and exhaust fans, evaporative cooling, controls and thermostats for industrial, commercial, horticulture and agriculture use. |
| Sodistra Fabrications Isothermes Composites: Manufacture of insulated components in polyester. Products include sandwich panels, air treatment units, custom made insulated ducting, accessories in composite materials. |
| Sound Fighter Systems, Inc.: Manufacturer of noise control wall system, industrial ventilation fans, and noise abatement products for air distribution applications. |
| United Air Control: Centrifugal blowers, industrial fans, bag filters, air handling systems, and pollution control for heavy industrial markets. |
| W. Tombling Ltd: Manufacturer of Activair electrical heaters, polythene ducting, air coolers and fans for use in commercial premises such as factories, warehouses, workshops. |
| Young & Bertke Air Systems Co.: Engineering, fabrication, installation and service in air handling systems and sheet metal fabrication. |