| American Hood Systems, Inc.: Commercial kitchen exhaust hoods and ventilation systems, including make-up air and fire suppression. |
| Ansul Incorporated: A US manufacturer of portable fire extinguishers and fixed extinguishing systems. |
| Captive-Aire Systems Inc.: Commercial and industrial ventilation equipment. |
| Colt International Limited: Manufacturers of louvre systems, smoke control, solar shading, air handling. UK |
| Greenheck: Manufactures fans and ventilators, centrifugal fans, vane axial fans, dampers, louvers, kitchen ventilation systems, energy recovery ventilators and make up air units for the commercial and industrial market. |
| Halton Company: Food service and commercial kitchen ventilation products. |
| K-Vent: Manufacturer of kitchen ventilation equipment. Installation available. |
| Premium Air Systems: Manufacturer of products for the restaurant kitchen including make-up air units, custom designed hoods, exhaust fans. Complete design and installation. |