| | Excelsior Blower Systems Inc (Reading, PA) Industrial blowers systems | |
| | Furey Filter & Pump Inc (Milwaukee, WI) Manufacture & distribute industrial filters, pumps, positive displacement blowers & engineered systems | |
| | H D A Fans Inc (Lombard, IL) Industrial fans & blowers; gas tight & high temperature fans; custom fabrication | |
| | Harvey Industries Inc (Akron, OH) Garage exhaust systems, hose, components, blowers & accessories | |
| | Heil-Chicago Inc (Mc Cook, IL) Distributes industrial equipment; company is a wholesale distributor of Blackmer compressors, blowers & pumps | |
| | Hively, Borden (Columbus, OH) Rebuilt plastic extruders, granulators, blown film dies, drying ovens, blowers, densifiers, water tanks & pelletizers | |
| | Howden Buffalo Inc (Springfield, IL) Blowers & fans | |
| | Insul-Quip Inc (Muncie, IN) Insulation blowers | |
| | Keystone Metal & Machine Co (Millersville, PA) Sheet metal fabricating; blowers & fans | |
| | Morrison Products Inc (Canton, GA) Air moving blowers | |
| | Process Plastic Fabricating (East Troy, WI) Anti-pollution devices; plastic duct & plastic fabrication; acid tank liners; ventilation systems; plastic blowers & fans | |
| | Sink/Edwards HVAC Contractors (Indianapolis, IN) Ducts & fittings, tanks, stacks, blowers, fans, weldments & ventilation equipment; sheet metal & steel fabricating | |
| | Tuscarora Electric Mfg Co Inc (Tunkhannock, PA) Blowers & fans | |
| | Wolfe Metal Fab Inc (New Kensington, PA) Metal fabricating: rails, vacuum blowers & tri-wing mowers | |
| | Gardner Denver Blower Div. (Peachtree City, GA) Manufacturer | |