| | Kaller Gas Springs (Fraser, MI) Manufacturer | |
| | Normont Industrial Hardware Canada Ltd. (Laval, QC) Manufacturer, Distributor | |
| | Suspa Inc. (Grand Rapids, MI) Contract Manufacturer | |
| | Fenghua Renlong Machinery Co., Ltd. (Fenghua City, China) Manufacturer | |
| | CHANGZHOU GAS SPRING LTD. (Changzhou, China) Manufacturer | |
| | Turkas Gas Springs Co. (Bursa, Turkey) Manufacturer | |
| | Pyramid Engineering (Fatih, Turkey) Distributor | |
| | Voys Gas Springs (Kayseri, Turkey) Manufacturer | |
| | Tipco Punch Inc. (Hamilton, OH) | |
| | ECP Hardware (Troy, MI) Manufacturer | |
| | Hyson Products, Associated Spring (Brecksville, OH) Manufacturer | |
| | Anchor Danly (Windsor, ON) Manufacturer | |
| | Aritech Gas Springs (Carp, ON) Manufacturer | |
| | Hydra Technology Corporation (Buffalo, NY) | |
| | Izerwaren Inc. (Fort Lauderdale, FL) | |
