- Ammerman's
- Britz-Heibrink
- California Cage Works
- California Cage Works
- Carnahan's Manufacturing
- Corners Limited
- Country Cages
- Da-Mar's Equipment Co
- General Cage LLC
- Innovative Inclosures
- K W Cages
- Kalispell Fence Co
- Keipper Cooping Co
- Lab Products Inc
- Manufacturing Systems Inc/Tru
- Mid-West Metal Product Co
- Morton Jones Co
- Snyder Manufacturing
- Swelland's Cage & Supply Co
- Virginia Cage Co
