- Catlettsburg Refining
- Exide Corp Baton Rouge Smelter
- Gannon & Scott Inc
- Hunt Refining Co
- Imperial Sugar Co
- Independent Jeweler Svc
- Kelley Metals Corp
- Lyondell-Citgo Refining LP
- Lyondell-Citgo Refining LP
- Metalor USA Refining Corp
- Mutual Metals Inc
- Noble Metal Svc Inc
- Noranda Sampling
- Norco Refining Co
- North Texas Refining
- Pease & Curren
- Recapture Metals
- Recapture Metals
- Soluble Metals
- Us Gold & Silver Refining Co
- Vanguard Research Industries