PROCESS INDEX · 18 SHOPS · REV JULY 2026

Precision Grinding Shops

US job shops whose own public listings state Precision Grinding capability. Every tag is sourced from the shop's own website or association capability listing and re-checked monthly — never inferred, never sold.

Ranked by number of published quality certifications, then verified capability tags, then trade-association memberships — objective criteria published on our methodology page. No editorial opinion, no pay-to-rank. Methodology.

1. Maximum Mold Group of Companies Benton Harbor, Michigan · AS9100· ISO 9001· ITAR Registered· AMBA
2. Decatur Mold Tool & Engineering North Vernon, Indiana · ISO 9001· ITAR Registered· AMBA
3. Accede Mold & Tool Co., Inc. Rochester, New York · ISO 9001· ITAR Registered· AMBA
4. Viking Plastics Jeffersonville, Indiana · ISO 9001· IATF 16949· AMBA
5. Source One Murrieta, California · ISO 9001· AS9100· AMBA
6. CS Tool Engineering, Inc. Cedar Springs, Michigan · ISO 9001· AMBA
7. Dynamic Tool Corporation Menomonee Falls, Wisconsin · ISO 9001· AMBA
8. Carson Tool & Mold Kennesaw, Georgia · ISO 9001· AMBA
9. Mauston Tool Corporation Mauston, Wisconsin · ISO 9001· AMBA
10. Lowrance Machine Houston, Texas · ISO 9001· AMBA
11. Tessy Tooling Erie, Pennsylvania · AMBA
12. Armin Tool & Manufacturing Co. South Elgin, Illinois · AMBA
13. Omega Tool, Inc. Menomonee Falls, Wisconsin · AMBA
14. Sheridan Mold & Engineering Inc St. Francis, Wisconsin · AMBA
15. Tolerance Tool, LLC North St. Paul, Minnesota · AMBA
16. Alchemy Precision Cary, Illinois · AMBA
17. BMG Freeman Fremont, Ohio · AMBA
18. Sturdell Industries Inc. Rochester, New York · AMBA

Missing a shop that belongs here, or listed with a stale fact? The correction path is free and fast — that is the point of this registry.