MATERIAL INDEX · 4 SHOPS · REV JULY 2026

Magnesium Job Shops

US job shops whose own public listings state they work in magnesium. Sourced from the shop's own statements, re-checked monthly.

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. Accu Die & Mold Inc. Stevensville, Michigan · ISO 9001· AMBA
2. Midwest Die Corp. Baroda, Michigan · ISO 9001· AMBA
3. Master Tool & Mold, Inc. Grafton, Wisconsin · AMBA
4. Dynacast Tooling Division Germantown, Wisconsin · 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.