Mayco Manufacturing LLC
1200 16th St, Granite City, IL 62040
LIKELY ACTIVELAST SEEN IN FEDERAL DATA JUN 2026 · 1 SOURCE
Operating signal within 24 months, or from a single source.
What they make
Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding331491Where it is
38.69953, -90.15853 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Mayco Manufacturing LLC dba Mayco Industries | Granite City | Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding 331491 | ACTIVE | 0.0 KM |
| Mayco Mfg LLC | Granite City | Nonferrous Metal (except Aluminum) Smelting and Refining 331410 | UNVERIFIED | 0.3 KM |
| Spectrulite Consortium Incorporated | Madison | Aluminum Sheet, Plate, and Foil Manufacturing 331315 | LIKELY ACTIVE | 1.7 KM |
| Magnesium Elektron North America | Madison | Copper Rolling, Drawing, Extruding, and Alloying 331420 | LIKELY ACTIVE | 1.9 KM |
| Grossman Iron & Steel CO | Saint Louis | Nonferrous Metal (except Aluminum) Smelting and Refining 331419 | LIKELY ACTIVE | 5.8 KM |
Also at this address
More than one federal record exists for this street address. The primary record for the site is listed first.
WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 7 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| SAM GOV | OPERATING | JUN 2026 | JUN 2026 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | JUN 2026 |
| CAGE CODE | SAM GOV | JUN 2026 |
| CITY | SAM GOV | JUN 2026 |
| GEOM | CENSUS GEOCODER | SEP 2026 |
| NAME | SAM GOV | JUN 2026 |
| REGISTRATION EXPIRATION | SAM GOV | JUN 2026 |
| STATE | SAM GOV | JUN 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.