Mayco Mfg LLC
1200 16th St, Granite City, IL 62040
LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2024 · 2 SOURCES
Operating signal within 24 months, or from a single source.
What they make
Nonferrous Metal (except Aluminum) Smelting and Refining331419Where it is
38.69683, -90.15771 · CENSUS TIGER
COUNTY
ON GOOGLE MAPS
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Mayco Mfg LLC | Granite City | Nonferrous Metal (except Aluminum) Smelting and Refining 331410 | UNVERIFIED | 0.1 KM |
| Mayco Manufacturing LLC | Granite City | Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding 331491 | LIKELY ACTIVE | 0.3 KM |
| Mayco Manufacturing LLC dba Mayco Industries | Granite City | Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding 331491 | ACTIVE | 0.3 KM |
| Spectrulite Consortium Incorporated | Madison | Aluminum Sheet, Plate, and Foil Manufacturing 331315 | LIKELY ACTIVE | 1.4 KM |
| Vulcan Metals Specialty Products | Madison | Copper Rolling, Drawing, Extruding, and Alloying 331420 | LIKELY ACTIVE | 1.7 KM |
Also at this address
2 other records share this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 6 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 |
|---|---|---|---|
| EPA FRS | EXISTENCE | APR 2026 | APR 2026 |
| EPA TRI | OPERATING | DEC 2024 | DEC 2024 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | SEP 2026 |
| CITY | EPA FRS | SEP 2026 |
| COUNTY FIPS | EPA FRS | SEP 2026 |
| GEOM | EPA FRS | SEP 2026 |
| NAME | EPA FRS | SEP 2026 |
| STATE | EPA FRS | SEP 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.