Operating signal within 12 months from two or more independent sources.
What they make
Steel Investment Foundries331512- castings
- prototypes
- investment casting
- foundry technology
- cutting-edge technologies
- production process
- nation
- engineering services
- ISO 9001
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Barron Industries INC | Oxford | Steel Investment Foundries 331512 | ACTIVE | 1.4 KM |
| Paravis Industries INC | Auburn Hills | Machine Shops 332710 | ACTIVE | 17.6 KM |
| City Aluminum Foundry | Waterford | Aluminum Foundries (except Die-Casting) 331524 | LIKELY ACTIVE | 20.9 KM |
| Aristo-cast, INC. | Almont | Steel Investment Foundries 331512 | ACTIVE | 21.4 KM |
| Wellington Alloys, LLC | Bloomfield Hills | Secondary Smelting and Alloying of Aluminum 331314 | LIKELY ACTIVE | 30.5 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
4 sources hold this plant, and 11 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.
EPA cross-references this facility in CEDRI · EPA site type STATIONARY.
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- SAM.gov entity registrationOPERATINGRecord ZEX6PFGB67N8 · first seen MAR 2026 · last seen OCT 2026
- EPA Facility Registry ServiceEXISTENCERecords 110001441878, 110071949075 · first seen JAN 2015 · last seen JUN 2025
- SBA Paycheck Protection Program loan recordsEXISTENCERecord MI|oxford|100 hummer lake rd · first seen JAN 2021 · last seen JAN 2021
ALSO RECORDED ASR L M INDUSTRIES INC
IN OAKLAND COUNTY13 other plants share this one’s industry (Foundries, NAICS 3315); 5 of them have a size band on record.
What each source says
Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.
- Name
- EPA: RLM INDUSTRIES INC. · JUL 2026 · ON THIS PAGE
- SAM.gov: RLM INDUSTRIES INC · ON THIS PAGE
- Street address
- EPA: 100 HUMMER LAKE RD · JUL 2026 · ON THIS PAGE
- SAM.gov: 100 HUMMER LAKE RD · ON THIS PAGE
- City
- EPA: OXFORD · JUL 2026 · ON THIS PAGE
- SAM.gov: OXFORD · ON THIS PAGE
- State
- EPA: MI · JUL 2026 · ON THIS PAGE
- SAM.gov: MI · ON THIS PAGE
- County (FIPS code)
- EPA: 26125 · SEP 2026
- Coordinates
- EPA: 42.85497,-83.28925 · JUL 2026
- Employees (band)
- SBA PPP: 20-99 · JAN 2021
- Website
- SAM.gov: http://www.rlmcastings.com
- CAGE code
- SAM.gov: 4V144
- PPP loan
- SBA PPP: PPP loan x2, approved 2021-01-30, 77 jobs reported · JAN 2021
- SAM registration expires
- SAM.gov: 2027-03-18

