Magnetic Instrumentation Company, LLC
8431 Castlewood Dr, Indianapolis, IN 46250
Operating signal within 12 months from two or more independent sources.
What they make
All Other Miscellaneous Electrical Equipment and Component Manufacturing335999Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Nanosonics INC | Indianapolis | Electromedical and Electrotherapeutic Apparatus Manufacturing 334510 | ACTIVE | 0.6 KM |
| Eco Parking Technologies LLC | Indianapolis | All Other Miscellaneous Electrical Equipment and Component Manufacturing 335999 | ACTIVE | 1.1 KM |
| Universal Tool & Engineering | Indianapolis | Special Die and Tool, Die Set, Jig, and Fixture Manufacturing 333514 | UNVERIFIED | 1.2 KM |
| Enpower INC | Indianapolis | Battery Manufacturing 335910 | ACTIVE | 1.2 KM |
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Also at this address
1 other record shares 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
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.
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- SAM.gov entity registrationOPERATINGRecord RL38G59NSQ97 · first seen MAR 2026 · last seen OCT 2026
- SBA Paycheck Protection Program loan recordsEXISTENCERecord IN|indianapolis|8431 castlewood dr · first seen JAN 2021 · last seen JAN 2021
- SBA 7(a) and 504 loan recordsEXISTENCEfirst seen MAR 2018 · last seen MAR 2018
IN MARION COUNTY11 other plants share this one’s industry (Other Electrical Equipment and Component Manufacturing, NAICS 3359); 2 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
- SAM.gov: MAGNETIC INSTRUMENTATION COMPANY, LLC
- Street address
- SAM.gov: 8431 CASTLEWOOD DR
- City
- SAM.gov: INDIANAPOLIS
- State
- SAM.gov: IN
- Coordinates
- Census geocoder: 39.909505612304,-86.04526949778 · JUL 2026
- Employees (band)
- SBA PPP: 20-99 · JAN 2021
- Website
- SAM.gov: www.maginst.com
- CAGE code
- SAM.gov: 7CF57
- PPP loan
- SBA PPP: PPP loan x2, approved 2021-01-27, 34 jobs reported · JAN 2021
- SAM registration expires
- SAM.gov: 2027-03-02
- SBA loans
- SBA: 7a loan x3, jobs 0.0 · MAR 2018


