Kuprion, INC.
4425 Fortran Dr, Ste K, San Jose, CA 95134
Operating signal within 12 months from two or more independent sources.
What they make
Copper Rolling, Drawing, Extruding, and Alloying331420- sintering pastes
- adhesives
- gaskets
- copper
- electronics
- 5G communications
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE
- RoHS
Read from this company’s own website on August 9, 2026. Nobody at the facility has confirmed it here, and FactoryRegistry has not verified these — unlike operating status, which comes from independent public records. A certificate can lapse without the website changing, so ask the facility for current ones.
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| J & B Enterprises | Santa Clara | Secondary Smelting and Alloying of Aluminum 331314 | LIKELY ACTIVE | 3.9 KM |
| J & B Enterprises | Santa Clara | Nonferrous Metal (except Aluminum) Smelting and Refining 331419 | UNVERIFIED | 4.7 KM |
| Headquarters | Santa Clara | Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding 331491 | LIKELY ACTIVE | 5.9 KM |
| Aci Alloys, INC | San Jose | Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum) 331492 | ACTIVE | 5.3 KM |
| Bay Associates Wire Tech CORP | Fremont | Other Fabricated Wire Product Manufacturing 332618 | ACTIVE | 6.6 KM |
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 10 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 RCRAINFO, SSTS · EPA site type STATIONARY.
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- SAM.gov entity registrationOPERATINGRecord RNBFNG4LXHB8 · first seen MAY 2026 · last seen MAY 2026
- OSHA injury and illness reportsOPERATINGRecord 1123466 · first seen DEC 2025 · last seen DEC 2025
- EPA Facility Registry ServiceEXISTENCERecord 110070630522 · first seen NOV 2019 · last seen NOV 2019
IN SANTA CLARA COUNTY13 other plants share this one’s industry (Nonferrous Metal (except Aluminum) Production and Processing, NAICS 3314); 1 of them has 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: KUPRION, INC. · JUL 2026 · ON THIS PAGE
- SAM.gov: KUPRION, INC. · MAY 2026 · ON THIS PAGE
- Street addressSOURCES DISAGREE
- EPA: 4425 FORTRAN DRIVE · JUL 2026
- SAM.gov: 4425 FORTRAN DR · MAY 2026 · ON THIS PAGE
- City
- EPA: SAN JOSE · JUL 2026 · ON THIS PAGE
- SAM.gov: SAN JOSE · MAY 2026 · ON THIS PAGE
- State
- EPA: CA · JUL 2026 · ON THIS PAGE
- SAM.gov: CA · MAY 2026 · ON THIS PAGE
- County (FIPS code)
- EPA: 06085 · SEP 2026
- Coordinates
- EPA: 37.422058,-121.957002 · JUL 2026
- Employees (band)
- OSHA: 20-99 · DEC 2025
- Website
- SAM.gov: www.kuprioninc.com · MAY 2026
- CAGE code
- SAM.gov: 88XR0 · MAY 2026
- SAM registration expires
- SAM.gov: 2027-05-21 · MAY 2026