Axt-tongmei INC
4281 Technology Drive, Fremont, CA 94538
Operating signal within 12 months from two or more independent sources.
What they make
Semiconductor and Related Device Manufacturing334413- semiconductor wafer substrates
- indium phosphide
- gallium arsenide
- optical connectivity
- AI infrastructure
- data centers
- deep-space sensing
- ISO 9001
- IATF 16949 certified
NAMED ON THE COMPANY’S OWN WEBSITE, READ AUG 11, 2026
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Streamline Electronics Manufacturing INC | Fremont | Other Electronic Component Manufacturing 334419 | UNVERIFIED | 0.0 KM |
| Service King Collision Repair Center #180 | Fremont | Semiconductor and Related Device Manufacturing 334413 | UNVERIFIED | 0.2 KM |
| Hayward Quartz Technology INC | Fremont | Other Pressed and Blown Glass and Glassware Manufacturing 327212 | LIKELY ACTIVE | 0.3 KM |
| New Tech Solutions, INC. | Fremont | Electronic Computer Manufacturing 334111 | ACTIVE | 0.3 KM |
| A & D Precision Machining, INC. | Fremont | Machine Shops 332710 | REPORTED CLOSED | 0.3 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
2 sources hold this plant, and 8 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.
- SAM.gov entity registrationOPERATINGRecord K54WLDDKAJE3 · first seen FEB 2026 · last seen OCT 2026
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen SEP 2026
IN ALAMEDA COUNTY228 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 44 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: AXT-TONGMEI INC
- Street address
- SAM.gov: 4281 TECHNOLOGY DRIVE
- City
- SAM.gov: FREMONT
- State
- SAM.gov: CA
- Coordinates
- Census geocoder: 37.507117637884,-121.956433632254 · JUL 2026
- Website
- SAM.gov: www.axt.com
- CAGE code
- SAM.gov: 948P7
- SAM registration expires
- SAM.gov: 2027-02-18


