Operating signal within 12 months from two or more independent sources.
What they make
Other Basic Inorganic Chemical Manufacturing325180Open positions
Openings read from General Matter, INC.’s own job board on Greenhouse, last checked OCT 21, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.
- Process Engineer (New Grad)Los Angeles, CA · Engineering · posted OCT 20, 2026
- Construction & Office CoordinatorPaducah, KY · Construction · posted OCT 19, 2026
- Total Rewards ManagerLos Angeles, CA · People Operations · posted OCT 18, 2026
- Summer 2027 Internship - Information Security EngineerLos Angeles, CA · Internships · posted OCT 15, 2026
- Program Manager, Contingent WorkforceLos Angeles, CA · People Operations · posted OCT 8, 2026
- Technical Program Manager, SoftwareLos Angeles, CA · Software · posted OCT 6, 2026
- Summer 2027 Internship - Information TechnologyLos Angeles, CA · Internships · posted OCT 5, 2026
- IT Procurement SpecialistLos Angeles, CA · Information Technology · posted OCT 5, 2026
- Embedded Software Engineer, Motor Control & Real-Time SystemsLos Angeles, CA · Software · posted OCT 5, 2026
- Technical Recruiter - Hardware EngineeringLos Angeles · People Operations · posted OCT 2, 2026
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Charm Industrial INC | San Francisco | Industrial Gas Manufacturing 325120 | ACTIVE | 6.9 KM |
| Heirloom Carbon Technologies, INC. | Brisbane | Industrial Gas Manufacturing 325120 | ACTIVE | 13.0 KM |
| Linde LLC - Richmond | Richmond | Industrial Gas Manufacturing 325120 | UNVERIFIED | 15.5 KM |
| Chevron Refinery Richmond | Richmond | Petroleum Refineries 324110 | LIKELY ACTIVE | 16.3 KM |
| Bio-rad Laboratories | Richmond | Meat Processed from Carcasses 311612 | LIKELY ACTIVE | 15.7 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
3 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.
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- SAM.gov entity registrationOPERATINGfirst seen JAN 2026 · last seen JUL 2026
- DOL Form 5500 retirement plan filingsOPERATINGRecord 991022186|CA|94129|1 letterman dr · first seen DEC 2024 · last seen DEC 2024
IN SAN FRANCISCO COUNTY4 other plants share this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 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
- SAM.gov: GENERAL MATTER, INC. · JUL 2026
- Street address
- SAM.gov: 1 LETTERMAN DR BLDG D · JUL 2026
- City
- SAM.gov: SAN FRANCISCO · JUL 2026
- State
- SAM.gov: CA · JUL 2026
- Coordinates
- Census geocoder: 37.797955164278,-122.449508575079 · JUL 2026
- Employees (band)
- DOL: 1-19 · DEC 2024
- Website
- SAM.gov: https://generalmatter.com/ · JUL 2026
- CAGE code
- SAM.gov: 9TH86 · JUL 2026
- Retirement plan filing (Form 5500)
- DOL: 11 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
- SAM registration expires
- SAM.gov: 2027-01-08 · JUL 2026


