Semiq INC
20692 Prism Pl, Lake Forest, CA 92630
Operating signal within 12 months from two or more independent sources.
What they make
Semiconductor and Related Device Manufacturing334413SemiQ Inc. designs and develops SiC MOSFETs, SBDs, and power modules, and advanced power electronics systems. Timothy, with thirty years of experience in semiconductor devices, manages design and development. He holds a BS and MS in Electrical Engineering from are a PhD in Electrical Engineering. SemiQ offers MOSFET modules, discretes, diode modules, discretes, and bare die for applications including to SemiQ supports liquid cooling in AI data
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE
- AS9100
- ISO 9001
- REACH
- 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 |
|---|---|---|---|---|
| Advantest Test Solutions INC | Lake Forest | Semiconductor and Related Device Manufacturing 334413 | LIKELY ACTIVE | 0.6 KM |
| The Jahnda Group, LLC | Lake Forest | Hardware Manufacturing 332510 | ACTIVE | 0.6 KM |
| Photon Valley, INC | Lake Forest | Semiconductor and Related Device Manufacturing 334413 | ACTIVE | 0.7 KM |
| Premier Magnetics, INC. | Lake Forest | Power, Distribution, and Specialty Transformer Manufacturing 335311 | ACTIVE | 0.7 KM |
| Aura Systems, INC. | Lake Forest | Motor and Generator Manufacturing 335312 | ACTIVE | 0.7 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 4 FEDERAL SOURCES, 9 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
EPA cross-references this facility in NPDES, RCRAINFO · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| SAM GOV | OPERATING | OCT 2025 | AUG 2026 |
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| OSHA ITA | OPERATING | DEC 2025 | DEC 2025 |
| EPA FRS | EXISTENCE | AUG 2017 | AUG 2017 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| ADDRESS LINE1 | SAM GOV | AUG 2026 |
| CAGE CODE | SAM GOV | AUG 2026 |
| CITY | EPA FRS | JUL 2026 |
| CITY | SAM GOV | AUG 2026 |
| EMPLOYEE BAND | OSHA ITA | DEC 2025 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| NAME | SAM GOV | AUG 2026 |
| REGISTRATION EXPIRATION | SAM GOV | AUG 2026 |
| STATE | EPA FRS | JUL 2026 |
| STATE | SAM GOV | AUG 2026 |
| WEBSITE | SAM GOV | AUG 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.