Monarch Quantum INC

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Monarch Quantum, INC	San Diego	Semiconductor and Related Device Manufacturing 334413	● ACTIVE	0.0 KM
TMTri-consolidated Manufacturing INC	San Diego	Electronic Connector Manufacturing 334417	◇ UNVERIFIED	0.4 KM
Delta Group Electronics INC	San Diego	Copper Rolling, Drawing, Extruding, and Alloying 331420	● ACTIVE	0.4 KM
Advanced International Technology LLC	San Diego	Semiconductor and Related Device Manufacturing 334413	● ACTIVE	0.7 KM
Teledyne Instruments, INC.	San Diego	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	● ACTIVE	0.7 KM

Every listed plant in San Diego County

Also at this address

More than one federal record exists for this street address. The primary record for the site is listed first.

Monarch Quantum, INC

San Diego, CA

● ACTIVE334413

Where this record comes from

1 source holds this plant, and 7 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 Facility Registry ServiceEXISTENCE
  Record 110072237855 · first seen JUL 2026 · last seen JUL 2026

IN SAN DIEGO COUNTY187 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 47 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

EPA: MONARCH QUANTUM INC · OCT 2026

Street address

EPA: 10150 MEANLEY DR STE 100 · OCT 2026

City

EPA: SAN DIEGO · OCT 2026

State

EPA: CA · OCT 2026

County (FIPS code)

EPA: 06073 · OCT 2026

Coordinates

EPA: 32.909035,-117.107254 · OCT 2026

Hazardous waste generator (RCRA)

EPA ECHO: none · OCT 2026