FactoryRegistry

Manufacturing in San Diego County, California

As of JUL 2026, FactoryRegistry lists 3,762 manufacturing facilities in San Diego County, California, sourced from EPA, OSHA and Census records.

FACILITIES
3,762
CITIES
10
TOP INDUSTRY
Chemical Manufacturing
587 facilities

Cities

San Diego (1,631)Carlsbad (252)El Cajon (217)Vista (199)Oceanside (164)San Marcos (160)Escondido (145)Chula Vista (135)Poway (131)National City (104)

Top industries

Chemical Manufacturing (587)Computer and Electronic Product Manufacturing (566)Transportation Equipment Manufacturing (525)Fabricated Metal Product Manufacturing (429)Miscellaneous Manufacturing (385)Machinery Manufacturing (301)

Facilities

Advanced Engineering & Edm, INC
Poway, CA
ACTIVE332710EMP 20-99
Ap Precision Metals, INC
San Diego, CA
ACTIVE313320EMP 20-99
Continental Controls CORP
San Diego, CA
ACTIVE332911EMP 20-99
Continental Maritime of San Diego, LLC
San Diego, CA
ACTIVE336611EMP 100-499
Fluid Components International LLC
San Marcos, CA
ACTIVE334513EMP 100-499
Freeberg Industrial Fabrication LLC
Escondido, CA
ACTIVE332312EMP 100-499
General Dynamics Motion Control LLC
San Diego, CA
ACTIVE335312EMP 100-499
Integrated Cryogenic Solutions, LLC
Escondido, CA
ACTIVE333132EMP 20-99
Integrated Microwave Corporation
San Diego, CA
ACTIVE334413EMP 20-99
Metal Etch Services INC
San Marcos, CA
ACTIVE332999EMP 20-99
Polycraft Tech, LLC
Poway, CA
ACTIVE326150EMP 20-99
Precision Metal Products, INC
El Cajon, CA
ACTIVE332112EMP 100-499
Quantum Design, INC.
San Diego, CA
ACTIVE334516EMP 100-499
Seaspine, LLC
Carlsbad, CA
ACTIVE339112EMP 100-499
Seescan INC
San Diego, CA
ACTIVE333314EMP 100-499
Sign Age Identity Systems, INC.
Santee, CA
ACTIVE339950EMP 20-99
Somacis INC.
Poway, CA
ACTIVE334412EMP 100-499
Spec-built Systems, INC.
San Diego, CA
ACTIVE332322EMP 20-99
Spinal Elements, INC.
Carlsbad, CA
ACTIVE339113EMP 100-499
Teledyne Instruments, INC.
Poway, CA
ACTIVE334511
Valley Metals, LLC
Poway, CA
ACTIVE331221EMP 20-99
Weldmac Manufacturing Company
El Cajon, CA
ACTIVE332999EMP 100-499
Aethercomm, INC.
Carlsbad, CA
ACTIVE334220EMP 100-499
American Innotek, INC.
Oceanside, CA
ACTIVE326111EMP 20-99
Asi Services INC
San Diego, CA
ACTIVE336611EMP 20-99
Bald Eagle Enterprises, INC.
Lemon Grove, CA
ACTIVE321920EMP 20-99
Crazy Industries
San Diego, CA
ACTIVE315250EMP 20-99
Delta Design, INC
San Diego, CA
ACTIVE334515EMP 100-499
Element Biosciences, INC.
San Diego, CA
ACTIVE334516EMP 100-499
Famous Ramona Water, INC
Ramona, CA
ACTIVE312112EMP 20-99
Hughes Circuits, INC.
San Marcos, CA
ACTIVE334412EMP 100-499
Impedimed INC
Carlsbad, CA
ACTIVE339112EMP 20-99
Integrated Marine Services, INC.
Chula Vista, CA
ACTIVE336611EMP 20-99
Invivoscribe, INC.
San Diego, CA
ACTIVE325413EMP 100-499
Laird R & F Products, INC.
Carlsbad, CA
ACTIVE326299EMP 20-99
Larson Packaging Holdings, INC.
El Cajon, CA
ACTIVE321920EMP 20-99
Lytx, INC.
San Diego, CA
ACTIVE334111EMP 500+
Marine Group Boat Works, LLC
Chula Vista, CA
ACTIVE336611EMP 100-499
Mast Technologies, LLC
San Diego, CA
ACTIVE325211EMP 1-19
Mckenna Boiler Works, INC.
Oceanside, CA
ACTIVE332410EMP 20-99
Means Engineering, INC.
Carlsbad, CA
ACTIVE333242EMP 20-99
Miller Marine LLC
San Diego, CA
ACTIVE332114EMP 20-99
Myron L Company
Carlsbad, CA
ACTIVE334513
Nielsen Beaumont Marine, INC.
San Diego, CA
ACTIVE336611EMP 20-99
Psemi CORP
San Diego, CA
ACTIVE334413EMP 500+
Reotemp Instrument Corporation
San Diego, CA
ACTIVE334513EMP 100-499
San Diego Composites, INC
San Diego, CA
ACTIVE336415EMP 100-499
San Diego Crating & Packing INC
Poway, CA
ACTIVE321920EMP 1-19
San Diego Die Cutting INC
San Diego, CA
ACTIVE323120EMP 20-99
San Diego Electric Sign, INC.
El Cajon, CA
ACTIVE339950EMP 1-19