FactoryRegistry

Manufacturing in San Luis Obispo County, California

As of JUL 2026, FactoryRegistry lists 455 manufacturing facilities in San Luis Obispo County, California, sourced from EPA, OSHA and Census records.

FACILITIES
455
CITIES
10
TOP INDUSTRY
Machinery Manufacturing
122 facilities

Cities

San Luis Obispo (140)Paso Robles (131)Arroyo Grande (27)Grover Beach (20)Atascadero (17)Nipomo (14)Pismo Beach (12)San Luis Obispo (11)Paso Robles (10)Templeton (9)

Top industries

Machinery Manufacturing (122)Beverage and Tobacco Product Manufacturing (52)Transportation Equipment Manufacturing (44)Fabricated Metal Product Manufacturing (40)Chemical Manufacturing (34)Nonmetallic Mineral Product Manufacturing (34)

Facilities

Clearwater Tech, LLC
San Luis Obispo, CA
ACTIVE333310EMP 20-99
Cloacina, LLC
Arroyo Grande, CA
ACTIVE332999EMP 20-99
Acme Vial and Glass CO.
Paso Robles, CA
LIKELY ACTIVE327213
Air-vol Block
San Luis Obispo, CA
LIKELY ACTIVE327331EMP 20-99
Courtside Cellars
San Miguel, CA
LIKELY ACTIVE312130EMP 20-99
Crystal Engineering CORP
San Luis Obispo, CA
LIKELY ACTIVE334513
Inspired Flight Technologies, INC.
San Luis Obispo, CA
LIKELY ACTIVE336411
J Carroll Corporation
San Luis Obispo, CA
LIKELY ACTIVE315222EMP 1-19
Pacific Tank & Construction
Shandon, CA
LIKELY ACTIVE332322EMP 20-99
Rantec Power Systems INC.
Los Osos, CA
LIKELY ACTIVE334418
Voler
Grover Beach, CA
LIKELY ACTIVE315280EMP 20-99
Gateworks CORP
San Luis Obispo, CA
LIKELY ACTIVE334220
Advance Adapters LLC
Paso Robles, CA
LIKELY ACTIVE336350
Aerocrafted LLC
San Luis Obispo, CA
LIKELY ACTIVE336411
Applied Technologies Center
Paso Robles, CA
LIKELY ACTIVE333132EMP 100-499
Arbiter Systems, INC.
Paso Robles, CA
LIKELY ACTIVE334515
Arroyo Grande
Arroyo Grande, CA
LIKELY ACTIVE323111EMP 1-19
Arroyo Instruments, LLC
San Luis Obispo, CA
LIKELY ACTIVE334515
Beringia Marine INC
Cayucos, CA
LIKELY ACTIVE334511
Ca124 Crystal Engineering
San Luis Obispo, CA
LIKELY ACTIVE334515EMP 20-99
California Fine Wire CO.
Grover Beach, CA
LIKELY ACTIVE331491
C & C Materials Supply, INC
Paso Robles, CA
LIKELY ACTIVE321113
Celea, INC
San Luis Obispo, CA
LIKELY ACTIVE332710
C F W Research & Development CO.
Grover Beach, CA
LIKELY ACTIVE332710
Chamisal Vineyards
San Luis Obispo, CA
LIKELY ACTIVE312130EMP 20-99
Coast Southwest LLC
Paso Robles, CA
LIKELY ACTIVE325613EMP 20-99
Cornucopia Tool & Plastics, INC.
Paso Robles, CA
LIKELY ACTIVE326199
Courtside Cellars (2)
San Miguel, CA
LIKELY ACTIVE312130EMP 20-99
Crosno Construction, INC.
Arroyo Grande, CA
LIKELY ACTIVE332420
Cuesta Springs Ice CO INC
Sn Luis Obisp, CA
LIKELY ACTIVE312113
Custom Machine INC.
San Luis Obispo, CA
LIKELY ACTIVE332710
Drymax Technologies INC
Paso Robles, CA
LIKELY ACTIVE315120
Edge Autonomy - San Luis Obispo
San Luis Obispo, CA
LIKELY ACTIVE336411EMP 100-499
E-fuel Corporation
Paso Robles, CA
LIKELY ACTIVE325998
Empirical Systems Aerospace INC
San Luis Obispo, CA
LIKELY ACTIVE336411
Empirical Systems Aerospace, Inc (Higuera)
San Luis Obispo, CA
LIKELY ACTIVE336411EMP 100-499
Empirical Systems Aerospace, Inc (Sueldo)
San Luis Obispo, CA
LIKELY ACTIVE336411EMP 100-499
Engine8
San Luis Obispo, CA
LIKELY ACTIVE336411
Figure 8, INC.
San Luis Obispo, CA
LIKELY ACTIVE325311
Firestone Walker Inc. -- Paso Robles CA
Paso Robles, CA
LIKELY ACTIVE312120EMP 100-499
Flush Packaging LLC
Paso Robles, CA
LIKELY ACTIVE322211
Hanger Prosthetics & Orthotics West INC
San Luis Obispo, CA
LIKELY ACTIVE339113
Hogue, INC.
Paso Robles, CA
LIKELY ACTIVE332215
Hogue Tool & Machine - Paso Robles
Paso Robles, CA
LIKELY ACTIVE332215EMP 20-99
Hubbell Machine CO INC
Paso Robles, CA
LIKELY ACTIVE332710
Impact Absorbents, INC
Atascadero, CA
LIKELY ACTIVE327992
Inspired Flight - San Luis Obispo
San Luis Obispo, CA
LIKELY ACTIVE336411EMP 20-99
J. Lohr Winery Paso Robles
Paso Robles, CA
LIKELY ACTIVE312130EMP 20-99
John Whitworth
Atascadero, CA
LIKELY ACTIVE323111
Live Eyewear, INC.
San Luis Obispo, CA
LIKELY ACTIVE339115