Nonmetallic Mineral Product Manufacturing in California
NAICS 327 · CA
California is home to Nonmetallic Mineral Product Manufacturing, industry NAICS code 327. The Bureau of Labor Statistics counted 1,291 establishments in California in 2024, with an annual payroll of about $2.5 billion. Listed in the register are 2,780 facilities in 532 cities across California as of 2026.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Plants in California2,780 FACILITIES
| Facility | City | Employees | Status |
|---|---|---|---|
| Granite Rock Company Redwood City | Redwood City | — | UNVERIFIED |
| Granite Rock CO Santa Cruz Con | Santa Cruz | — | UNVERIFIED |
| Holliday Rock CO INC | Los Angeles | — | UNVERIFIED |
| Holliday Rock Long Beach 23 | Long Beach | — | UNVERIFIED |
| Holliday Rock Ontario 28 | Ontario | — | UNVERIFIED |
| Holliday Rock - Santa Clarita Facility | Canyon Country | — | UNVERIFIED |
| Holliday Rock Sun Valley 19 | Sun Valley | — | UNVERIFIED |
| Johns-manville | Willows | — | UNVERIFIED |
| Mitsubishi Cement CO | Lucerne Valley | — | UNVERIFIED |
| National Ready Mix Concrete | Moorpark | — | UNVERIFIED |
| National Ready Mix Concrete CO | Los Angeles | — | UNVERIFIED |
| National Ready Mix Concrete CO . | Sun Valley | — | UNVERIFIED |
| New Ngc INC | Long Beach | — | UNVERIFIED |
| Oldcastle Pacific | Fontana | — | UNVERIFIED |
| Oldcastle Precast (pleasanton) | Pleasanton | — | UNVERIFIED |
| Sierra Building Products | Stockton | — | UNVERIFIED |
| Specialty Granules Ione LLC | Ione | — | UNVERIFIED |
| United States Gypsum CO | Torrance | — | UNVERIFIED |
| United States Gypsum CO | Ocotillo | — | UNVERIFIED |
| Xerxes CORP | Anaheim | — | UNVERIFIED |
| Ea Structural Engineering | Nevada City | — | LIKELY ACTIVE |
| Isuzu Glass, INC. | Torrance | — | LIKELY ACTIVE |
| Nor-cal Perlite INC | Richmond | — | UNVERIFIED |
| 3m Oak Hills | Oak Hills | 20–99 | LIKELY ACTIVE |
| 7/11 Materials, Inc. - Modesto | Modesto | 20–99 | LIKELY ACTIVE |
| Abrisa Industrial Glass | Santa Paula | 20–99 | LIKELY ACTIVE |
| Accu-glass Products INC | Santa Clarita | — | LIKELY ACTIVE |
| AGC Automotive Americas - Torrance | Torrance | 1–19 | LIKELY ACTIVE |
| Air-vol Block | San Luis Obispo | 20–99 | LIKELY ACTIVE |
| Angelus Block - Gardena | Gardena | 20–99 | LIKELY ACTIVE |
| Angelus Block - Orange | Orange | 20–99 | LIKELY ACTIVE |
| Angelus Block - Tuxford | Sun Valley | 20–99 | LIKELY ACTIVE |
| APG - San Martin | San Martin | 20–99 | LIKELY ACTIVE |
| Bender Ready Mix INC | Santa Ana | 20–99 | LIKELY ACTIVE |
| Block Tops - Anaheim | Anaheim | 20–99 | LIKELY ACTIVE |
| Builders Concrete/Ashlan | Fresno | 20–99 | LIKELY ACTIVE |
| Canoga Park | Canoga Park | 1–19 | LIKELY ACTIVE |
| Cemex California Cement LLC | Apple Valley | — | LIKELY ACTIVE |
| Clark Pacific Adelanto | Adelanto | 100–499 | LIKELY ACTIVE |
| Concrete INC Dba Knife River Modesto | Modesto | 1–19 | LIKELY ACTIVE |
| Coreslab Structures (l.a.) INC | Perris | 20–99 | LIKELY ACTIVE |
| Coronado Stone Products | Lodi | 20–99 | LIKELY ACTIVE |
| Diamond Foundry LLC Warm Springs | Fremont | 20–99 | LIKELY ACTIVE |
| Fox Marble INC. | Richmond | 100–499 | LIKELY ACTIVE |
| George L Throop Company | Pasadena | 20–99 | LIKELY ACTIVE |
| Gp Merger Sub INC Dba Glaspro INC | Santa Fe Springs | 20–99 | LIKELY ACTIVE |
| Guardian Industries LLC - Kingsburg | Kingsburg | 100–499 | LIKELY ACTIVE |
| G W Surfaces (Morse) | Ventura | 1–19 | LIKELY ACTIVE |
| Hayward Quartz Technology INC | Fremont | 100–499 | LIKELY ACTIVE |
| Hi-grade Materials CO | Hesperia | — | LIKELY ACTIVE |
All nonmetallic mineral product manufacturing nationwide · All manufacturing in California