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Nonmetallic Mineral Product Manufacturing

20,947 FACILITIESAll Census product lines →

NAICS 327

Map, cities and product lines
Map of United States manufacturing facilities

Product lines reported here

These are counts by industry: the Economic Census records what establishments in nonmetallic mineral product manufacturing reported producing, and never names a plant.

Plants in this industry20,947 FACILITIES

FacilityCityStateEmployeesStatus
Susmax INCPhiladelphiaPA— ACTIVE
Syclone CorporationRenoNV— ACTIVE
Syrah Plus LLCVidaliaLA— ACTIVE
Syrah Technologies LLCVidaliaLA— ACTIVE
Tateho Ozark Technical Ceramics, INC.MissouriMO— ACTIVE
Taylor Concrete Products, INC.WatertownNY— ACTIVE
Techniblast, INC.SeminoleOK— ACTIVE
Technical Glass Products, INC.PainesvilleOH— ACTIVE
Terra Co2 Technology Holdings, INCGoldenCO— ACTIVE
The Engraving House, LLCLithoniaGA— ACTIVE
The Fort Miller Service CORP.GreenwichNY— ACTIVE
The Kish Company INCMentorOH— ACTIVE
The Maryland Ceramics and Steatite Company, INC.StreetMD— ACTIVE
Thurston and Wong LLCPresque IsleME— ACTIVE
Tiberion Block LLCReedsburgWI— ACTIVE
Trc Global LLCHoustonTX— ACTIVE
Trenwa, INCFort ThomasKY— ACTIVE
Tr Granite & Stone Studio LLCBethesdaMD— ACTIVE
Twd Tradewinds INCPleasant PrairieWI— ACTIVE
Twin Cities Ready Mix, INC.McalesterOK100–499 ACTIVE
Underwood Group I LLCPensacolaFL— ACTIVE
Uniformed Concrete LLCGarden CityGA— ACTIVE
United Concrete Products INC.WallingfordCT— ACTIVE
United States Gypsum CompanyChicagoIL— ACTIVE
United States Lime & Minerals INCDallasTX— ACTIVE
Universal Minerals International INCTucsonAZ— ACTIVE
Upper Peninsula Concrete Pipe CO.WellsMI— ACTIVE
US Barricades, LLCDarienCT— ACTIVE
US Carbon Company LLCSan DiegoCA— ACTIVE
Valley Design CORPShirleyMA— ACTIVE
Vasquez Ready Mix, LLCDenverCO— ACTIVE
Venus Manufacturing COTempeAZ— ACTIVE
Vfp, INCRoanokeVA— ACTIVE
Visionary Industrial Insulation, INC.DenisonTX— ACTIVE
Vitro Flat Glass LLCCheswickPA— ACTIVE
Walpanel INC.BowieMD— ACTIVE
Washington Wilbert Vault Works, INC.LaurelMD— ACTIVE
Wilbert Funeral Services, INC.LeawoodKS— ACTIVE
Wilkin Mining & Trucking INCCalienteNV— ACTIVE
Xela Innovations LLCMilwaukeeWI— ACTIVE
Xl Sci-tech INCRichlandWA— ACTIVE
X-mat Ccc LLCBluefieldWV— ACTIVE
Zircar Ceramics, INCFloridaNY— ACTIVE
Zircar Refractory Composites INCFloridaNY— ACTIVE
3m - AlexandriaAlexandriaMN100–499 LIKELY ACTIVE
Acme Brick Co-elgin PlantElginTX100–499 LIKELY ACTIVE
Acme Brick Co-ouachitaMalvernAR20–99 LIKELY ACTIVE
Agc Automotive AmericasBellefontaineOH500+ LIKELY ACTIVE
Ardagh Glass INC. (sapulpa)SapulpaOK100–499 LIKELY ACTIVE
Arkansas Steel AssociatesNewportAR100–499 LIKELY ACTIVE

Search all 20,947 facilities

Common questions

How many nonmetallic mineral product manufacturing facilities are in the United States?

As of AUG 2026, FactoryRegistry lists 20,947 nonmetallic mineral product manufacturing facilities (NAICS 327) across 56 states, compiled from EPA, OSHA and Census records.

Which state has the most nonmetallic mineral product manufacturing facilities?

California, with 2,776 facilities listed.

How many nonmetallic mineral product manufacturing facilities are still operating?

6,682 of the 20,947 listed carry a recent operating signal in federal data — the register's Active or Likely active status. The rest are listed from their filings alone, which is a gap in the federal record rather than evidence that a plant has closed.