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Manufacturing in Contra Costa County, California

The register lists 1,006 facilities in Contra Costa, California. According to the Bureau of Labor Statistics, there were 622 establishments in Contra Costa in 2025. Petroleum and Coal Products Manufacturing is a concentrated industry in Contra Costa, with a location quotient of 11.31.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Federal labor statistics counted at least 622 manufacturing establishments in Contra Costa County in 2025, employing about 12,182 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 1,006.

Facilities25 FACILITIES

Listing 25 of 61: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityIndustryNAICSEmployeesStatus
Calzar Capital LLCAntiochPlastics and Rubber Products Manufacturing326191— ACTIVE
Kie-con INCAntiochNonmetallic Mineral Product Manufacturing32739020–99 ACTIVE
Alliance MarineAntiochTransportation Equipment Manufacturing336611— ACTIVE
Capstone Orthopedic, INC.AntiochMiscellaneous Manufacturing339113— ACTIVE
Hanger Prosthetics & Orthotics West, INC.AntiochMiscellaneous Manufacturing339113— ACTIVE
Self Inspired Apparel LLCAntiochApparel Manufacturing315990— ACTIVE
Nossk INC.AntiochMiscellaneous Manufacturing3399201–19 LIKELY ACTIVE
Markstein Sales Co.AntiochBeverage and Tobacco Product Manufacturing312120100–499 LIKELY ACTIVE
Dsignart, INCAntiochMiscellaneous Manufacturing3399501–19 LIKELY ACTIVE
Cemex AntiochAntiochNonmetallic Mineral Product Manufacturing327320— LIKELY ACTIVE
Georgia-pacific Gypsum LLCAntiochNonmetallic Mineral Product Manufacturing327420— LIKELY ACTIVE
Silgan Containers Mfg CORPAntiochFabricated Metal Product Manufacturing332431— LIKELY ACTIVE
Ftg Construction Materials INCAntiochNonmetallic Mineral Product Manufacturing327320— UNVERIFIED
Gaylord Container CORP.AntiochPaper Manufacturing322130— UNVERIFIED
Kemwater North America Antioch PlantAntiochChemical Manufacturing325188— UNVERIFIED
Owens-brockway Glass Container INCAntiochNonmetallic Mineral Product Manufacturing327213— UNVERIFIED
AdmAntiochMiscellaneous Manufacturing33911320–99 LIKELY ACTIVE
Antioch, CA - 503AntiochWood Product Manufacturing32192020–99 LIKELY ACTIVE
CA015 Antioch GypsumAntiochNonmetallic Mineral Product Manufacturing327420100–499 LIKELY ACTIVE
Verco Deck - AntiochAntiochFabricated Metal Product Manufacturing33232220–99 LIKELY ACTIVE
Advanced Design Manufacturing LLCAntiochFabricated Metal Product Manufacturing33232120–99 UNVERIFIED
Crown Flexo GraphicsAntiochPrinting and Related Support Activities3231221–19 UNVERIFIED
Crystal Clear Logos, INC.AntiochPrinting and Related Support Activities3231131–19 UNVERIFIED
Diablo Analytical INCAntiochComputer and Electronic Product Manufacturing3345161–19 UNVERIFIED
Trade Litho INCAntiochPrinting and Related Support Activities323111— UNVERIFIED

Search all 57,831 California facilities