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Manufacturing in Riverside County, California

The register lists 2,265 facilities in Riverside, California. According to the Bureau of Labor Statistics, 1,819 establishments in Riverside employed 43,984 people in 2025. Beverage and Tobacco Product Manufacturing in Riverside has a location quotient of 1.53, according to the Bureau of Labor Statistics.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Federal labor statistics counted at least 1,819 manufacturing establishments in Riverside County in 2025, employing about 43,984 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 2,265.

Facilities211 FACILITIES

Listing 211 of 466: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityIndustryNAICSEmployeesStatus
Ace Heaters LLCCoronaFabricated Metal Product Manufacturing332410100–499 ACTIVE
Acker Stone Industries, INCCoronaNonmetallic Mineral Product Manufacturing32733120–99 ACTIVE
Actron Manufacturing, INC.CoronaFabricated Metal Product Manufacturing33251020–99 ACTIVE
Advanced Mounting & Design INCCoronaPetroleum and Coal Products Manufacturing3241911–19 ACTIVE
Ameriflex, INC.CoronaFabricated Metal Product Manufacturing33291120–99 ACTIVE
Approved Aeronautics, LLCCoronaComputer and Electronic Product Manufacturing334511— ACTIVE
Arms Precision, INC.CoronaFabricated Metal Product Manufacturing33271020–99 ACTIVE
Esl Power Systems, INC.CoronaFabricated Metal Product Manufacturing332710100–499 ACTIVE
Hadco Engineering INCCoronaTransportation Equipment Manufacturing3362121–19 ACTIVE
Hoosier, INC.CoronaFabricated Metal Product Manufacturing332710100–499 ACTIVE
Impact Images, INCCoronaMiscellaneous Manufacturing33999920–99 ACTIVE
Infiniti Manufacture LLCCoronaFabricated Metal Product Manufacturing3327101–19 ACTIVE
Laminated Shim CO INCCoronaFabricated Metal Product Manufacturing3327221–19 ACTIVE
Merrick Engineering, INC.CoronaPlastics and Rubber Products Manufacturing32619920–99 ACTIVE
Mil-bar Plastics, INC.CoronaPlastics and Rubber Products Manufacturing3261991–19 ACTIVE
M & O Perry Industries, INC.CoronaMachinery Manufacturing33399320–99 ACTIVE
Pacmet Aerospace, LLCCoronaMachinery Manufacturing33341520–99 ACTIVE
Premier Gear & Machining, INC.CoronaMachinery Manufacturing3336121–19 ACTIVE
Proformance Manufacturing, INC.CoronaFabricated Metal Product Manufacturing3322141–19 ACTIVE
Suss Microtec INCCoronaMachinery Manufacturing333242— ACTIVE
Tamshell CorporationCoronaPlastics and Rubber Products Manufacturing32619920–99 ACTIVE
Thalasinos Enterprises, INC.CoronaFabricated Metal Product Manufacturing33272220–99 ACTIVE
Tolar Manufacturing Company, IncorporatedCoronaFabricated Metal Product Manufacturing33231220–99 ACTIVE
Accurate Grinding and Mfg. CORPCoronaTransportation Equipment Manufacturing336211— ACTIVE
Adapt Automation, INC.CoronaMachinery Manufacturing333519— ACTIVE
All American AsphaltCoronaPetroleum and Coal Products Manufacturing324121500+ ACTIVE
Amlon Industries, INC.CoronaPrinting and Related Support Activities323111— ACTIVE
Aqueous Technologies CorporationCoronaElectrical Equipment, Appliance & Component Manufacturing335999— ACTIVE
Caldraul Johnson, INCCoronaTransportation Equipment Manufacturing33641320–99 ACTIVE
California Wire Products CorporationCoronaFabricated Metal Product Manufacturing33261820–99 ACTIVE
Circor Aerospace, INC.CoronaFabricated Metal Product Manufacturing332911— ACTIVE
Combustion Associates, INCCoronaFabricated Metal Product Manufacturing332410— ACTIVE
Cortek Test Solutions, LLCCoronaComputer and Electronic Product Manufacturing334515— ACTIVE
Dacon Systems, INCCoronaElectrical Equipment, Appliance & Component Manufacturing335929— ACTIVE
Eclypse International CorporationCoronaComputer and Electronic Product Manufacturing33451520–99 ACTIVE
Kd Precision Machining INC.CoronaFabricated Metal Product Manufacturing332710— ACTIVE
Latitude 36 Foods CoronaCoronaFood Manufacturing311612500+ ACTIVE
Pacwest Instrument Labs, INCCoronaComputer and Electronic Product Manufacturing33451120–99 ACTIVE
Purosil LLCCoronaPlastics and Rubber Products Manufacturing326220— ACTIVE
Pva Tepla America, LLCCoronaMachinery Manufacturing333242— ACTIVE
Rkl Technologies, INC.CoronaFabricated Metal Product Manufacturing332710— ACTIVE
Sammons Equipment Manufacturing CORPCoronaMachinery Manufacturing333241— ACTIVE
Thermal Structures, INCCoronaNonmetallic Mineral Product Manufacturing327993100–499 ACTIVE
Thoro Packaging INCCoronaPaper Manufacturing322211100–499 ACTIVE
Tradenet Enterprise INC.CoronaMiscellaneous Manufacturing33995020–99 ACTIVE
Vantage Vehicle International, INCCoronaTransportation Equipment Manufacturing336110— ACTIVE
Adventure Fuel Snacks L.l.c.CoronaFood Manufacturing311919— ACTIVE
Aero Research Instruments, INCCoronaComputer and Electronic Product Manufacturing334516— ACTIVE
American Industrial Equipment & Supply INC.CoronaFurniture and Related Product Manufacturing337215— ACTIVE
Analytical West, INC.CoronaComputer and Electronic Product Manufacturing334516— ACTIVE

Search all 57,827 California facilities