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Machinery Manufacturing

24,552 FACILITIESAll Census product lines →

NAICS 333

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

Plants in this industry24,552 FACILITIES

FacilityCityStateEmployeesStatus
Precision Concepts Group LLCWinston SalemNC100–499 ACTIVE
Precision Devices INCMilanMI20–99 ACTIVE
Precision Gear Industries LLCCollege PointNY100–499 ACTIVE
Precision Optics Corporation INCGardnerMA— ACTIVE
Precision Tool INCVermontvilleMI— ACTIVE
Precision Wire Products, INC.CommerceCA100–499 ACTIVE
Preferred Utilities Manufacturing CorporationDanburyCT100–499 ACTIVE
Premier Furnace Specialists INCFarmington HillsMI20–99 ACTIVE
Process Machinery INC.ShelbyvilleKY20–99 ACTIVE
Progressive Ag, INC.ModestoCA20–99 ACTIVE
Progressive Machine & Design, LLCVictorNY— ACTIVE
Progressive Surface INCGrand RapidsMI100–499 ACTIVE
Protech Metal Finishing LLCVonoreTN20–99 ACTIVE
Pulsafeeder INCRochesterNY20–99 ACTIVE
Quality Vision International INC.RochesterNY100–499 ACTIVE
Quantum Innovations INCCentral PointOR— ACTIVE
Quincy Compressor LLCBay MinetteAL100–499 ACTIVE
Radyne CORPMilwaukeeWI20–99 ACTIVE
Raloid Tool Co., INC.MechanicvilleNY— ACTIVE
Ravenswood Studio INCLincolnwoodIL100–499 ACTIVE
Reich Tool & Design, INC.Menomonee FallsWI20–99 ACTIVE
Reliable Automatic Sprinkler INCLibertySC500+ ACTIVE
Rgf Environmental Group, INC.Riviera BeachFL— ACTIVE
Rice Lake Weighing Systems, INC.Rice LakeWI— ACTIVE
Ring-o-matic, LLCPellaIA20–99 ACTIVE
Riten Industries INCWashington Court HouseOH20–99 ACTIVE
Rix IndustriesBeniciaCA20–99 ACTIVE
Robinson Fin Machines INCKentonOH20–99 ACTIVE
Rochester Precision Optics, LLCWest HenriettaNY100–499 ACTIVE
Rocky Mountain Instrument CO.LafayetteCO20–99 ACTIVE
Roncelli Plastics INCMonroviaCA100–499 ACTIVE
Roth Pump COMilanIL20–99 ACTIVE
Rotron IncorporatedWoodstockNY100–499 ACTIVE
Rwg Repair & Overhauls USA INCHoustonTX20–99 ACTIVE
Sakai America, INC.AdairsvilleGA20–99 ACTIVE
San Diego Die Cutting INCSan DiegoCA20–99 ACTIVE
Sapona Plastics, LLCAsheboroNC100–499 ACTIVE
Sawyer Manufacturing CompanyTulsaOK20–99 ACTIVE
Schott North America, INC. Lighting and ImagingSouthbridgeMA100–499 ACTIVE
Schwab Industries INCShelby TownshipMI20–99 ACTIVE
Seescan INCSan DiegoCA100–499 ACTIVE
Select-arc INCFort LoramieOH100–499 ACTIVE
Senior Aerospace SspBurbankCA500+ ACTIVE
Sensorex CorporationGarden GroveCA20–99 ACTIVE
Sepac, INC.ElmiraNY20–99 ACTIVE
Sewer Equipment CO. of AmericaDixonIL100–499 ACTIVE
Seyer Industries, INC.Saint PetersMO— ACTIVE
Shaw Industries CO. LLCFranklinPA20–99 ACTIVE
Sheldon Manufacturing, INC.CorneliusOR— ACTIVE
Sherman + Reilly, INC.ChattanoogaTN100–499 ACTIVE

Search all 24,552 facilities

Common questions

How many machinery manufacturing facilities are in the United States?

As of AUG 2026, FactoryRegistry lists 24,552 machinery manufacturing facilities (NAICS 333) across 54 states, compiled from EPA, OSHA and Census records.

Which state has the most machinery manufacturing facilities?

California, with 4,623 facilities listed.

How many machinery manufacturing facilities are still operating?

12,157 of the 24,552 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.