US Factory Map

Pharmaceutical manufacturers in Illinois

Illinois has 67 pharmaceutical makers in EPA records, facilities that list codes for medicines, diagnostics and biological products. The most are in North Chicago, Rockford and Waukegan. That is 2% of the 2,786 such facilities nationwide, and Illinois ranks #9 of 48 states.

Product
Pharmaceutical manufacturers
Facilities
67
State rank
#9
NAICS
325412, 325413, 325414
Revised
November 1, 2026

Facilities in Illinois

These are active facilities in EPA's ECHO database that list a code for medicines, diagnostics and biological products. The 40 shown first are the ones with the most EPA program records, which usually means the larger sites.

FacilityCityWhat EPA lists
Abbott Laboratories - N. Chicago Fac.North ChicagoPharmaceutical Preparation Manufacturing
Csl Behring LLCBradleyPharmaceutical Preparation Manufacturing
Abbott LaboratoriesAbbott ParkPharmaceutical Preparation Manufacturing
Abbvie IncNorth ChicagoPharmaceutical Preparation Manufacturing
Skokie Istp LLCSkokiePharmaceutical Preparation Manufacturing
Pierce Biotechnology IncRockfordIn-Vitro Diagnostic Substance Manufacturing
Alpharma LLCChicago HeightsPharmaceutical Preparation Manufacturing
Abraxis Bioscience LLCMelrose ParkPharmaceutical Preparation Manufacturing
Biologos LLCGlendale HeightsBiological Product (except Diagnostic) Manufacturing
Cmic IncSkokiePharmaceutical Preparation Manufacturing
Combe Laboratories IncRantoulPharmaceutical Preparation Manufacturing
Emd Millipore CorpKankakeePharmaceutical Preparation Manufacturing
First Priority IncElginPharmaceutical Preparation Manufacturing
GE Health CareArlington HeightsPharmaceutical Preparation Manufacturing
Leica Biosystems Richmond IncRichmondPharmaceutical Preparation Manufacturing
Nexus Pharmaceuticals IncLincolnshirePharmaceutical Preparation Manufacturing
Pci Pharmaceutical ServicesRockfordPharmaceutical Preparation Manufacturing
Pfanstiehl IncWaukeganPharmaceutical Preparation Manufacturing
Pfizer IncWhite HallBiological Product (except Diagnostic) Manufacturing
Pq LLCUticaPharmaceutical Preparation Manufacturing
WycklesDecaturPharmaceutical Preparation Manufacturing
Abbott LaboratoriesNorth ChicagoPharmaceutical Preparation Manufacturing
Abbott LaboratoriesLake BluffPharmaceutical Preparation Manufacturing
Abbott LaboratoriesWaukeganPharmaceutical Preparation Manufacturing
Abbott Labs Pharmaceutical Research CtrAbbott ParkPharmaceutical Preparation Manufacturing
Abbott Molecular DiagnosticsItascaIn-Vitro Diagnostic Substance Manufacturing
Abbott Molecular DiagnosticsDes PlainesIn-Vitro Diagnostic Substance Manufacturing
Abbvie IncWaukeganPharmaceutical Preparation Manufacturing
Abbvie Inc - Waukegan National AirportWaukeganPharmaceutical Preparation Manufacturing
Actavis IncGurneeIn-Vitro Diagnostic Substance Manufacturing
Active Biomaterials LLCElk Grove VillagePharmaceutical Preparation Manufacturing
Adello Biologics LLCChicagoPharmaceutical Preparation Manufacturing
Amersham CorporationArlington HeightsPharmaceutical Preparation Manufacturing
AndersonbreconRockfordPharmaceutical Preparation Manufacturing
Baxter Healthcare Bldg CDeerfieldPharmaceutical Preparation Manufacturing
Baxter Healthcare CorpRound LakePharmaceutical Preparation Manufacturing
Biologos LLCMontgomeryBiological Product (except Diagnostic) Manufacturing
BiomerieuxLombardPharmaceutical Preparation Manufacturing
Bion Enterprises LtdDes PlainesIn-Vitro Diagnostic Substance Manufacturing
Blistex IncOak BrookPharmaceutical Preparation Manufacturing

Industry codes are reported by facilities to EPA programs and are not checked here. A few listings may be repair shops, distributors or recyclers. How these records work.

Where they are

  • North Chicago: 4
  • Rockford: 4
  • Waukegan: 4
  • Decatur: 4
  • Des Plaines: 3
  • Chicago: 3

By product code

  • Pharmaceutical Preparation Manufacturing (NAICS 325412): 32 of those shown
  • In-Vitro Diagnostic Substance Manufacturing (NAICS 325413): 5 of those shown
  • Biological Product (except Diagnostic) Manufacturing (NAICS 325414): 3 of those shown

All chemicals manufacturing in Illinois: 782 facilities and Census job counts.