Aerospace manufacturers in Illinois
Illinois has 30 aerospace makers in EPA records, facilities that list codes for aircraft, engines, parts, missiles and space vehicles. The most are in Rockford, Mascoutah and Niles. That is 1% of the 2,268 such facilities nationwide, and Illinois ranks #23 of 49 states.
- Product
- Aerospace manufacturers
- Facilities
- 30
- State rank
- #23
- NAICS
- 336411 and 5 related codes
- Revised
- November 1, 2026
Facilities in Illinois
These are active facilities in EPA's ECHO database that list a code for aircraft, engines, parts, missiles and space vehicles.
| Facility | City | What EPA lists |
|---|---|---|
| Boeing Co | Mascoutah | Aircraft Manufacturing |
| Hamilton Sundstrand | Rockford | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Danville Metal Stamping Co | Danville | Aircraft Engine and Engine Parts Manufacturing |
| Heligear Acquisition Co Dbanorthstar Aerospace (Chicago) Inc | Bedford Park | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Ball Aerosol & Specialty Cont | Danville | Aircraft Engine and Engine Parts Manufacturing |
| Boeing Co Bldg 850 & 858 | Mascoutah | Aircraft Manufacturing |
| Cef Ind Inc | Addison | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Dynomax Inc | Wheeling | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Hamiliton Sunstrand | Rockford | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Iet Meco Inc | Paris | Aircraft Engine and Engine Parts Manufacturing |
| Woodward Inc | Rockford | Aircraft Engine and Engine Parts Manufacturing |
| Woodward Inc | Loves Park | Aircraft Engine and Engine Parts Manufacturing |
| Aircraft Propeller Service LLC | Lake Zurich | Aircraft Engine and Engine Parts Manufacturing |
| Centurion Investments Inc-Avmats | Mascoutah | Aircraft Manufacturing |
| Chemring Energetic Devices | Downers Grove | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Essex Pb&r | Edwardsville | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Guardian Electric Mfg Co | Woodstock | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Krs Aerospace Elastomeric Solutions | Elgin | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Mmp Liquidation LLC | Des Plaines | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Molex Llc-Optical Solutions Group | Downers Grove | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Multax Corp | Morton | Aircraft Engine and Engine Parts Manufacturing |
| Osf Aviation LLC | Peoria | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Premier Air Center Inc DBA West Star Aviation Inc | East Alton | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Schindlers Service & Logistics Center | Niles | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Skf Sealing Solutions | Elgin | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| The Boeing Company- Libertyville | Libertyville | Aircraft Manufacturing |
| Unison Industries Inc | Rockford | Aircraft Engine and Engine Parts Manufacturing |
| West Grant Dev Inc | Rockton | Aircraft Engine and Engine Parts Manufacturing |
| Woodward Controls Inc | Niles | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| Woodward Inc. | Niles | Other Aircraft Parts and Auxiliary Equipment 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
- Rockford: 4
- Mascoutah: 3
- Niles: 3
- Danville: 2
- Downers Grove: 2
- Elgin: 2
By product code
- Other Aircraft Parts and Auxiliary Equipment Manufacturing (NAICS 336413): 17
- Aircraft Engine and Engine Parts Manufacturing (NAICS 336412): 9
- Aircraft Manufacturing (NAICS 336411): 4
All vehicles, aircraft and parts manufacturing in Illinois: 190 facilities and Census job counts.