List of Illinois companies
This is a list of Illinois companies which includes notable companies that are headquartered in Illinois, or were previously headquartered in Illinois. In general, this list does not include companies headquartered in one of the municipalities of the Chicago metropolitan area.
Template:Publicly traded companies in Illinois
A
- A. E. Staley (Decatur)
- Alliant Credit Union (Chicago)
- Allstate Insurance Company (Northbrook)
- Alton Steel (Alton)
- American River Transportation Company (Decatur)
- Archer Daniels Midland (Chicago)
- ArmaLite (Geneseo)
- Astro-Physics (Machesney Park)
- Aventine Renewable Energy (Pekin)
- Axium Foods (South Beloit)
B
- Basler Electric (Highland)
- Beer Nuts (Bloomington)
- Believers Broadcasting Corporation (Quincy)
- Bell Sports (Rantoul)
- Black Dog Books (Normal)
- Boeing (Chicago)
- Brewer Investment Group (Chicago)
- Brown County State Bank (Mount Sterling)
- Bunn-o-Matic Corporation (Springfield)
- Busey Bank (Urbana)
C
- Cars.com (Chicago)
- Caterpillar Inc. (Peoria; global headquarters will move to Deerfield later in 2017)
- CDW Corp. (Vernon Hills)
- Citizens Equity First Credit Union (Peoria)
- City Water, Light & Power (Springfield)
- Consolidated Communications (Mattoon)
- Country Financial (Bloomington)
- Credit Union 1 (Rantoul)
D
- Dawn Equipment Company (Sycamore)
- DAXCON Engineering, Inc. (Bartonville)
- Volition (Champaign)
- Deere & Company (Moline)
- DEKALB Genetics Corporation (DeKalb)
- Detonics (Millstadt)
- Discover Financial (Riverwoods)
- Dot Foods (Mount Sterling)
E
F
- Federal Signal (Oak Brook)
- Follett Corporation (Westchester)
- The Frantz Manufacturing Company (Sterling)
- Frasca International (Urbana)
G
- Gardner Denver (Quincy)
- Glik's (Granite City)
- Great Planes Model Manufacturing (Champaign)
- Greenlee (Rockford)
- Group O (Milan)
- Growmark (Bloomington)
- Groupon (Chicago)
H
- Harrisonville Telephone Company (Waterloo)
- Hilander Foods (Rockford)
- Hobbico (Champaign)
- Horizon Hobby (Champaign)
I
J
K
L
M
- Maui Jim (Peoria)
- Meatheads Burgers & Fries (Bloomington)
- Metropolitan Educational Enterprises
- Monical's Pizza (Bradley)
- Morton Salt (Chicago)
- Mrs. Fisher's (Rockford)
- McDonald's (Chicago)
N
- Nalco Holding Company an Ecolab Company (Naperville)
- National Railway Equipment Company (Mount Vernon)
- Nortrax (Rockford)
O
P
- Pacific Bearing Corp (Rockford)
- Peoria Charter Coach Company (Peoria)
- Pioneer Railcorp (Peoria)
- Plochman's (Manteno)
Q
R
- RLI Corp. (Peoria)
- Road Ranger (Rockford)
- Rock River Arms (Colona)
- Rural King Supply (Mattoon)
- Ryan International Airlines (Rockford)
S
- Sears Holdings Corporation (Hoffman Estates)
- Sauer-Danfoss (Rockford)
- Shaw Media (Sterling)
- Springfield Armory, Inc. (Geneseo)
- STARadio Corporation (Quincy)
- State Farm Insurance (Bloomington)
- Suburban Express (Champaign)
- Sundstrand Corporation, former headquarters (Rockford)
T
- Testor Corporation (Rockford)
- Titan Tire Corporation (Quincy)
- Tower Hobbies (Champaign)
- Trend Is Dead! Records (Normal)
- Tri-State Christian Television (Marion)
U
V
W
- Wahl Clipper (Sterling)
- Western Cartridge Company (East Alton)
- Wicks Organ Company (Highland)
- Wiss, Janney, Elstner Associates, Inc. (Northbrook)
- Wrigley Company (Goose Island (Chicago))
Y
Z
See also
- List of breweries in Illinois
- List of casinos in Illinois
- List of companies in the Chicago metropolitan area
- List of newspapers in Illinois
- List of wineries in Illinois
