A&M Products Company
575 Elm Place
(815) 875-2667
Manager:  John Austin
Product/Service:  Trophies
No. of Employees:  7

Ace Hardware Retail Support Center
2123 North Euclid
(815) 872-3000
Manager:  Rick Whitson
Product/Service:  Distribution
No. of Employees:  485
http://www.acehardware.com

Advanced Asphalt Company
308 West Railroad Avenue
(815) 872-9911
Manager:  Richard Nelson
Product/Service:  Asphalt Paving
No. of Employees:  25

Advanced Door Control Solutions, Inc.
405 Backbone Rd E
815-875-4505
Manager: Tim Nordstrom
Product/Service: Sales and Service of Manual & Automatic Entrances, Door Closer Repair, and New Hardware Sales
No. of Employees: 10
http://www.advdoor-inc.com

Arrow Trailer & Equipment Company
150 Progress Drive
(815) 872-2500
Manager:  Kurt Clarida
Product/Service:  Sales and Service
No. of Employees:  3
http://www.arrowtrailer.com

Bureau County Republican
800 Ace Road
(815) 875-4461
Manager:  Sam Fisher
Product/Service:  Newspaper Publishers and Job Printing
No. of Employees:  40
http://www.bcrnews.com

Champion: A Gardener Denver Company
1301 North Euclid
(815) 875-3321
Manager:  Dave Ferguson
Product/Service:  Air Compressors
No. of Employees:  144

City of Princeton
2 South Main Street
(815) 875-2631
Manager:  Jeff Fiegenschuh
Product/Service:  Municipal Services
No. of Employees:  92
http://www.princeton-il.com

Coilcraft
P.O. Box 68
(815) 879-4408
Manager:  Stanley Balensiefen
Product/Service:  Manufacturing of Electronic Components
No. of Employees:  50
http://www.coilcraft.com

Ennis
West Railroad Avenue
(815) 875-2000
Manager:  Jim Underwood
Product/Service:  Business Forms
No. of Employees:  60
http://www.ennis.com

Express Flighting
145 West Progress Drive
(815) 872-0945
Manager:  Darren Schafer
Product/Service:  Auger Repair
No. of Employees:  10

Holt Supply Company
101 Progress Drive
(815) 872-0208
Manager:  Chuck Hanson
Product/Service:  Wholesale Plumbing
No. of Employees:  3

Ingersoll-Rand/LCN Division
West Railroad Avnue
(815) 875-3311
Manager:  Tom Herberg
Product/Service:  Hydraulic Door Closers
No. of Employees:  440
http://www.lcnclosers.com

Mistic Metal Mover, Inc.
1216 North Sixth Street
(815) 875-1371
Manager:  Kent Thompson
Product/Service:  Cutting Fluids
No. of Employees:  3

Monterey Mushrooms
U.S. Route 6
(815) 875-4436
Manager:  Jim Howard
Product/Service:  Mushroom Growers
No. of Employees:  500
http://www.montereymushrooms.com/

MTM Recognition
615 South Sixth Street
(815) 876-2694
Manager:  Tom Tester
Product/Service:  Recognition Jewelry
No. of Employees:  197
http://www.mtmrecognition.com

Perry Memorial Hospital
530 Park Avenue East
(815) 875-2811
Manager:  Robert Senneff
Product/Service:  Healthcare
No. of Employees:  167
http://www.perry-memorial.org/

Pioneer Hi-Bred International Inc.
2700 Pioneer Drive
(815) 875-2845
Manager:  Thelma Holmbeck
Product/Service:  Seed Corn Growing, Processing, Shipping, Corn Breeding
No. of Employees:  20
http://www.pioneer.com

Pioneer Hi-Bred International Inc.
R.R. 1
(815) 875-6523
Manager:  Dr. David Stucker
Product/Service:  Research
No. of Employees:  16
http://www.pioneer.com

Prairie River Arms
1220 North Sixth Street
(815) 875-3835
Manager:  L.W. Schneider
Product/Service:  Muzzleloading Products
No. of Employees:  60

Princeton Sealing Wax Company
106 Long Street
(815) 875-1943
Manager:  Richard McComber
Product/Service:  Optical Pitch for Glass Lenses
No. of Employees:  2

Purdy Brothers Trucking
200 West Progress Drive
(815) 875-4436
Manager:  Norm Anderson
Product/Service:  Transportation
No. of Employees:  87
http://www.purdybros.com

Tribune Printing Company
413 South Main Street
(815) 872-3911
Manager:  Bill and Doug Brown
Product/Service:  Commercial Printing
No. of Employees:  9