The Oshkosh Chamber of Commerce provides employment statistics on Oshkosh's largest employers.  Employment numbers are provided to the Chamber by the individual businesses on a yearly basis.  Last update: August 2009. 
 
Oshkosh CorporationSpecialized trucks
2,712
Bemis Packaging tape/plastic film
1,580
Oshkosh Area School District
Education
1,440
University of Wisconsin Oshkosh
Education
1,344
Aurora Medical Center & Aurora Medical Group
Health Care
1,079
Winnebago County
Government
999
Miles Kimball
Mail order distribution
863
Winnebago Mental Health Institute
Health Care
700
US Bank
Financial Institution
675
City of Oshkosh
Government
600
Affinity - Mercy Medical Center
Health Care
526
Oshkosh Correctional Institution
Government
519
Hoffmaster Group
Paper Specialties
519
Clarity Care
Health Care
452
4imprint
Advertising Specialties
424
Wal-Mart Super Center
Department Stores
318
GE Oil & Gas OperationsOil/Gas processing equipment
275
Lutheran Homes of Oshkosh
Health Care/Nursing Home
 256
Oshkosh Post OfficeGovernment255
AxleTech
Axles 244