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Ann Arbor Spark

January 15, 2021

Top Regional Employers

Updated: January 15, 2021

One way to reflect on a regional economy is to check out the top employers and their industries, including public and private organizations. Here’s the latest list identifying the top employers in Washtenaw and Livingston counties compiled by Ann Arbor SPARK.

Company NameBusiness DescriptionCityEmployees*
University of Michigan Public university and health systemAnn Arbor35,446
General Motors Milford Proving GroundsOEM researchMilford 5,500
Ann Arbor Public SchoolsPublic school districtAnn Arbor2,607
Toyota Technical Center (2 locations)OEM researchAnn Arbor, Saline2,295
Faurecia North AmericaAutomotive component manufacturingSaline1,820
IHA Health Services Corp.Healthcare systemAnn Arbor1,592
Eastern Michigan UniversityPublic universityYpsilanti1,426
Washtenaw CountyGovernmentAnn Arbor1,322
Thomson Reuters Software/ITAnn Arbor1,155
Terumo Cardiovascular GroupSurgical & medical instruments, cardiovascularAnn Arbor1,100
Domino’s PizzaHeadquartersAnn Arbor1,000
Thai Summit America CorporationAutomotive component manufacturingHowell816
Grupo Antolin InteriorsAutomotive component manufacturingHowell800
City of Ann ArborGovernmentAnn Arbor700
IBM Watson HealthData and informationAnn Arbor700
Zingerman’s Family of BusinessesFood productionAnn Arbor700
FCA US Proving GroundsOEM researchChelsea687
Ford Motor Company – RawsonvilleAutomotive component manufacturingYpsilanti680
Corrigan Oil CompanyOil & gasBrighton675
Citizens InsuranceInsurance servicesHowell650
Ypsilanti Community SchoolsPublic school districtYpsilanti634
Howell Public School District Public school districtHowell631
Brighton Area SchoolsPublic school districtBrighton627
Livingston Educational Service AgencySchool services agencyHowell580
ProQuestData and informationAnn Arbor570
Truck HeroAutomotive component manufacturingAnn Arbor559
Tribar ManufacturingAutomotive component manufacturingHowell550
Washtenaw Community CollegePublic educationAnn Arbor543
Eberspächer North America, Inc.Automotive component manufacturingBrighton530
Martinrea Bishop Circle AssemblyAutomotive component manufacturingManchester520
JAC Products Inc.Automotive component manufacturingSaline500

*according to most recent data