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.

Updated January 2023

Company NameCityType of Organization# of Employees*
University of MichiganAnn ArborPublic university and health care system34,800 – 34,899
Trinity Health Michigan (multiple locations)Ann Arbor/ Saline/ Chelsea/ HowellHealth care system5,900 – 5,999
General Motors Proving GroundsBrighton Township/ Milford TownshipOEM research5,500 – 5,599
VA Ann Arbor Healthcare SystemAnn ArborHealth care system3,500 – 3,599
Ann Arbor Public SchoolsAnn ArborPublic school district2,500 – 2,599
IHA Health Services Corp.Ann ArborMulti-specialty physician group practice1,600 – 1,699
Toyota Motor North America Research and Development (2 locations)Ann Arbor/ SalineOEM research1,400 – 1,499
Eastern Michigan UniversityYpsilantiPublic university1,300 – 1,399
Washtenaw County GovernmentAnn ArborCounty government1,200 – 1,299
Faurecia Interior Systems (Forvia)SalineAutomotive component manufacturer1,100 – 1,199
Thomson ReutersAnn ArborSoftware and information services for professionals1,100 – 1,199
Domino’s PizzaAnn ArborCorporate headquarters1,100 – 1,199
Thai Summit America CorporationHowellAutomotive component manufacturer800 – 899
Grupo Antolin Interiors USAHowellAutomotive component manufacturer800 – 899
Brighton Area SchoolsCity of BrightonPublic school district800 – 899
RealTruck (formerly Truck Hero)Ann ArborAutomotive component manufacturer700 – 799
Gordon Food ServiceBrighton (Green Oak Township)Food distribution700 – 799
City of Ann ArborAnn ArborCity government700 – 799
Zingerman’s Family of BusinessesAnn ArborFood production700 – 799
Citizens Insurance CompanyHowellProperty and casualty insurance700 – 799
MerativeAnn ArborData and information700 – 799
Terumo Cardiovascular GroupAnn ArborMedical device manufacturer700 – 799
Ford Rawsonville PlantYpsilantiAutomotive component manufacturer600 – 699
ProQuestAnn ArborData and information600 – 699
Howell Public School DistrictHowellPublic school district600 – 699
Eberspächer North America, Inc.City of BrightonAutomotive component manufacturer600 – 699
Stellantis – Chelsea Proving Grounds (formerly FCA US LLC)ChelseaOEM research500 – 599
Ypsilanti Community SchoolsYpsilantiPublic school district500 – 599
Livingston Educational Service AgencyHowellEducational service agency500 – 599
Martinrea Bishop Circle AssemblyManchesterAutomotive component manufacturer500 – 599
Tribar Technologies, Inc.HowellAutomotive component manufacturer500 – 599
JAC Products Inc.SalineAutomotive component manufacturer500 – 599

*According to most recent data

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