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The 10 biggest nonprofit employers in Ohio

Cleveland Clinic Foundation is #1 with 89,188 employees.

#1 · Cleveland Clinic Foundation
89,188
All Ohio nonprofits combined
1,040,086
26,858 e-filed returns

The list

Employees reported for the calendar year (Form 990 Part I line 5).

  1. 1Cleveland Clinic Foundation990, year ended Dec 202489,188
  2. 2Bon Secours Mercy Health Inc990, year ended Dec 202461,966
  3. 3Battelle Memorial Institute990, year ended Sep 202549,423
  4. 4The Cleveland Clinic Foundation990, year ended Dec 202447,521
  5. 5University Hospitals Health System Inc990, year ended Dec 202433,691
  6. 6Ohiohealth Corporation990, year ended Jun 202528,885
  7. 7Childrens Hospital Medical Center990, year ended Jun 202522,512
  8. 8Nationwide Childrens Hospital990, year ended Dec 202421,574
  9. 9Uc Healthcare System990, year ended Jun 202514,693
  10. 10Case Western Reserve University990, year ended Jun 202510,967

More rankings

Biggest employers by state