There are 21 unique Defendant surnames beginning with O:

O.M. Scott & Sons Company	Ogan	Ohio Bureau of Employment Services	Ohio Bureau of Motor Vehicles	Ohio Bureau of Workmen's Compensation	Ohio Casualty Insurance Company	Ohio Department of Health
Ohio Edison Company	Ohio Keeley Institute Co.	Ohio Liquor Control Commission	Ohio Reformatory for Women	Ohio State Federal Savings & Loan Association	Ohio State Racing Commission	Ohio Water Service Company
Oman	Opphile	Order of United Commercial Travelers of America	Orr	Ostrander Banking Co.	Outland	Oyler Brothers, Inc.