Kelly A. Costello
Senior Attorney
She/Her/Hers
Kelly A. Costello’s experience as an in-house counsel for Nationwide Mutual Insurance Company serves her when she takes on complex mass tort, toxic tort, and personal injury litigation for clients. At Nationwide, Kelly handled insurance defense litigation for personal and commercial lines in auto and premises liability cases. Prior to joining Nationwide, she worked in private practice handling insurance defense litigation and also represented defendants in toxic tort litigation, particularly claims of exposure to asbestos.
- Insurance Institute of America, 1991, A.I.C.
- University of Delaware, 1986, B.S.
- Widener University School of Law, 1995, J.D.
- Delaware
- US Court of Appeals for the Third Circuit
- US District Court for the District of Delaware
Member, Practice Tier 1, Product Liability, Mass Tort and Class Action – defense: toxic tort, The Legal 500 US (2024)