Karen Giffen co-founded the women-owned firm Giffen & Kaminski in 2004 with fellow Hall of Fame honoree Kerin Lyn Kaminski (1985). She serves as Treasurer of the Legal Aid Society of Cleveland, and is a former Board Member of the National Association of Minority & Women Owned Law Firms. Giffen has assisted first-year Cleveland-Marshall students with Moot Court and is a member of the CSU|LAW Board of Visitors.