Andrew J. Detherage is a partner in the Indianapolis and Los Angeles offices of Barnes & Thornburg. Andrew serves on the firm's Management Committee. He is admitted to practice in Indiana and California. He also is co-chair of the firm's Insurance Recovery and Counseling Practice Group.

Andrew represents clients in litigated matters throughout the United States and has appeared in courts in more than 35 states. His practice concentrates on insurance coverage matters for policyholders, complex commercial disputes, and toxic torts defense. He currently serves as national counsel for clients in sophisticated insurance coverage litigation, commercial litigation, and toxic tort matters.

In 2015, Andrew represented a global leader in retail real estate ownership, management and development and secured a $204 million jury verdict after a six-week trial relating to flood losses. The verdict included both covered losses and consequential damages in excess of the coverage limits.

Andrew has written papers and spoken at seminars on insurance coverage, expert witnesses, and trial preparation. Since 2007, he has been included in The Best Lawyers in America in the fields of bet-the-company litigation, commercial litigation, construction litigation, personal injury litigation and product liability litigation. In 2017, Andrew was recognized as a "Lawyer of the Year" by The Best Lawyers in America for his work in insurance law. He is also included on the Indiana Super Lawyers list and ranked among the top litigation attorneys since 2011 in Chambers USA. In 2011, Andrew was named a Fellow of the Litigation Counsel of America. In 2015, he was recognized as a Law360 MVP for his work in insurance litigation.

Andrew is a native of Indiana. He received his B.A. in economics and criminal justice with highest distinction from Indiana University-Bloomington, and his J.D., summa cum laude, from Indiana University Robert H. McKinney School of Law, where he was an associate editor of the Indiana Law Review.

Andrew served as president of the board of directors of Big Brothers of Greater Indianapolis (2000-2001) and continues to serve as a member of the board of directors of Big Brothers Big Sisters of Central Indiana. He also serves as a member of the board and secretary of the Indianapolis Tennis Championships, Inc. Andrew was also named a fellow for the Litigation Counsel of America in 2011. He is a past president and arts fair chairman of the Penrod Society, a local arts organization.