Andrew O’Connor represents clients in high-stakes government investigations and civil litigation. He has represented many well-known companies facing major DOJ and state attorney general investigations, class actions, and False Claims Act litigation. He is co-leader of Ropes & Gray’s Health Care and Life Sciences Industry Group and co-heads the firm’s Chambers Band 1–ranked False Claims Act practice.
Andrew has a proven track record helping clients navigate high-profile legal matters. His matters have been the subject of extensive reporting in the Washington Post, New York Times, Wall Street Journal, and industry press. Andrew recently played a leading role a multi-district litigation involving more than 3,000 state and federal cases across the country, culminating in a nationwide resolution with 50 state and territory attorneys general and hundreds of civil plaintiffs.
