SHEILA A.G. ARMBRUST is a former federal prosecutor with extensive trial and investigative experience. Clients, often in moments of crisis, retain her to assist them with government and internal investigations and to help in high-stakes litigation. Sheila has experience in technology, blockchain, patent, and trade secrets investigations and litigation as well as extensive experience representing medical device and life sciences companies.
Sheila rejoined Sidley after serving in trial-level and leadership positions in the United States Attorney’s Office for the Northern District of California. While at the U.S. Attorney’s office, she was a white-collar prosecutor who led teams investigating and prosecuting crimes affecting the safe delivery of healthcare, including securities fraud, mail and wire fraud, violations of the FDCA, trade secret theft, trademark violations, computer fraud and abuse, money laundering, and drug trafficking.
Prior to her role at the U.S. Attorney’s office, Sheila spent the earlier part of her career as an associate at Sidley working on a range of litigation matters, including white-collar defense and investigations primarily for healthcare and life sciences clients.