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Jan 5, 2023

John Sullivan joins Mayer Brown

John Sullivan, former U.S. Ambassador to the Russian Federation, has joined Mayer Brown as Partner and co-lead of the firm’s National Security Practice. Ambassador Sullivan will advise clients on issues important to their business operations, including global risk, U.S. sanctions and export controls, international trade disputes and regulation, and foreign investment.

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Sep 10, 2026

Karin Hessler joins Wiley Rein

Karin Hessler, previously Chief Legal & Intellectual Property Officer at the Association for Accessible Medicines, has joined Wiley Rein as Partner in the firm's Intellectual Property Practice. Karin’s practice spans patent litigation, U.S. Food and Drug Administration (FDA) regulatory counseling, and public policy advocacy for the pharmaceutical industry.

Sep 9, 2026

Adam Bartolanzo joins Honigman

Adam Bartolanzo, previously Principal at Miles & Stockbridge, has joined Honigman as Partner in the firm's Regulated Industries Practice Group. Adam advises government contractors on federal procurement matters, helping clients navigate complex regulatory requirements, contract performance issues, compliance obligations, disputes, and strategic business decisions.

Sep 9, 2026

Sean Sandoloski joins Willkie Farr & Gallagher

Sean Sandoloski, previously Law Clerk to Justice Brett M. Kavanaugh at the U.S. Supreme Court, has joined Willkie Farr & Gallagher as Partner in the firm's Litigation Department. Sean’s practice focuses on government investigations, including those undertaken by Congress and State Attorneys General, in addition to complex litigation and appeals.

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