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.
Recent Posts
Apr 7, 2026
Peter Saba joins Baker Botts
Peter Saba, previously Deputy General Counsel for Policy at the US International Development Finance Corporation, has joined Baker Botts as Senior Counsel in the firm's Global Projects Department. Peter advises clients on all aspects of project development and financing for energy and other infrastructure projects, both domestically and internationally.
Apr 6, 2026
Anne Murray joins Winston & Strawn
Anne Murray, previously Partner at McDermott Will & Emery, has joined Winston & Strawn as Partner in the firm's White Collar & Government Investigations Practice. Anne guides companies, boards, and individuals through complex enforcement matters and internal investigations.

