Brian D. Christiansen

Paul Oosterhuis is a senior international tax partner representing clients on a wide range of international and U.S. tax matters. Mr. Oosterhuis has extensive experience in international mergers and acquisitions, post-acquisition integration transactions, spin-offs, internal restructurings and joint venture transactions. He also represents multinational companies in nontransactional international tax planning and IRS controversy matters. In recent transactions, Mr. Oosterhuis has represented:...

George Sepsakos is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. George, who practices law in Washington, District of Columbia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which George is held by other top lawyers in the same geographic and legal practice area.

Recognized by the Washington Post as “ the feared attorney of the #MeToo movement ,” Debra S. Katz has been successfully litigating employment discrimination, civil rights, and whistleblower protection cases for nearly 40 years. Ms. Katz is a founding partner of Katz Banks Kumin LLP, where she concentrates her practice on employment discrimination, sexual harassment, wrongful discharge, whistleblower retaliation claims, and contractual employment disputes. She has developed extens...

Reginald “Reg” Brown is a partner in the Washington, D.C., office of Kirkland & Ellis LLP. He has a vibrant and diverse crisis and governmental investigations practice, and regularly counsels financial institutions and other industry-leading clients facing complex and significant regulatory, enforcement and reputational matters. Reg provides investigations-related guidance, strategic counsel and crisis management assistance to a broad range of companies and senior executives c...

William J. Cople III defends government contractors and commercial companies in a range of critical industries in government investigations, litigation, trials, and prosecutions involving the False Claims Act, Anti-Kickback statute, and Foreign Corrupt Practices Act, and handles corporate internal investigations, whistleblower claims, and Congressional investigations. He represents pharmaceutical, medical device, financial institution, and engineering and construction firms as trial counsel i...

Christian A. Buerger is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Christian A., who practices law in Washington, District of Columbia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christian A. is held by other top lawyers in the same geographic and legal practice area.

Personal injury and medical malpractice victims, and those who have been injured by the federal government, turn to Karl Protil when they need a lawyer who has a 20 year record of winning such cases. Clients depend on Karl when the stakes are high, and when their situations call for a lawyer who is not afraid to take chances when it comes to bringing the much needed emotional and financial closure they deserve. Victims benefit from his unique technical skill-set which includes both deep knowl...

For more information, please visit www.gibsondunn.com/lawyer/ising-elizabeth-a/ .

Alison W. Rind is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Finance Law and Real Estate Law. Alison W., who practices law in Bethesda, Maryland, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alison W. is held by other top lawyers in the same geographic and legal practice area.

Kirsten Grüneberg is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice and Patent Law. Kirsten, who practices law in Tysons, Virginia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kirsten is held by other top lawyers in the same geographic and legal practice area.