Zachary S. Ehudin

Perry Lange represents clients in diverse antitrust matters before US courts, the US Department of Justice and Federal Trade Commission, state attorneys general and Congress. He has extensive experience litigating antitrust cases, including trials and appeals, securing merger clearance, and defending state and federal investigations. He has also represented a diverse set of clients in antitrust policy matters such as congressional investigations and hearings in both the House and Senate, incl...

Matthew D. Berkowitz is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Mass Tort Litigation / Class Actions - Defendants. Matthew D., who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew D. is held by other top lawyers in the same geographic and legal practice area.

Having spent over a decade as a prosecutor in the criminal and civil divisions of the U.S. Attorney’s Office for the District of Columbia, Michelle Bradford uses her extensive knowledge and skill, coupled with her profound determination and sharp wit, to defend clients in white collar criminal and complex civil litigation matters. Michelle brings considerable value to clients facing complex litigation by thoroughly and efficiently reviewing issues, identifying the heart of a matter and ...

Abbe David Lowell is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Abbe David, who practices law in Washington, District of Columbia, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Abbe David is held by other top lawyers in the same geographic and legal practice area.

Justin Flint is a top attorney recognized by Best Lawyers in the practice area(s) of Ethics and Professional Responsibility Law. Justin, who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Justin is held by other top lawyers in the same geographic and legal practice area.

Bryan H. Parr is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Bryan H., who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Bryan H. is held by other top lawyers in the same geographic and legal practice area.

For more information, please visit www.gibsondunn.com/lawyer/estrada-miguel-a/ .

Ken Silverberg is an experienced tax attorney and former CPA-partner at Arthur Andersen & Co. He focuses on tax controversies, including tax audits, appeals and litigation against the IRS and state departments of taxation. He also represents numerous nonprofit organizations and NGOs in the health care, education and trade association sectors. What do you focus on? Tax Controversy Practice I help clients resolve their IRS and state tax problems as quickly and inexpensively as possible. Mos...

An expert on ERISA’s fiduciary rules and government regulation of health insurance, including the Affordable Care Act (ACA), Jon Breyfogle counsels numerous financial services firms, health insurers, and their D.C.-based trade associations on retirement and health matters. His practice includes advice on regulatory and legislative strategies, compliance, and defense of federal and state investigations. Jon has testified before Congress and at Department of Labor hearings on both retirem...

Scott A. Bowman’s practice focuses on providing personal tax and estate planning counseling to wealthy individuals and families, advising them on structuring their wealth to minimize income, estate, gift and generation-skipping transfer taxes over multiple generations. He advises on trustee and family governance structures throughout the estate and trust administration process to preserve business enterprises and manage potentially sensitive family circumstances. Scott is experienced in...