William C. Brennan, Jr.

Jeremy R. Mandell is a top attorney recognized by Best Lawyers in the practice area(s) of FinTech Practice. Jeremy R., 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 Jeremy R. is held by other top lawyers in the same geographic and legal practice area.

Ariel E. Solomon is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Individuals and Litigation - Labor and Employment. Ariel E., 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 Ariel E. is held by other top lawyers in the same geographic and legal practice area.

John L. Laster is a top attorney recognized by Best Lawyers in the practice area(s) of Elder Law and Trusts and Estates. John L., who practices law in Fairfax, Virginia, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John L. is held by other top lawyers in the same geographic and legal practice area.

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

David Ault is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. David, who practices law in Washington, District of Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

Jason Zuckerman litigates whistleblower retaliation , qui tam , wrongful discharge, discrimination, non-compete, and other employment-related claims, and authors the Whistleblower Protection Law Blog . His broad experience includes practicing employment law at a national law firm, serving as a Principal at The Employment Law Group, and serving as Senior Legal Advisor to the Special Counsel at the U.S. Office of Special Counsel , the federal agency charged with protecting whistleblowers in the...

Peg has served as first chair trial and appellate counsel in state and federal courts in over 30 jurisdictions. Her work has spanned antitrust, commercial, class action, environmental, healthcare, insurance, mass tort, product liability and reinsurance disputes. Peg has taken numerous cases to verdict/judgment before juries, judges and arbitration tribunals. Many of her cases have involved high-profile public policy issues from the Agent Orange litigation in the 1980s, environmental and Super...

Gerald P. Konkel is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Gerald P., who practices law in Washington, District of Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gerald P. is held by other top lawyers in the same geographic and legal practice area.

Craig de Ridder is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Craig de, 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 Craig de is held by other top lawyers in the same geographic and legal practice area.

Christopher S. Rizek is a Member in Caplin & Drysdale's Washington, D.C., office. He also serves as General Counsel to the firm. In 2014, he was listed in the elite "Leading Lawyer" list for Tax Controversy by The Legal 500 . Services Mr. Rizek represents taxpayers in all types of federal civil and criminal tax controversy matters. He also guides clients through IRS audits, prepares administrative claims and protests of IRS actions, and litigates tax and tax-related cases in U.S. district...