John D. Muir

Tania Klam is a cum laude graduate of George Mason University (B.A. in Government and International Politics with a minor in Legal Studies) and a graduate of the Penn State Dickinson School of Law (J.D. 2009). She is admitted to practice in Virginia, District of Columbia, New York, and Florida. She is fluent in Arabic and focuses her practice on Family Law. Ms. Klam began her legal career as a prosecutor in Brooklyn, New York where she served as an Assistant District Attorney. While there, sh...

Kirk Nahra has been a leading authority on privacy and cybersecurity matters for more than two decades. He co-chairs the firm’s Cybersecurity and Privacy Practice as well as the Artificial Intelligence Practice. In recognition of his professional work in these areas, he was named the winner of the 2021 Vanguard Award from the International Association of Privacy Professionals (IAPP)—one of the most prestigious in the privacy field—which recognizes one IAPP member each year w...

Bill Pittard is an experienced lawyer with a unique depth of government and litigation experience. Bill’s practice focuses on representing individuals and businesses with high-stakes problems. He particularly helps clients connected to the Legislative Branch, whether as officials of that branch or as individuals and businesses preparing for congressional hearings or otherwise responding to congressional inquiries. Over the past several years, for example, Bill has helped guide clients t...

Caitlin Orr is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Caitlin, 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 Caitlin is held by other top lawyers in the same geographic and legal practice area.

Sharie R. Albers is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Sharie R., who practices law in Fairfax, Virginia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sharie R. is held by other top lawyers in the same geographic and legal practice area.

Benjamin Kinder is a top attorney recognized by Best Lawyers in the practice area(s) of Nonprofit / Charities Law. Benjamin, who practices law in Reston, Virginia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Benjamin is held by other top lawyers in the same geographic and legal practice area.

Clients depend on Mike's congressional and administration experience, serving as health policy counsel to the Senate Committee on Finance and in several roles in the Department of Health and Human Services, for representation on both legislative and regulatory matters. His direct work with policymakers enables him to meet the legislative and regulatory needs of his clients. Michael served as health policy counsel to Senator Charles Grassley (R-IA), Chairman of the Senate Committee on Finance,...

Diara M. Holmes serves as co-chair of the firm's Tax-Exempt Organizations Practice. She counsels tax-exempt organizations, including large public charities; colleges, universities and other higher education organizations; foreign charities and their U.S. affiliates; associations; government instrumentalities; social welfare organizations; and religious organizations on a broad range of tax compliance and governance issues. She advises nonprofit and for-profit organizations on structuring a va...

Amy S. Griggs is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Amy S., who practices law in McLean, Virginia, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amy S. is held by other top lawyers in the same geographic and legal practice area.

Mr. Fox is the managing partner of Ivins, Phillips & Barker. He was named in 2012 by the Washingtonian Magazine for the fourth straight year as one of the outstanding tax lawyers in Washington, D.C., in the Washington Post Magazine's list of Super Lawyers for the third straight year, and has been named in Best Lawyers in America in each of the last ten consecutive years. Although, during his 47 years with the firm, Mr. Fox devoted a substantial portion of his activities to international a...