Jonathan K. Waldron

Mark E. Shaffer is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Construction and Litigation - Real Estate. Mark E., who practices law in McLean, Virginia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark E. is held by other top lawyers in the same geographic and legal practice area.

Edward Ayoob is a partner and the co-chair of the Federal Relations Group in Barnes & Thornburg's Washington, D.C., office. His work on behalf of clients includes areas such as taxation, appropriations, Native American, small business, foreign affairs, and various regulatory concerns, among numerous other issues. Edward is the former legislative counsel, tax counsel, appropriations manager, and foreign affairs adviser to U.S. Senate Majority Leader Harry Reid (D-NV). He was also the senat...

James R. Hammerschmidt is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Employment Law - Management and Litigation - Labor and Employment. James R., who practices law in Bethesda, Maryland, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James R. is held by other top lawyers in the same geographic and legal practice area.

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...

Carter provides tax advice and other guidance to domestic and foreign individuals and their closely held businesses. In addition to preparing wills and a wide variety of trusts, Carter has established family limited partnerships and limited liability companies and implemented the sale of family businesses to grantor and non-grantor trusts. He has administered estates, established private foundations, advised clients on pre- and post-nuptial agreements, provided post-mortem tax planning advice...

Bob Wellen, a partner of the firm, has practiced tax law for nearly 35 years. His practice involves planning, structuring and negotiating business transactions and representing taxpayers seeking private letter rulings from IRS and tax policy determinations from IRS and the Treasury Department and in controversies with IRS. He also serves as an arbitrator and as an expert witness in commercial disputes involving tax issues. Bob grew up in Jersey City, New Jersey. He graduated from Yale College...

Christopher T. Nace is the Managing Member of Nace Law Group Accident & Injury Lawyers (previously Paulson & Nace, PLLC) in Washington, District of Columbia. He represents plaintiffs in Medical Malpractice Law, Personal Injury Litigation, and Product Liability Litigation, and works across the firm’s practice areas, including medical malpractice, legal malpractice, drug and product liability, motor vehicle accidents, wrongful death, and other negligence-based injury claims. Born ...

Mark S. Popofsky is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law and Litigation - Antitrust. Mark S., 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 Mark S. is held by other top lawyers in the same geographic and legal practice area.

Jennifer M. Babounakis is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Family Law Mediation. Jennifer M., who practices law in Vienna, Virginia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer M. is held by other top lawyers in the same geographic and legal practice area.

Jan Baran is a top attorney recognized by Best Lawyers in the practice area(s) of Government Relations Practice. Jan, 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 Jan is held by other top lawyers in the same geographic and legal practice area.