Nancie G. Marzulla

Matt Hjortsberg is skilled at assisting clients in managing complex problems from “black swan events” to complex legal issues and multi-party negotiations. He has extensive experience representing commercial contractors, subcontractors, design professionals and owners in disputes, including construction delay, impact and defect claims. Regardless of the nature of the dispute, Matt brings the same core skills to each matter to help clients mitigate and manage risk. An unusually qui...

Joseph L. Barloon is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar and Financial Services Regulation Law. Joseph L., 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 Joseph L. is held by other top lawyers in the same geographic and legal practice area.

Dennis J. Quinn is a top attorney recognized by Best Lawyers in the practice area(s) of Ethics and Professional Responsibility Law. Dennis J., 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 Dennis J. is held by other top lawyers in the same geographic and legal practice area.

Amy E. Totten is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Amy E., who practices law in Warrenton, Virginia, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amy E. is held by other top lawyers in the same geographic and legal practice area.

Rebecca Geller is an award-winning attorney, a philanthropist, a trailblazer, and a passionate advocate for equality and human rights. Rebecca is also a devoted wife, mom to three young kids + a dog, and community leader. While working as a corporate lawyer for an AmLaw 100 firm, Rebecca witnessed brilliant women fleeing the profession because big law firm partners showed disregard for attorneys’ lives outside the firm. As the mother of a baby and toddler at the time, Rebecca knew there...

Mr. Kovner represents clients in complex government antitrust investigations and litigations. He has cleared hundreds of challenging transactions through the HSR process, expeditiously and most often without the need for any remedies. Named a “National Litigation Star” for antitrust by Benchmark Litigation (2008–2020), Mark is consistently recognized as one of the country’s leading antitrust practitioners by Chambers & Partners USA; The Best Lawyers in America; Was...

James J. Plunkett is a top attorney recognized by Best Lawyers in the practice area(s) of Labor Law - Management. James J., 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 James J. is held by other top lawyers in the same geographic and legal practice area.

Sally Ann Hostetler is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Construction. Sally Ann, who practices law in Reston, Virginia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sally Ann is held by other top lawyers in the same geographic and legal practice area.

Jeff Witt is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Jeff, 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 Jeff is held by other top lawyers in the same geographic and legal practice area.

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...