Kathleen M. Sanzo

Howard Shapiro is a Fellow of the American College of Trial Lawyers. He has more than 35 years of courtroom experience as a trial lawyer in civil and criminal matters, and has been repeatedly recognized as one of the nation’s leading litigators in high-stakes cases, ranging from bet-the-company contractual disputes to mass torts to white-collar litigation.

Michael T. Borgia is a top attorney recognized by Best Lawyers in the practice area(s) of Media Law. Michael T., 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 Michael T. is held by other top lawyers in the same geographic and legal practice area.

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

Allan M. Siegel is a partner at the law firm of Chaikin, Sherman, Cammarata & Siegel, P.C., where his practice is primarily concentrated in the areas of serious personal injury resulting from automobile, tractor-trailer and commercial vehicle negligence, premises liability, and medical malpractice. He has tried or settled over a thousand cases in the District of Columbia, Maryland and Virginia. Board-Certified Representation Allan’s dedication and perseverance, combined with his cou...

" Top 10 " Lawyer in DC Metro Area (out of 80,000 attorneys) - Education: Juris Doctorate (JD), George Washington University Law School, 1992--President, Moot Court Board, Nominated Laws School's Best Negotiator. Bachelor of Arts (Philosophy Major), The College of William and Mary--1989 NCAA Academic All-American for outstanding achievement in athletics and academics, Division I College Wrestler, Virginia State Championship Wrestling Team

Alexander H. Xanttopoulos is a principal attorney with Roop, Xanttopoulos, Babounakis. He joined the predecessor firm in Fall 2010, to focus primarily on family law. He works in cases involving divorce, child custody, support, visitation and equitable distribution. Prior to joining Roop Law, Alex worked for several years for Greenspun, Shapiro, Davis and Leary P.C. as an associate practicing in the areas of domestic relations, traffic, criminal defense and civil litigation. He also has experi...

Paula Calimafde chairs the firm’s Retirement Plans , Employee Benefits and Government Relations practice groups and is also a senior member of the Estate Planning , Tax and Nonprofit groups. She has more than 35 years of experience advising companies and tax-exempt organizations on qualified and non-qualified retirement plans and employee benefits, including non-qualified deferred compensation, welfare benefit and cafeteria plans. She is a nationally recognized leader in the field of cr...

Pamela J. Marple is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Pamela J., who practices law in Washington, District of Columbia, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Pamela J. is held by other top lawyers in the same geographic and legal practice area.

Peter E. Ciferri is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law and Real Estate Law. Peter E., who practices law in Potomac, Maryland, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter E. is held by other top lawyers in the same geographic and legal practice area.

David M. Gossett is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice and Commercial Litigation. David M., who practices law in Washington, District of Columbia, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David M. is held by other top lawyers in the same geographic and legal practice area.