Frederick J. "Fred" Tansill

Carolyn Grimes is a partner in the firm, practicing in all areas of family law including divorce, spousal support, child custody, child support, equitable distribution, retirement issues, and prenuptial agreements, among other areas. She practices in all of the Circuit and Juvenile and Domestic Relations Courts in Northern Virginia and has argued before the Court of Appeals. She has lectured on family law topics ranging from custody to retirement issues, including military, federal, civilian ...

Lynn L. Bergeson, Managing Partner of Bergeson & Campbell, P.C. (B&C®), has earned an international reputation for her deep and expansive understanding of the Toxic Substances Control Act (TSCA), the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA), the European Union Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) regulation, and especially how these regulatory programs pertain to nanotechnology, industrial biotechnology, synthetic biology,...

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

Michael L. Sibarium is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law. Michael L., who practices law in Washington, District of Columbia, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael L. is held by other top lawyers in the same geographic and legal practice area.

Jay R. Nanavati is an accomplished litigator, a former federal tax prosecutor, and a founding partner of Kostelanetz LLP's Washington, D.C., office. He has developed an enviable record of success in persuading the government to terminate investigations of his clients and in defeating the government in court. Mr. Nanavati maintains a nationwide practice, focusing on white-collar criminal defense with an emphasis on tax-related matters. He represents individuals and entities facing investigatio...

Jo Benson Fogel Practice Areas: Litigation; Family Law; Probate Admitted: 1970, Maryland; 1971, District of Columbia; 1974, U.S. Supreme Court; 1975, U.S. District Court, District of Maryland Law School: George Washington University, J.D. Member: Montgomery County (Member, Executive Committee, 1984-1986, 1993-1995; Director, Montgomery Bar Foundation, 1988 -- ; Administration of Justice, 1984-1990; Chair, 1996-1997; Bench/Bar, 1999-2001; Judicial Selections, 1984-1997, Chair, 1987 and 2008; D...

Michelle L. Butler provides counsel on government pricing, health care, and FDA law in the area of prescription drugs and biologics. Across these practice areas, she specializes in the interpretation of complex regulations. Ms. Butler advises clients on changes in health care law and how these changes affect calculation and reporting across government pricing programs, specifically the Medicaid Drug Rebate Program, the 340B Program, the Medicare Part B Average Sales Price calculation, and the...

With a background representing emerging and established business entities, David Shapiro excels in providing end-to-end legal support to clients looking to navigate the complex legal landscape of running a successful business. From drafting and negotiating business contracts to regulatory and complex transactional matters, he provides his clients with a full range of legal services. Mr. Shapiro specializes in several areas of business law, including Corporate and Business Law and Transactions...

Jeffrey A. Kolender chairs the firm’s Estate Planning and Estate & Trust Administration practice groups. He concentrates primarily in those areas and also advises small businesses in tax business planning. A former chairman of the Estates and Trusts Section of the Montgomery County Bar Association, Mr. Kolender has participated as lecturer and co-author of outlines for several continuing legal education seminars regarding estate planning. His topics have included “Advising Cli...

Christopher M. Ruhlen is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law. Christopher M., who practices law in Bethesda, Maryland, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christopher M. is held by other top lawyers in the same geographic and legal practice area.