Jonathan D. "Jon" Hacker

Tina Papagiannopoulos is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Tina, 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 Tina is held by other top lawyers in the same geographic and legal practice area.

Molly T. Senger is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Molly T., who practices law in Washington, District of Columbia, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Molly T. is held by other top lawyers in the same geographic and legal practice area.

Scott Nolan is a top attorney recognized by Best Lawyers in the practice area(s) of DUI / DWI Defense. Scott, who practices law in Fairfax, Virginia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Scott is held by other top lawyers in the same geographic and legal practice area.

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.

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

Damien C. Specht is a top attorney recognized by Best Lawyers in the practice area(s) of Government Contracts. Damien C., 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 Damien C. is held by other top lawyers in the same geographic and legal practice area.

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,...

Steven A. Sigsbury specializes in tax and estate planning, estate and trust administration, fiduciary responsibility, and business and real estate planning. Steven’s laid-back personality allows him to relate to clients and instill a sense of trustworthiness at the outset of any engagement. Steven analyzes and simplifies complex problems and offers clients individualized solutions. As a tax and estate planner, Steven works with clients to develop tax-efficient estate plans that accompli...

Craig McRobbie works directly with inventors to prepare patent applications in the areas of biotechnology, biochemistry, organic chemistry, inorganic chemistry, pharmaceutical chemistry and biology. Mr. McRobbie prosecutes patent applications including corresponding with clients and preparing replies to all USPTO correspondence. Mr. McRobbie handles cases before the USPTO Patent Trial and Appeal Board, and prepares patentability, non-infringement, validity and freedom-to-operate opinions. Mr....

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...