Aaron M. Panner

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...

Adam Carter is a seasoned courtroom attorney who has won numerous cases at trial and on appeal. For most of his career he has focused his practice on the representation of employees and whistleblowers. Mr. Carter represents clients who bring claims against their employers involving fraud, wrongful termination, retaliation, and discrimination of all sorts. A skilled negotiator, he frequently helps high-ranking executives to reach agreement with their companies at crucial career moments such as...

Bill Christiansen specializes in biotechnology patent matters, with particular emphasis on U.S. and international patent procurement, strategic management of patent portfolios, investment due diligence, early stage company counseling and competitive patent position analysis. He received his B.S. in Biochemistry and Biophysics (with honors) from Oregon State University (1991). After obtaining a Ph.D. in Biochemistry/ Biophysics/Molecular Biology from the University of Notre Dame (1995), for wh...

Matthew Kapuscinski is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: General Practice. Matthew, who practices law in Reston, Virginia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew is held by other top lawyers in the same geographic and legal practice area.

Michael K. Isenman is a top attorney recognized by Best Lawyers in the practice area(s) of Mutual Funds Law. Michael K., 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 Michael K. is held by other top lawyers in the same geographic and legal practice area.

Lauren Lynch Flick is a top attorney recognized by Best Lawyers in the practice area(s) of Communications Law. Lauren Lynch, 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 Lauren Lynch is held by other top lawyers in the same geographic and legal practice area.

Brian has been an energy regulatory practitioner for more than two decades, with a focus on Federal Energy Regulatory Commission (FERC) regulation under Part II of the Federal Power Act (FPA), the Public Utility Regulatory Policies Act of 1978, and the Public Utility Holding Company Act of 2005. Brian’s legal experience extends to almost all aspects of federal regulation of the electric industry, including cost-of-service and market-based rates, open access transmission rules and polici...

Owen Walker practices in the areas of commercial construction and government contracts law. He represents owners, developers, design professionals, contractors and subcontractors in all phases of construction projects, from contract preparation and negotiation through dispute resolution and litigation. Owen counsels regional, national and international clients on legal matters, including contract formation, administration and performance, claim entitlement and liability, contract termination ...

Michael A. Branca is Co-Managing Partner of Peckar & Abramson’s Washington, D.C. office and serves on the firm’s Executive Committee. He focuses his practice on construction and government contract law. Mike routinely represents general and prime contractors, construction managers, and other members of the construction and government contract industries. Given his depth of experience, he is able to provide an impressive range of services to his clients, including the review an...

Margaret J. McKinney is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Mediation. Margaret J., who practices law in Bethesda, Maryland, has been recognized since 2005. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Margaret J. is held by other top lawyers in the same geographic and legal practice area.