James E. Tysse

Doug Patin has an extensive government contracts practice. While this work has involved the entire spectrum of traditional government contract disputes, he has developed extensive experience in various aspects of government contract law including: federal fraud and False Claims Act issues, bid protests, mediation, and contract dispute litigation with the federal government. Doug's extensive teaching and writing efforts keep him current on changing case law and developments in the field. Doug ...

Mary Jane Alves is a partner in Cassidy Levy Kent’s Washington, DC office. Her practice focuses on antidumping, countervailing duty, and safeguard enforcement and compliance. Her experience in unfair trade cases spans a range of industries, such as agriculture, chemicals, electronics, pharmaceutical, energy, textiles, carbon and stainless steel, other metals and minerals, and manufactured goods. Before returning to private practice, Ms. Alves worked for 17 years at the U.S. Internationa...

Sarah E. Mancinelli is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Sarah E., 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 Sarah E. is held by other top lawyers in the same geographic and legal practice area.

Jack S. Barufka is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Jack S., who practices law in Tysons, Virginia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jack S. is held by other top lawyers in the same geographic and legal practice area.

Eugene Degnan is Of Counsel in the firm’s International Trade practice. Mr. Degnan routinely counsels clients on all aspects of international trade law with a particular focus on anti-dumping duty and countervailing duty law, global trade policy, global trade litigation, export controls and sanctions, and customs. Mr. Degnan has considerable expertise in a variety of industries, including steel, heavy and lightweight manufacturing equipment, agriculture, specialized consumer products, a...

Abbe David Lowell is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Abbe David, who practices law in Washington, District of Columbia, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Abbe David is held by other top lawyers in the same geographic and legal practice area.

Richard Jones is Chair of the firm’s Intellectual Property Licensing Practice Group and handles a wide range of intellectual property matters. Over the last few years, he has led on the following issues: representation of OEM in connection with divestiture of Military related IP assets; representation of OEM (Original Equipment Manufacturer) in connection with Global Vehicle Design and Assembly Agreement; representation of a Tier 1 Automotive Supplier in Divestiture of IP Assets; prepar...

S. Libby Henninger is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. S. Libby, 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 S. Libby is held by other top lawyers in the same geographic and legal practice area.

Marcus Greene is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Marcus, who practices law in Vienna, Virginia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marcus is held by other top lawyers in the same geographic and legal practice area.

Carmine R. Zarlenga is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law. Carmine R., who practices law in Washington, District of Columbia, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carmine R. is held by other top lawyers in the same geographic and legal practice area.