Jonathan M. Cohen

Sol Wisenberg has four decades of experience serving as lead counsel in complex federal white-collar investigations and jury trials. He represents individuals and businesses facing federal criminal, regulatory, and civil exposure, including matters involving parallel proceedings, fraud-related allegations, and federal sentencing. A substantial part of Sol’s practice focuses on helping clients reduce criminal exposure and avoid indictment during government investigations, civil litigatio...

Ricardo Carvajal works with manufacturers and marketers of food and dietary supplements, OTC drugs, and cosmetics on a range of FDA, USDA, and FTC regulatory issues. Mr. Carvajal advises clients ranging from start-ups to multinational companies at all points in the supply chain, including bulk ingredient manufacturers, distributors of packaged goods, and retailers. He counsels clients on the regulatory status of ingredients and finished products, and provides advice on compliance with labelin...

Edward W. Cameron is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Construction. Edward W., who practices law in Fairfax, Virginia, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Edward W. is held by other top lawyers in the same geographic and legal practice area.

Paulette Chapman is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Paulette, who practices law in Washington, District of Columbia, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paulette is held by other top lawyers in the same geographic and legal practice area.

After a long and distinguished career in the federal government with the Equal Employment Opportunity Commission, Ms. Wheeler joined Katz Banks Kumin in August 2015. As an appellate lawyer with the EEOC, Ms. Wheeler was in the forefront of developing cutting edge legal arguments and theories to prove discrimination and harassment under Title VII, The Age Discrimination in Employment Act, the Americans with Disabilities Act, and the Equal Pay Act. Ms. Wheeler was an Assistant General Counsel i...

Brian's practice focuses on the construction and engineering industry, federal government contracts and surety law. Brian represents owners, developers, contractors, subcontractors, engineers, design professionals and sureties in all phases of public and private projects from contract inception through alternative dispute resolution and litigation. Brian advises regional, national and international clients on complex legal issues, including contract performance and administration, risk assess...

Caroline H. Cheng is a principal in the Washington, D.C. Region office of Jackson Lewis P.C. Her practice focuses on providing preventive advice and counsel, as well as representing employers in workplace law matters. In her counseling practice, Caroline strives to provide practical business advice based on best practices. She regularly advises clients on a broad range of matters arising under federal, state, and local laws, including policy design and drafting, employment contracts, restrict...

Debra A. Harrison is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Debra A., 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 Debra A. is held by other top lawyers in the same geographic and legal practice area.

Robert Moreiro is a top attorney recognized by Best Lawyers in the practice area(s) of Securities Regulation. Robert, 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 Robert is held by other top lawyers in the same geographic and legal practice area.

Michael Koplan's practice focuses primarily on civil litigation with an emphasis in construction law and government contracts. He represents general contractors, construction managers, subcontractors, sureties, owners, and developers on both private and public construction projects, in federal and state courts, before administrative agencies, and in arbitrations and mediations. He is experienced in a broad range of construction matters, including preparing and negotiating contract documents, ...