Jonathan R. Clark
Jonathan R. Clark

Phone: 301-762-7770
Fax: 301-926-7444

Practice Areas:

Civil Litigation
Insurance Defense

Insurance Coverage
Commercial Litigation

Professional Liability
Construction Law



Jon is a principal member of the Insurance Defense, Insurance Coverage and Construction Law practice groups, and he works primarily in the areas of civil litigation, insurance coverage, insurance defense, insurer bad faith defense, commercial litigation, professional liability, construction litigation, toxic torts, products liability, subrogation and workers compensation. Throughout the course of his career, Jon has tried over 200 cases to verdict and handled hundreds of other claims, arbitrations and appellate proceedings primarily in the State and Federal courts of Maryland and the District of Columbia. Jon is involved in several professional committees and associations, and he is very active with the bar associations for the jurisdictions in which he is licensed.

Jon has lived in Montgomery County since 1970. He attended Rockville High School, where he co-captained the soccer team his senior year, played the trumpet in the marching band, and was sports editor of the school newspaper. Jon earned a B.A. in Government from Wesleyan University in Middletown, Connecticut. While at Wesleyan, Jon played soccer for three years and was selected as a member of Phi Beta Kappa.


Jon attended the National Law Center at the George Washington University. He was selected to write for The Law Review; however, he declined the invitation in order to pursue a career in trial practice. From May of 1992 through May of 1994, Jon was a law clerk with McCarthy Wilson.

After graduating from law school with honors in May of 1994, Jon worked as an associate at Jackson & Campbell, P.C., in Washington, D.C. Jon returned to McCarthy Wilson in February of 1996 as an associate and became a partner in 2004.


Jon is a past member of the Montgomery County District Court Bench/Bar Committee that serves as a liaison between members of the bar and the District Court Judges. In this capacity, Jon assisted the Chief Administrative Judge in designing a new mediation program for the District Court.

Jon and his wife, Nina, live in Germantown, Maryland with their three sons, Andrew, Jacob and Matthew, and daughter, Emma.

Memberships and Awards

  • Montgomery County Bar Association
  • Maryland State Bar Association
  • Federal (Maryland Chapter, 1995—) Bar Association
  • Phi Beta Kappa

Reported Cases

  • Hodge v Babel, 149 Md. App. 377, 815 A.2d 910 (2003)

Born: Rahway, New Jersey, February 15, 1969

Education: Wesleyan University, B.A., 1991, George Washington University National Law Center, J.D., with honors, 1994

Membership: Montgomery County, Maryland State and Federal (Maryland Chapter, 1995-) Bar Associations.

Admissions: 1994, Maryland; 1995, U.S. District Court, District of Maryland and U.S. Court of Appeals, 4th Circuit; 1996, District of Columbia and U.S. District Court, District of Columbia

Miscellaneous Information: Phi Beta Kappa.



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