William S. Heyman

Top rated business litigation attorney in Baltimore, Maryland

Heyman Law Firm
William S. Heyman
Heyman Law Firm

Practice Areas: Business litigation, Business & corporate, Real estate; view more

Licensed in Maryland since: 1994

Education: The University of Maryland School of Law

Selected to Super Lawyers: 2019 - 2023

Heyman Law Firm

201 N. Charles Street
Suite 1100
Baltimore, MD 21201 Visit website


The Law Office of William S. Heyman is a Baltimore, Maryland, law firm founded by attorney William S. Heyman. Mr. Heyman is a seasoned litigator with experience in business advisory, business litigation, estate planning, fiduciary litigation, financial services, real estate, trusts and wills matters. He represents a wide range of clients in Maryland, the District of Columbia, throughout the mid-Atlantic region and on a national level.

Mr. Heyman has been a licensed attorney since 1994. In his more than 20 years of practicing law, he has litigated at the trial and appellate level and has been a lead attorney on a wide variety of noteworthy cases, including cases against individuals, businesses, corporations and the federal government.

Mr. Heyman has earned respect from various organizations within the legal profession. He is AV Preeminent* rated by the peer review organization Martindale-Hubbell, the highest rating available. He was also named one of the “Top 100 Trial Lawyers” by The National Trial Lawyers and a “Top Lawyer” by the Global Directory of Who’s Who in 2015.

Mr. Heyman’s cases have been mentioned in several media outlets, including The Baltimore Sun, The New York Times, The Philadelphia Inquirer and The Wall Street Journal. He and the attorneys at his firm provide large firm results while maintaining a personalized atmosphere typical of a small practice.

Mr. Heyman is a graduate of the University of Maryland Francis King Carey School of Law. Before founding his own law firm, he worked for large firms in Maryland and throughout the country.

*AV®, AV Preeminent®, Martindale-Hubbell Distinguished and Martindale-Hubbell Notable are certification marks used under license in accordance with the Martindale-Hubbell certification procedures, standards and policies. Martindale-Hubbell® is the facilitator of a peer review rating process. Ratings reflect the anonymous opinions of members of the bar and the judiciary. Martindale-Hubbell® Peer Review Rating™ fall into two categories – legal ability and general ethical standards.

Practice areas

Business litigation, Business/corporate, Real estate: business

Focus areas

Trade secret, Non-compete agreements, Business formation and planning, Partnership, Contracts, Business organizations, Landlord/tenant

  • 60% Business litigation
  • 20% Business/corporate
  • 20% Real estate: business

First Admitted: 1994, Maryland

Professional Webpage: http://www.heymanfirm.com/william-heyman/

  • AV Preeminent Highest Rating, Martindale-Hubbell
Educational Background:
  • Swarthmore College, With Honors, 1991
Industry Groups:
  • Financial Services
  • Securities

Office location for William S. Heyman

201 N. Charles Street
Suite 1100
Baltimore, MD 21201

Phone: 443-354-8367


5 Years Super Lawyers
  • Super Lawyers: 2019 - 2023

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