Mark T. Wassell

Thomas S. Jones is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Thomas S., who practices law in Pittsburgh, Pennsylvania, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas S. is held by other top lawyers in the same geographic and legal practice area.

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

Mark T. Phillis handles a wide range of employment issues with a focus on those related to the Family and Medical Leave Act and the Americans with Disabilities Act. He also handles cases involving: Unlawful discrimination and harassment Employment litigation Wage and hour issues The Employee Retirement Income Security Act He represents employers in federal and state courts and before the Equal Employment Opportunity Commission, the Pennsylvania Human Relations Commission, and other administra...

Timothy A. Gallagher is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Timothy A., who practices law in Pittsburgh, Pennsylvania, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Timothy A. is held by other top lawyers in the same geographic and legal practice area.

David A. Borkovic is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Mass Tort Litigation / Class Actions - Plaintiffs and Oil and Gas Law. David A., who practices law in Pittsburgh, Pennsylvania, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David A. is held by other top lawyers in the same geographic and legal practice area.

Irv currently serves as the firm's Managing Shareholder. He concentrates his practice on land use, zoning , and real estate litigation. Prior to joining Tucker Arensberg, he served as in-house counsel to the Housing Authority of the City of Pittsburgh. He has represented land owners and developers before planning commissions, zoning hearing boards, governing bodies, administrative agencies, and the Court of Common Pleas. In addition, Irv serves as counsel to numerous food service and restaura...

Matthew Lautman is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Litigation - Construction. Matthew, who practices law in Pittsburgh, Pennsylvania, has been recognized since 2024. 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.

Area of Emphasis Chip Babst is Chairman of the Firm and is a member of the Environmental and Energy and Natural Resources groups. Mr. Babst has more than 40 years of experience in providing counsel on environmental matters to both private and public clients. Mr. Babst is a nationally-recognized authority on Clean Air Act issues and has handled complex permitting and compliance issues at federal, state and local levels throughout the United States. His experience in dealing with federal and st...

Mr. Baum is a Founding Member and President of Baum O’Connor Cullen Chmiel. For more than 40 years, Mr. Baum has focused his practice on the representation of physicians, nursing homes, and other healthcare providers, particularly in the defense of medical malpractice lawsuits, and in related contract and employment litigation. Mr. Baum has extensive trial experience, having tried over 100 cases in his career. Mr. Baum also represents healthcare professionals in administrative matters i...

Attorney Jason Lichtenstein has an AV® Preeminent™ rating from Martindale-Hubbell, the highest possible rating based on legal ability and general ethical standards. He was selected as one of their “2013 Top Rated Lawyers in Personal Injury Law.” He also made the list of Pennsylvania Super Lawyers, an honor awarded to the top five percent of state-wide lawyers. Based on results of the Super Lawyers selection process, Attorney Lichtenstein was listed as one of the Top 100 ...