William J. Walls: Lawyer with Marshall Dennehey Warner Coleman & Goggin, P.C.

William J. Walls

William J. Walls is a shareholder with Marshall, Dennehey, Warner, Coleman & Goggin. He currently manages the workers' compensation team in the firm's Pittsburgh office and concentrates his practice in defending employers, carriers, and third party administrators in workers' compensation litigation.
Phone(412) 803-1159

Peer Rating
AV® Preeminent

Client Rating

Featured AV Peer Review Rated Lawyer IconFeatured AV Peer Review Rated Lawyer Icon
Printer Friendly VersionEmail this PageDownload to My Outlook ContactsAdd lawyer to My FavoritesCompare this lawyer to other lawyers in your favorites

Experience & Credentials Ratings & Reviews

Practice Areas

  • Workers' Compensation
  • Federal Black Lung
University Washington and Jefferson College, Washington, Pennsylvania, B.A., 1975 Kappa Scholar 1972
Law SchoolDuquesne University School of Law, Pittsburgh, Pennsylvania, J.D., 1980 Candidate for Law Review based on Academic Achievement, 1977
Admitted1980, Pennsylvania; 1981, Court of Appeals for the Armed Forces; 1985, U.S District Court Western District of Pennsylvania; 1985, District Court District of New Jersey; 1993, U.S. Court of Appeals 3rd Circuit; 2011, West Virginia; 2011, U.S. District Court Southern District of West Virginia

Associations & Memberships

•Allegheny Bar Association, Workers Compensation Section Council, 2008-2010
•Pennsylvania Bar Association


Bill manages the Workers' Compensation Practice Group in the firm's Pittsburgh office. He concentrates his practice in defending employers, carriers and third party administrators in workers' compensation litigation. Bill has represented a large number of resident care facilities, trucking companies and powdered metal industry companies in workers' compensation litigation. He also handles black lung litigation.

Bill has successfully defended or resolved death cases with widow and minor dependents. Also, in one noteworthy case, Bill successfully argued to the Pennsylvania Supreme Court that a claimant cannot receive total disability benefits for two separate injuries concurrently. See, L.E. Smith Glass Co. v. WCAB (Clawson), 813 A.2d 634 (Pa. 2002). On a different matter, through the use of a toxicology expert and a traffic engineering/reconstruction expert, Bill was able to bring the settlement demand down from $1,700,000 to $550,000.

Bill is a 1975 graduate of Washington & Jefferson College, and he received his juris doctor in 1980 from Duquesne University School of Law. He served on active duty with the U.S. Army, Judge Advocate General's Corps from 1981 to 1985 and continued with the U.S. Army Reserve until his military retirement in 2005 with the rank of Lieutenant Colonel.

After active duty, Bill was appointed a Deputy Attorney General, Division of Criminal Justice, New Jersey Attorney General's Office, and served in the Medicaid Fraud and Casino Prosecution Sections until October 1990. He returned to Pittsburgh, Pennsylvania, as Corporate Counsel for Duquesne Light Company, practicing in-house workers' compensation defense and black lung litigation.

Classes/Seminars Taught

Handling the Workers' Compensation Case from Start to Finish, National Business Institute, Pittsburgh, PA, April 24, 2013

Ethical Considerations in Litigation The Workers' Compensation Case, NBI, 2012

Workers' Compensation Update, Pennsylvania Chamber of Commerce, 2006

Published Works

•Hearing Loss under Act I of 1995, Defense Digest, Marshall Dennehey

Honors & Awards
• AV Preeminent by LexisNexis Martindale-Hubbell
•Pennsylvania Super Lawyer, 2009

Year Joined Organization: 1995


Handling the Workers' Compensation Case From Start to Finish
Seminar • Apr 24, 2013 This strategic course will guide participants through the step-by-step practicalities of handling a workers' compensation case, from initial intake through the hearing process. The experienced faculty will discuss the following topics...

Reported CasesPublished Works: Hearing Loss under Act I of 1995, Defense Digest, Marshall Dennehey

View Ratings & Reviews
Profile Visibility
#520 in weekly profile views out of 9,564 lawyers in Pittsburgh, Pennsylvania
#110,987 in weekly profile views out of 1,739,582 total lawyers Overall

Office Information

William J. Walls

600 Grant Street, Suite 2900
PittsburghPA 15219


Professional Networking for Legal Professionals Only

Quickly and easily expand your professional
network - join the premier global network for legal professionals only. It's powered by the
Martindale-Hubbell database - over 1,000,000 lawyers strong.
Join Now