William  Harla

William Harla

  • Equity Partner


William Harla is an Equity Partner at DeCotiis. He is a member of the firm's Executive Committee and a member of the Government and Regulatory Affairs and Litigation practice groups.

His career in the private and public sectors at the highest levels of New Jersey government has made him a valued legal and regulatory advisor and strategist to decision makers confronted with the challenges of achieving results in complex and nuanced matters. He embodies the highest standards for ethics and legal skills, and he is an effective advocate and a trusted counselor to his clients. In 2020, described him as a “long-time force in Trenton legal issues.”

Mr. Harla specializes in government and regulatory affairs, civil litigation, and regulatory and public affairs consulting. He practices in State and federal courts at the trial and appellate levels, including the New Jersey Supreme Court where he has participated in dozens of precedential cases. He has represented clients in groundbreaking matters that have resulted in over 50 published opinions. Mr. Harla has also written numerous legislative enactments and Executive Orders. He has successfully guided a variety of corporate, public and individual clients through the intricacies of the legislative and administrative practice in Trenton in such areas as public utilities and energy, environmental regulation and permitting, higher education, government organization, insurance, consumer affairs, alcohol, gaming and other highly regulated industries. He has represented clients before such investigatory agencies as the State Commission on Investigation, the State Comptroller and the State Legislature. He has been designated as Special Counsel for many State entities in complex matters, and was instrumental in the drafting of the study, legislation and implementation of the merger of the New Jersey Turnpike and the Garden State Parkway authorities. Mr Harla serves as general counsel to the Mercer County Improvement Authority and to the Rowan University-Rutgers-Camden Joint Board of Governors.

Prior to joining the Firm, Mr. Harla had a varied bi-partisan career in public service. He served as Deputy Chief Legal Counsel to Governor James Florio and as an Assistant Legal Counsel to Governor Thomas Kean. He also served as the Assistant Attorney General in Charge of Administrative Agency Advice overseeing the issuance of legal opinions and administrative and regulatory matters in the Division of Law, Department of Law and Public Safety.

As a Deputy Attorney General, Mr. Harla acted as General Counsel to the State colleges, the State Commission on Ethical Standards and the Department of Personnel.

Mr. Harla served as an aide to a Member of the State General Assembly, and as a Research Assistant in the Office of Legislative Services for the State Legislature.

Governmental Associations

Appointed as an Associate Counsel of the New Jersey League of Municipalities (2008-Present). Appointed by the New Jersey Attorney General to the Governor's Study Commission on Discrimination in Public Contracts and Procurements. Appointed by the Mayor to the Princeton Neighborhood Advisory Planning Committee (2014-2015).

Mr. Harla has acted as a senior advisor to several New Jersey gubernatorial transitions for ethics, labor and matters of government organization and governance, with a focus on the Governor's Office and the Attorney General's Office.

Teaching and Published Articles

Mr. Harla co-taught "New Jersey State and Municipal Government" at the Rutgers-Newark Law School, Spring Semester (2011). He has also been an instructor for the New Jersey Continuing Legal Education Center and the National Business Institute CLE on such topics as attorney ethics, lobbying and ethics, utility lobbying and regulation and the New Jersey judicial and public official appointments process. He has also published articles in a variety of publications on tort claim act immunity, property tax relief and pension reform.

Professional Recognition and Community Service

Martindale-Hubbell Preeminent AV Peer Rated (highest rating for ethical and legal competence).

Appointed by the New Jersey Supreme Court to the Professional Responsibility Rules Committee (September 1, 2015 – August 31, 2021 and reappointed to a second term expiring on August 31, 2027). Appointed by the Court to the Committee on the Unauthorized Practice of Law (January 1, 2006 - December 31, 2011).

Princeton Area Community Foundation, Trustee, Chair of the Communications Committee (2016 - 2021).

The Arts Council of Princeton: Member of the Executive Committee and of the Board of Directors (2014- 2021).

Dress for Success for Mercer County: Member of the Board of Directors (2010-2017); 2015 Gala Honoree.

New Jersey State Bar Association; American Bar Association.


  • Rutgers, The State University of New Jersey School of Law - Newark, Newark, New Jersey, J.D.
    • Rutgers College, B.A.
      • Honors: With High Distinction
      • Major: Political Science

    Bar Admissions

    • New Jersey
    • U.S. District Court District of New Jersey
    • U.S. Court of Appeals 3rd Circuit

    Past Positions

    • Governor James J. Florio, Deputy Chief Legal Counsel, 1991 to 1994
    • Division of Law, Department of Law and Public Safety, Assistant Attorney General in Charge of Administrative and Regulatory Matters, 1987 to 1991
    • Governor Thomas H. Kean, Assistant Counsel, 1986 to 1987
    • Office of Legislative Services for the New Jersey State Legislature, Research Assistant, 1974 to 1977