Nicholas M. Hasenfus is a Boston intellectual property attorney who concentrates his practice on intellectual property (IP) licensing, transportation, data privacy and security, and information technology (IT). His practice includes the resolution of disputes over intellectual property rights through alternative dispute resolution channels as well as litigation.

Licensing and Transactions

Mr. Hasenfus drafts and negotiates agreements and advises clients on a wide range of IP and IT matters, including software development and licensing, cloud computing, master services agreements and revenue sharing agreements across industries and technologies, including financial services, transportation and energy. Mr. Hasenfus also has significant experience drafting online terms of use and privacy policies. His experience also includes performing IP diligence in connection with mergers and acquisitions. Mr. Hasenfus also develops and manages procurements for business procuring software and technology, including preparing contract terms, technical specifications and evaluation procedures.

Privacy and Information Security

Mr. Hasenfus advises clients on best practices in data privacy and information security, including policies related to data security, privacy and acceptable use. Mr. Hasenfus has experience in training clients' employees on best practices. Additionally, he has experience with data breach security and preparedness and data breach response, including assisting with internal investigations and implementing subsequent mitigation efforts.


Mr. Hasenfus assists and advises public and private transportation clients in various aspects of public procurements, including preparing procurement documents such as contract terms and technical specifications. He also advises clients on U.S. Department of Transportation and Federal Transit Administration regulations, as well as local and state procurement laws and regulations. Mr. Hasenfus' procurement experience includes software development and licensing, fare payment, advertising technology, public-private partnerships, management outsourcing, and operations and maintenance. He also advises businesses participating in the procurement process, including reviewing the client's risk based on the procurement documents, preparing questions and clarifications to submit to the procurement authority, developing and managing evaluation procedures, and revising contract terms related to the procurement.

Litigation and Dispute Resolution

Mr. Hasenfus provides clients with pre-litigation advice and assists clients with using alternative dispute resolution channels to avoid litigation. Mr. Hasenfus has also briefed and argued a variety of motions, assisted with preparing witnesses, and assisted with defending and responding to discovery.

Community Involvement

Mr. Hasenfus taught constitutional law to inner-city high school students as a Marshall-Brennan Constitutional Literacy Fellow, as well as privacy education to middle school students in Cambridge, Massachusetts. He also represented indigent juveniles as a Rule 3:03 student attorney through his participation in the Juvenile Defenders Clinic.

Prior to attending law school, Mr. Hasenfus was a sergeant in the U.S. Marine Corps where he deployed to Iraq and Afghanistan. He currently volunteers as a mentor to veterans participating in treatment at the Boston Veterans Treatment Court and actively provides pro bono representation to service members, veterans and their families with the unique legal challenges they face before the U.S. Department of Veterans Affairs and with state law issues. Mr. Hasenfus accepted an invitation from Legal Services Corporation (LSC) to serve on its new Veterans Task Force, an initiative to assist former military service members in overcoming legal problems that create barriers as they transition from active duty to civilian life. LSC is the nation's largest funder of civil legal aid for low-income people.

Within the firm, Mr. Hasenfus serves on the Boston office's Hiring Committee and as Pro Bono Chair of the firm's Veterans Group.

Previously, Mr. Hasenfus was a law clerk to the Honorable Joseph A. Trainor of the Massachusetts Appeals Court.

Representative Experience


  • Suffolk University Law School, J.D., summa cum laude
  • Bridgewater State University, B.A., Philosophy, summa cum laude
Bar Admissions/Licenses
  • Massachusetts
Court Admissions
  • U.S. District Court for the District of Massachusetts
  • U.S. Court of Appeals for the First Circuit
  • U.S. Court of Appeals for Veterans' Claims
  • Veterans Legal Services of Boston, Board of Directors
  • Legal Services Corporation, Member, Veterans Task Force; Member, Emerging Leaders Council
  • Suffolk University Veteran Alumni Committee, Advisory Council
  • YW Boston, Lead Boston Program Class of 2021
  • ABA Standing Committee on Legal Assistance for Military Personnel, 2019
  • Boston Bar Association, Public Interest Leadership Program, 2018-2019
  • Boston Bar Association
  • Massachusetts Bar Association
  • American Bar Association
  • The International Legal Honor Society of Phi Delta Phi
  • Journal of High Technology Law, Managing Editor
Honors & Awards
  • Rising Star, Massachusetts Super Lawyers magazine, 2021
  • Holland & Knight Public and Charitable Service All-Star Award, 2017-2019
  • Holland & Knight Public and Charitable Service Pro Bono All-Star, 2017-2020
  • Pro Bono High Honor Roll, Massachusetts Supreme Judicial Court, 2019
  • Suffolk University Law School Law Faculty Outstanding Student Award
  • Suffolk University Law School Best Brief Award, Legal Practice Skills
  • Suffolk University Law School Jurisprudence Awards in Contracts and Torts


Speaking Engagements