Donnelly A. Gillen

Donnelly A. Gillen

Senior Counsel


  • Real Estate
  • Construction
  • Litigation & Dispute Resolution
  • Litigation & Dispute Resolution

WSG Practice Industries


Hanson Bridgett LLP
California, U.S.A.


Donnelly is an experienced construction attorney adept at both litigation and transactional matters. She represents a wide range of industry players including private owners, public agencies, developers, general contractors, subcontractors, and product manufacturers in residential, commercial, and heavy civil construction disputes, leasing disputes, fraud claims, strict liability claims, and personal injury claims.  She is an effective advisor of individuals and businesses in contract drafting and negotiations and well-versed in traditional delivery methods as well as in the Integrated Project Delivery method.  Representative transactional clients include publicly traded biotech companies, medical device manufacturers, government agencies, and institutions of higher learning.

Bar Admissions

  • California
  • U.S. District Court for the Northern District of California
  • U.S. District Court for the Central District of California
  • U.S. Court of Appeals for the Ninth Circuit


J.D., University of California, Hastings College of the Law (2008)
B.A., summa cum laude, University of Maryland, College Park (2005)
Areas of Practice

Construction | Litigation & Dispute Resolution | Litigation & Dispute Resolution | Real Estate

Professional Career

Professional Associations

  • National Association of Women in Construction, San Francisco Chapter, Board Vice President
  • Construction Owners Association Of America
  • Alameda County Bar Association
  • San Francisco County Bar Association
  • ABA Forum on Construction Law

Professional Activities and Experience

  • Northern California Super Lawyers Rising Star, Construction Litigation (2014-2019)


Construction Disputes: Representing the Contractor, Fourth Edition, Chapter 4: "Bid Protests and Bid Mistakes" and Chapter 5: "Suing the Private Owner," co-author (October 2019)