Philip Grennan joined WSHB in 2014 after many years at a general defense litigation firm in Seattle, Washington. His practice concentrates on complex general civil litigation, including defense of personal injury claims; professional liability, including representation of a wide range of specialty professionals such as architects, engineers, lawyers, financial industry specialists, healthcare industry specialists, etc.; construction accidents; automobile tort and underinsured motorist claims; premises liability; and environmental/toxic torts. Martindale-Hubbell conferred an “AV” rating, its highest, on Philip. He is a cum laude graduate of the University of Washington with a B.A. in Economics and earned his J.D. degree from the University of Washington Law School. Philip has practiced in trial courts throughout the State of Washington, the Washington Court of Appeals, the Washington Supreme Court, the United States District Court for the Western and Eastern Districts of Washington, and Ninth Circuit Court of Appeals. Philip is also a member of the Oregon State Bar.


  • Ferguson v. King County, et al. – Defense of government entity in scaffolding accident during concert series at county park. Co-defendant scaffolding company sued King County for contractual indemnity. King County prevailed at trial, and received a six figure judgment against scaffolding company for its costs and attorney’s fees in defending the cross-claim
  • Baker v. Prather – Defense of broker/realtor in real estate malpractice claim involving failure to investigate and disclose defects in property. Plaintiff prevailed against seller, but defendant broker/realtor won defense verdict with award of six figures in attorney’s fees
  • Brown v. Stewart – Defense of drug and alcohol counselor in claims by patient, who alleged improper handling and disclosure of information. Jury rejected plaintiff’s claim for over $200,000 in damages, and instead awarded damages less than $2,500
  • Farris v. Glynn – Defense of a highway accident in which plaintiff was severely injured from being struck as a pedestrian while walking along highway after car accident with defendant. Directed verdict in favor of defendant at close of plaintiff’s case
  • Linder v. Beadex – Defense of asbestos manufacturer in mesothelioma cancer case brought by plaintiff against various asbestos containing products and manufacturers. Trial proceeded against sole remaining defendant, with jury returning a verdict of less than prior payments and set-offs, resulting in a defense verdict
  • McCoy v. For Pete’s Sake Restaurant – Defense of restaurant in slip-and-fall accident with serious broken leg injuries. Jury returned defense verdict
  • Parker v. Corey Fuel Company – Defense of fuel distributor and claim brought by plaintiff whose vehicle suffered significant engine damage from allegedly contaminated fuel. After hearing expert testimony from both sides as to nature of engine damage and fuel contamination, jury returned defense verdict
  • Redding v. Bugni – Defense of legal malpractice claim by arising from complex divorce action. Jury returned defense verdict
  • Yoakum v. Donnelly – Defense of property owner against claims of trespass, waste and adverse possession issues. Defense verdict as to all claims for damages and client awarded easement rights with respect to property in question
  • Lassonde v. Mountain River Trails Association – Defense of claim against recreational camping organization for wrongful suspension in a binding arbitration proceeding.  Defense ruling with award of actual attorney’s fees



  • University of Washington School of Law (J.D., 1977)
  • University of Washington (B.A., 1974, cum laude)

Licensed to Practice in

  • Oregon
  • Washington


Events, Seminars & Speaking Engagements

  • Speaker, Premises Liability in Washington Presented by: Lorman Education Services
  • Speaker, NBI Litigating Insurance Coverage Claims Presented by NBI
  • Speaker, Litigation Counsel of America Conference on Expert Evidentiary Standards



  • The Minority Corporate Counsel Association
  • Washington State Bar Association
  • Litigation Counsel of America, Senior Fellow
  • Diversity Law Institute
  • Trial Law Institute
  • Litigation Counsel of America Trial Lawyer Honorary Society, Charter Fellow

Honors & Recognitions

  • AV Preeminent Peer Review Rated by Martindale-Hubbell
  • Selected as one of the Best Lawyers in America for Personal Injury Litigation - Defendants and Professional Malpractice Law - Defendants in Seattle (2021-2024)
  • Named a Super Lawyer by Washington Super Lawyer Magazine (2011-2016)

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