Overview
Rylan focuses his practice on complex civil litigation, helping clients navigate difficult disputes from inception through resolution and on appeal.
Rylan regularly counsels private and public entities on commercial contracts, regulatory compliance, and risk management.
He has litigated a range of cases, including disputes over aerospace patents and supplier relations, Native American reservation boundaries, financial institution class actions, product packaging and labeling, tribal healthcare, commercial real estate, site contamination, antitrust, business torts, and the Uniform Commercial Code. Having tried cases in both state and federal court, as well as in private arbitration, Rylan prides himself on designing creative solutions and strategies to meet the unique needs of each and every case. Balancing advocacy with practical sensibility, clients appreciate Rylan’s energetic, yet straightforward approach.
Areas of Focus
Admissions
- Washington, 2012
- U.S. District Court, Eastern District of Washington
- U.S. District Court, Western District of Washington
- U.S. Court of Appeals, 9th Circuit
- U.S. Supreme Court
Education
- J.D., University of California, Berkeley Law
- B.A., Claremont McKenna College
- A.A., Wenatchee Valley College
Honors & Recognition
- The Best Lawyers in America© Commercial Litigation, 2026
Professional Activities
- Federal Bar Association, Western District of Washington, Litigation Academy Committee, Co-Chair, 2020-present
Community Activities
- Community Foundation of North Central Washington, Board of Trustees, 2021-present
- Volunteer Javelin Coach
Experience Snapshot
Focusing on complexity rather than any particular specialty, Rylan’s practice involves representing clients in a wide variety of unique matters, including:
- Representing inventor’s estate in patent licensing fees dispute
Represented an inventor’s estate against an aeronautical parts manufacturer in a dispute over millions in unpaid patent licensing fees.
- Representing national construction products manufacturer in civil antitrust enforcement action
Represented a national construction-products manufacturer in a civil antitrust enforcement action against material suppliers engaged in price-fixing.
- Representing hospital and healthcare-facility operators in health care payment disputes
Represented multiple hospital and healthcare-facility operators against healthcare networks and third-party administrators in payment disputes involving Indian Health Services, Contract Health Services, and Medicare Like Rates.
- Representing credit unions in class action involving the assessment of overdraft fees
Represented multiple Washington State credit unions in class-action disputes over the assessment of overdraft fees.
- Representing national battery manufacturer in commercial lease dispute
Represented a national battery manufacturer in a commercial lease dispute involving allegations of environmental contamination and structural damage.
- Representing health supplement products manufacturer in commercial sales dispute
Represented a health supplement products manufacturer in a commercial sales dispute with a major seafood products supplier.
- Representing fishing products manufacturers in patent and trademark disputes
Represented multiple fishing products manufacturers in patent and trademark disputes.
- Representing the government of Canada in U.C.C. dispute
Represented the government of Canada against a Washington state biofuel supplier in a sales dispute involving a multi-national supply contract under the Uniform Commercial Code.
- Representing major electronics recycling facility in commercial contract dispute
Represented a major electronics recycling facility against a publicly traded software company in a commercial contract dispute.
- Representing international developer in real estate dispute
Represented a publicly listed company in international disputes over the purchase, sale, and development of real estate.
- Representing real estate investment group in shareholder dispute
Represented a real estate investment group in disputes concerning management, distributions, and alleged breaches of fiduciary duties.
- Representing administrators and beneficiaries in estate litigation
Represented several administrators and beneficiaries in suits under the Washington State Trusts and Estates Dispute Resolution Act (TEDRA) involving alleged fiduciary breaches, undue influence, and abuse of vulnerable adults.
- Representing major oil company in environmental contamination disputes
Represented an international oil company in disputes over alleged contamination from historic oil operations.
- Representing minority shareholder in minority shareholder oppression dispute
Represented a minority shareholder in international litigation under the Washington State Minority Shareholder Oppression Statute.
News & Insights
News
71 Foster Garvey Attorneys Recognized Among the 2026 Best Lawyers in America; Paul Trinchero Named ‘Lawyer of the Year’
08.21.25
Adrian Winder’s Service to a Domestic Abuse Survivor
10.19.23
Olympic Eagle Distributing Case Listed in Daily Journal’s “Top Verdicts”
02.21.20
Olympic Eagle Distributing Wins Appeal in Landmark Case for Fairness in Arbitrations
11.07.19
Mike Vaska and Rylan Weythman Featured as “Legal Lions” in Law360 Column
10.30.19
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