
KINNON W. WILLIAMS | Managing Partner
Email: kww@williamspsc.com | Phone: (425) 486-8138
Kinnon W. Williams specializes in eminent domain and municipal law. Prior to entering private practice, Mr. Williams served as an assistant deputy prosecutor for Pierce County.
Regarded as one of the leading eminent domain trial attorneys in the Washington state, Mr. Williams has represented both public entities and private property owners in negotiations, mediation, and bench and jury trials including successfully arguing cases before the Washington State Supreme Court.
In the area of municipal law, Mr. Williams provides special and general legal counsel to local governments including cities, fire departments, and utilities. Mr. Williams offers a comprehensive approach to local governments’ legal needs, whether dealing with a specific legal issue or providing day-to-day counsel.
LISA MARIE HAMMEL | Staff Attorney
Email: lmh@williamspsc.com | Phone: (425) 486-8138
Lisa M. Hammel focuses on the representation of municipal and private clients in cases involving contract disputes, construction defects, condemnation, land use and real estate issues.
Ms. Hammel brings interdisciplinary skills to the practice, with degrees in law and engineering. She has experience in industrial and automotive manufacturing, and was an officer in a residential construction company for more than 10 years.
Ms. Hammel serves as an arbitrator for both King and Snohomish counties' mandatory arbitration programs administered under the jurisdiction of the respective Superior Court systems, and as a Hearing Officer for Attorney Discipline hearings.
She is also a volunteer attorney with Eastside Legal Assistance, helping low-income clients with criminal and civil matters including domestic violence, consumer and landlord/tenant issues, wills, and contracts.
JOSEPH H. MARSHALL | Staff Attorney
Email: jhm@williamspsc.com | Phone: (425) 486-8138
Mr. Marshall is a general practice attorney, concentrating on real estate and criminal defense. He has experience as a private and public criminal defense attorney, including work for the King County Defender Association.
On the civil side of his practice, Mr. Marshall secured the largest settlement against Sound Transit for a subsidence case up to that time, and obtained a deed to property at issue in an adverse possession case.
On behalf of clients facing criminal charges, he has won misdemeanor trials and settled felony cases including DUI and reckless driving, assault, robbery, and drug possession including dismissal for a client caught with marijuana in the courthouse.
RICHARD W. PIERSON | Of Counsel
Email: rwp@williamspsc.com | Phone: (425) 486-8138
Richard W. Pierson is widely respected as one of Washington’s leading authorities on eminent domain. He has handled more than 600 condemnation cases and more than 70 trials in Washington, Alaska, Oregon and Idaho. Mr. Pierson also serves as an arbitrator and mediator in several local jurisdictions.
Mr. Pierson specializes in representing property owners in real estate condemnation disputes. On behalf of clients, he seeks just compensation for condemned parcels of all types and descriptions, including commercial, residential, waterfront, industrial, and unimproved land.
In addition to representing private property owners, Richard has also done selective work on behalf of condemning government agencies.



