William Knowles

Cozen O'Connor PC

William F. Knowles Knowles focuses his practice on insurance coverage and commercial litigation matters. Bill advises his clients concerning insurance coverage for a variety of claims, including construction defect, environmental and general liability.

He has served in an advisory capacity while claims are pending and represents clients both before and after litigation with the insurer ensues. In addition, he has extensive experience litigating and trying cases to verdict, including claims regarding product liability, premises liability, unfair competition, contract, construction defect, job site injury and insurance coverage.

Bill has appeared before the appellate courts in Washington, Oregon and the 9th and 10th Circuits, and in trial courts throughout the United States. Bill earned his Bachelor of Arts from Washington State University in 1983, and his J.D from Seattle University in 1987.


  • Seattle University, J.D., 1987
  • Washington State University, B.A., 1983

BAR ADMISSIONS : Oregon; Washington; Idaho


  • Oregon Supreme Court
  • U.S. Court of Appeals for the Ninth Circuit
  • U.S. District Court — Eastern District of Washington
  • U.S. District Court — Western District of Washington
  • Washington Supreme Court
  • Idaho Supreme Court
  • U.S. Court of Appeals for the Tenth Circuit


  • Defense Research Institute
  • King County Bar Association
  • Oregon State Bar Association
  • Washington State Bar Association
  • Washington State Defense Trial Lawyers Association


Rate : $$$

What types of cases Attorney William Knowles & Cozen O'Connor PC can handle?
Cozen O'Connor PC can handle cases related to laws concerning Real Estate, Litigation, Insurance, Construction, Product Liability, Energy Utilities & Environmental. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Cozen O'Connor PC located?
Cozen O'Connor PC is located at Wells Fargo Center, 999 3rd Ave #1900, Seattle, WA 98104, USA. You can reach out to Cozen O'Connor PC using their phone line (206) 224-1289. You can also check their website cozen.com or email them at [email protected].
How much would it cost to hire Cozen O'Connor PC?
William Knowles lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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Cozen O'Connor PC
3rd Avenue 999
Seattle 98104 WA US
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