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Lanz, Sean D.

Sean D. Lanz - Portland, OR

Attorney at Cosgrave Vergeer Kester LLP

Lawyers in Portland, OR

900 SW Fifth Avenue 24th Floor Portland, OR 97204

Updated: 02/16/2026

Attorney Information

Overview

Sean's practice focuses on personal and commercial lines bodily injury and property damage defense. He frequently defends both first and third party bodily injury cases in Oregon and Washington. Prior to joining Cosgrave Vergeer Kester LLP, Sean managed his own practice at an insurance defense firm.

Sean represents nationally known automobile insurance carriers, fitness & health clubs, and trucking companies in bodily injury and property damage litigation in Oregon and Washington. Sean has also represented food distributors, restaurants, and grocery stores in significant bodily injury and premises liability litigation in Oregon, Washington, and the United States Federal District Court for the District of Oregon.

Sean takes great pride in aggressive, yet efficient representation. He also understands and values client communications, as each case brings with it unique circumstances and facts, which may guide a client’s expectations and objectives.


Education

  • Legal Education

    • University of Oregon School of Law, Eugene, Oregon

Current Employment Position(s)

  • Partner

Bar Admissions

  • Oregon
  • Washington
  • U.S. District Court District of Oregon
  • U.S. District Court Western District of Washington

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Contact

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Portland, OR

900 SW Fifth Avenue
24th Floor
Portland, OR 97204

Directions

Phone: (503) 323-9000

Fax: (503) 323-9019

Email: Send a message

  • Credit Cards Accepted

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