Steven H. Winterbauer

Steven H. Winterbauer: Attorney with Winterbauer & Diamond PLLC AV stamp icon
Attorney Awards


Steve is the firm’s founder and managing member. He began his legal career at Foster, Pepper & Shefelman, where he became a partner and served as Chair of the Employment and Labor Group. Steve has over twenty-five years of experience counseling and litigating in employment and labor matters. He counsels employers through the employment and labor implications of mergers, acquisitions, reductions-in-force, early retirement programs, successive planning, and plant closures. He has successfully defended companies before state and federal courts, as well as administrative agencies.

Steve also has significant experience prosecuting and defending claims related to employee mobility and the disposition of business assets, including, for example, claims for breach of non-competition, non-solicitation and no-hire agreements, breach of fiduciary duty, violation of the Computer Fraud and Abuse Act, and trade secret misappropriation. His arbitration experience ranges from private arbitration pursuant to mandatory arbitration agreements to traditional labor arbitration, to public sector interest arbitration.

Professional Activities

-Executive Committee - Washington State Bar Association Employment and Labor Law Section, 2012-Present

-Employee Relations Law Journal Editorial Advisory Board, 1996-Present

-Washington Defense Trial Lawyer Association

-Washington State Bar Association’s Annual Employment Law Institute, co-founder and co-chair, 1993-2010

-Pacific Coast Labor Law Conference Planning Committee, 1993—1995

-Mercer Island Civil Service Commission, Commissioner, 1996—2001

-JAMS/endispute, Mediator/Arbitrator, 1996-2001

Professional Recognition

-Chambers USA, A Leading Lawyer for Labor & Employment Law in WA, 2004-2015

-Martindale-Hubbell, AV® Preeminent™ 5.0 out of 5 Peer Review, 1999-2015

-Martindale-Hubbell, 5.0 out of 5 Client Review, 2010-2015

-Thomson Reuters, Inclusion in the Washington Super Lawyers® list, 2000-2015

-Woodward/White, named the Best Lawyers® 2014 Seattle Employment Law - Management "Lawyer of the Year"

-Woodward/White, Inclusion in the Best Lawyers in America® 2006-2016.

Areas of Practice (6)

  • Labor and Employment Law
  • Litigation
  • Employee Benefits
  • Business Torts
  • Trade Secrets
  • Unfair Competition

Education & Credentials

Contact Information:
206-676-8440  Phone
206.676.8441  Fax
University Attended:
Stanford University, B.A., with distinction, 1983
Law School Attended:
Stanford Law School, J.D., 1986
Year of First Admission:
1986, Washington; 1986, U.S. District Court, Eastern and Western Districts of Washington and U.S. Court of Appeals, Ninth Circuit
American Bar Association (Member, Sections on: Labor & Employment; Litigation); Washington State Bar Association (Member, Section on: Labor & Employment); King County Bar Association (Member, Sections on: Labor & Employment; Litigation)
Payment Information:
  • Fixed Hourly Rates
  • Fixed Fees Available

Peer Reviews

A Martindale-Hubbell Peer Rating reflects a combination of achieving a Very High General Ethical Standards rating and a Legal Ability numerical rating.

*Peer Reviews provided before April 15, 2008 are not displayed.

Seattle, Washington