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Karl A. Weiss

Lasher

Seattle, WA

Trusted business attorney serving Seattle.

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Karl A. Weiss is an attorney based in Seattle, WASHINGTON. The practice focuses on Business, Family Law, and Tax. Currently practicing at Lasher.

Based in
Seattle, WASHINGTON
Experience
attorney
Known for
Business · Family Law · Tax
  • Handles Business, Family Law, and Tax matters from Seattle, WASHINGTON.
  • Recognized with Lawyer of the Year — Closely Held Companies and Family Businesses Law (Seattle) (2026).

About Karl A. Weiss: Karl A. Weiss is an attorney based in Seattle, WASHINGTON. The practice focuses on Business, Family Law, and Tax. Currently practicing at Lasher.

Areas of practice

Practice focus

Karl A. Weiss represents clients in Seattle, Washington across the following areas of law. Each area links to other verified attorneys with the same focus.

Biography

About Karl A. Weiss

With over 20 years of experience and 250+ merger/acquisition transactions (ranging up to $120M), Karl provides comprehensive legal and tax counsel, personalized to all types of closely held and family businesses throughout the Pacific Northwest. Drawing upon a significant federal and state tax background, he enjoys assisting clients with choice of entity and formation, governance and operating agreements, employment and compensation plans, service agreements, as well as business dissolutions, succession planning, mergers/acquisitions, and advanced estate/tax planning. Utilizing a team approach, he works closely with the clients’ other professional advisors.

Prior to joining Lasher Holzapfel Sperry and Ebberson, Karl was a Manager with a big-four accounting firm in its state and local tax consulting practice, where he assisted Fortune 500 clients, middle market businesses, and emerging growth companies in tax and strategic planning.

During law school, Karl served on the Willamette Law Review, was a member of Inns of Court (mentored by Oregon Supreme Court Chief Justice Wallace P. Carson), and clerked for the five Magistrates of the Oregon Tax Court.

Credentials

Education

  • Willamette University

    J.D. · 1998

  • New York University

    LL.M. · 1999

  • University of Wisconsin–Madison

    B.A.

Recognition

Awards & honors

  • Lawyer of the Year — Closely Held Companies and Family Businesses Law (Seattle)

    2026

  • Best Lawyers in America — Closely Held Companies and Family Businesses Law

    2026

  • Best Lawyers in America — Tax Law

    2026

  • Best Lawyers in America — Additional Areas of Practice:

    2026

  • Best Lawyers in America — Business Organizations (including LLCs and Partnerships)

    2026

  • Best Lawyers in America — Mergers and Acquisitions Law

    2026

  • Best Lawyers in America — Awards:

    2026

  • Best Lawyers in America — Named to “Best Lawyers” 2021 Edition of The Best Lawyers in America in Closely Held Companies and Family Businesses Law

    2026

  • Best Lawyers in America — Super Lawyers magazine Washington (business/corporate law) – 2010-2022

    2026

  • Best Lawyers in America — Seattle Met magazine Top Lawyer (business/corporate law) – 2011-2020

    2026

  • Best Lawyers in America — Washington Law & Politics magazine, Rising Star, 2008 and 2009

    2026

  • Best Lawyers in America — Seattle Business Monthly magazine (tax law) 2007

    2026

  • Best Lawyers in America — Seattle magazine, Top Lawyer (tax law) 2007

    2026

Locations

Office locations

Main office

Lasher

601 Union Street, Suite 2600

Seattle, Washington 98101-4000

Open in Google Maps

Client feedback

Client reviews

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Frequently asked

Common questions

  • What areas of law does Karl A. Weiss practice?

    Karl A. Weiss focuses on Business, Family Law, and Tax.

  • Where is Karl A. Weiss located?

    Karl A. Weiss primarily serves clients in Seattle, Washington, with an office at 601 Union Street, Suite 2600.

  • Is Karl A. Weiss a verified attorney?

    Karl A. Weiss's profile is listed but has not yet been claimed by the attorney. Verification status is pending.

  • How can I schedule a consultation with Karl A. Weiss?

    You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 206-624-1230.