Corporate Law Mergers and Acquisitions Law Securities / Capital Markets Law Securities Regulation
Andrew B. Moore
Awarded Practice Areas
Biography
Andrew Moore, a partner in the firm’s Business practice, focuses his practice on public offerings and corporate finance, securities regulation, corporate governance and mergers and acquisitions. Andrew is a leader of the firm’s public companies group, regularly advising public companies on best corporate governance practices, disclosure matters and SEC compliance. He has a wide range of securities offering experience, including initial and follow-on public offerings, and shelf offerings of both debt and equity securities. His corporate clients include Amazon.com, Costco Wholesale Corporation, Idaho Power Company, Microsoft Corporation, Lenco Mobile, Puget Sound Energy, and Zillow Inc.
Andrew is a co-author of The Public Company Handbook: A Corporate Governance and Disclosure Guide for Directors and Executives and a contributor to The Initial Public Offering Handbook: A Guide for Entrepreneurs, Executives, Directors and Private Investors (2008). He serves as a speaker for the National Investor Relations Institute on a variety of public company topics, including SEC disclosure, Regulations FD, G and M-A, and key issues in public company governance. Andrew also has extensive mergers and acquisitions experience, representing Puget Energy in its $7.4 billion sale, Microsoft in acquisitions, including the acquisitions of Yammer, Inc. and Nasdaq-listed Greenfield Online Inc., Amazon.com in its acquisitions, and Nasdaq-listed Zillow Inc. in its recent acquisitions of RentJuice, Mortech and Diverse Solutions.
Andrew is a co-author of The Public Company Handbook: A Corporate Governance and Disclosure Guide for Directors and Executives and a contributor to The Initial Public Offering Handbook: A Guide for Entrepreneurs, Executives, Directors and Private Investors (2008). He serves as a speaker for the National Investor Relations Institute on a variety of public company topics, including SEC disclosure, Regulations FD, G and M-A, and key issues in public company governance. Andrew also has extensive mergers and acquisitions experience, representing Puget Energy in its $7.4 billion sale, Microsoft in acquisitions, including the acquisitions of Yammer, Inc. and Nasdaq-listed Greenfield Online Inc., Amazon.com in its acquisitions, and Nasdaq-listed Zillow Inc. in its recent acquisitions of RentJuice, Mortech and Diverse Solutions.
Overview
- Seattle University, J.D., graduated 1997
- University of Washington, BA
- Washington, Washington State Bar Association
- American Bar Association - Member
- Washington State Bar Association - Member
- Washington, Washington State Bar Association
- American Bar Association - Member
- Washington State Bar Association - Member
- Seattle University, J.D., graduated 1997
- University of Washington, BA
Client Testimonials
Awards & Focus

Named "Lawyer of the Year" by Best Lawyers® for:
- Securities / Capital Markets Law, Seattle (2023)
- Mergers and Acquisitions Law, Seattle (2020)
Recognized in The Best Lawyers in America® 2026 for work in:
- Corporate Law
- Mergers and Acquisitions Law
- Securities / Capital Markets Law
- Securities Regulation
Additional Areas of Practice:
- Corporate Governance Law
Awards:
- Listed in Washington Law & Politics, “Rising Stars of Washington Law", 2001 - 2005
- Listed in Washington Law & Politics, “Washington's Super Lawyers", 2005, 2012 - Present
- Ranked by Chambers USA, as “America’s Leading Business Lawyers", 2010 - Present
News & Media
Publications
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