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Mary L. Moseley

Lane Powell PC • Seattle, WA
Estate PlanningPersonal InjuryTax

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Contact

Email
Phone
(206) 593-3984
Address
1420 Fifth Avenue, Seattle, WA, 98111-9402, US

Professional

About

Mary L. Moseley is a seasoned attorney at Lane Powell PC in Seattle, Washington, specializing in estate planning and tax law. With 27 years of experience, she has built a distinguished career as a trusts and estates attorney across Maine, California, and Washington. Mary possesses extensive expertise in complex estate planning, estate and trust administration, and navigating IRS gift and estate tax audits. Before joining Lane Powell, Mary served as a director in Deloitte Tax, LLP's Estate, Gift and Trust Tax Practice for 16 years. In this capacity, she was instrumental in developing and implementing transfer tax strategies for high-net-worth individuals, as well as overseeing the administration of intricate estates. Her comprehensive understanding of tax implications and regulatory requirements allows her to provide tailored solutions that meet her clients' unique needs. Mary’s commitment to her clients and her deep knowledge of estate planning and tax law make her a trusted advisor in her field. She is dedicated to ensuring that her clients achieve their estate planning goals while minimizing tax liabilities and streamlining the administration process.

About Estate Planning Law

Estate planning attorneys help individuals plan for the distribution of their assets and care during incapacity. They create wills, trusts, and other documents to protect families and minimize taxes. Common matters include wills, trusts, powers of attorney, healthcare directives.

Credentials

Education
1989 Boston University LL.M - Master of Laws 1987 University of Washington School of Law JD - Juris Doctor 1980 University of Massachusetts MS - Master of Science 1979 Bowdoin College BA - Bachelor of Arts
Languages
English

Recognition & Involvement

Publications
2008 Trusts & Estates The Thrill of Trust Funding
Speaking
2013 American Institute of Certified Public Accountants Advanced Estate Planning Conference Generation Skipping Tax (GST) Part 2 -- Practical Application 2010 Florida Institute on Federal Taxation Conference Postmortem Tax Planning
Updated: Mar 25, 2026