Elizabeth Mathieu
Mathieu, Ranum & Allaire, PLLC
Elizabeth L. Mathieu is a highly experienced attorney based in Ketchum, Idaho, and is a co-founding and managing partner at Mathieu, Ranum & Allaire, PLLC
. Her legal practice focuses on:
Trusts and estates
International estate planning
Charitable planning (domestic and international)
Tax-exempt charitable organization law
Tax law (including estate, fiduciary, and business tax matters)
She has over 38 years of legal experience, with bar admissions in Idaho (since 2011), New York (since 1983), and the U.S. Supreme Court (since 2009).
Before moving to Idaho, Mathieu held leadership roles at institutions such as Chase Manhattan Private Bank and Neuberger Berman Trust Companies, and she managed her own law firm in New York.
Mathieu is recognized as an authority in tax and estate planning and has frequently published and spoken on related topics. Her work has appeared in publications like the NYU Institute on Federal Taxation Proceedings, Journal of Estate Planning, Journal of Gift Planning, Ali-Aba Post-Mortem Estate Planning, and Journal of Private Portfolio Management. She has been quoted in Forbes, Fortune, Departures Magazine, and the Financial Times.
She is active in professional organizations, including the Society of Trust and Estate Practitioners and the International Women's Forum.
Mathieu holds a BA from Vassar College, a JD from Suffolk University Law School, and a Master’s in International Affairs from Columbia University.
Award - She is ranked by Chambers and Partners High Net Worth Guide.
She is described by clients and peers as extremely knowledgeable, thorough, and pleasant to work with.
Languages spoken include English, and basic French, and Italian.
- Estate Planning
- Guardianship & Conservatorship Estate Administration, Health Care Directives, Trusts, Wills
- Tax Law
- Business Taxes, Criminal Tax Litigation, Estate Tax Planning, Income Taxes, International Taxes, Payroll Taxes, Property Taxes, Sales Taxes, Tax Appeals, Tax Audits, Tax Planning
- Tax-Exempt Organizations Law
- Free Consultation
- Idaho
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- New York
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- U.S. Supreme Court
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- Vassar College
- B.A.
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- Suffolk University Law School
- J.D.
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- Columbia University School of International Affairs
- M.A.
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- Idaho Bar
- Member
- Current
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- US Supreme Court
- Admitted
- Current
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- American Bar Association, Real Property, Probate and Trusts
- Member
- Current
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- American Bar Association, Taxation
- Member
- Current
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- International Women's Forum
- President, IWF Idaho
- - Current
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- Society of Trust and Estate Practitioners
- Member
- - Current
- Activities: International society of estate planning attorneys
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- New York State Bar # 2109460
- Member
- - Current
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- TRUSTS AND ESTATES PRACTIONER
- SOCIETY OF TRUSTS AND ESTATES PRACTIONERS
