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Steve Masterson
SEDA Experts

Steve Masterson

Managing Director

Steve Masterson is an expert witness in trust and fiduciary litigation. He has served in court-appointed fiduciary roles, including Trustee and Personal Representative. His experience includes trust administration, trust accounting, and fiduciary duty issues in probate and trust disputes.

Trust and Estate Administration Expert Witness

Steve Masterson has served extensively in court-appointed fiduciary roles, including Trustee, Personal Representative, Conservator, Special Administrator, and Special Master, in matters involving contested estates, fiduciary removals, trust restructurings, asset liquidations, and the administration of complex trust portfolios. His experience includes judicial appointments involving high-value estates, closely held businesses, real estate, investment securities, and alternative assets.

He is frequently retained as an expert witness nationwide in disputes involving individual fiduciaries, trustees, banks, trust companies, and investment advisors. Mr. Masterson has provided deposition, arbitration, and trial testimony on issues including fiduciary standards of care, duties of loyalty and impartiality, trustee discretion, trust accounting and reporting, trustee compensation, asset allocation and diversification, application of the Uniform Trust Code, Uniform Prudent Investor Act, and the Uniform Principal and Income Act, and damages arising from alleged fiduciary breaches. His engagements have involved, among other matters, Ponzi schemes, cryptocurrency assets, timber and ranch properties, and complex multi-entity trust structures.

Prior to his independent fiduciary and consulting practice, Mr. Masterson held senior trust and advisory roles at major financial institutions, including Wells Fargo Bank, N.A., Bradford Trust Company, and Independence Trust Company, where he managed and administered trust and investment portfolios exceeding hundreds of millions of dollars in assets. His responsibilities included asset allocation strategy, estate planning coordination, fiduciary risk management, trust operations oversight, and supervision of multi-state trust administration.

Earlier in his career, Mr. Masterson served as President of a commercial finance firm and as Trust Administrator at Gardere & Wynne, LLP, where he developed expertise in federal estate tax, fiduciary income tax, trust accounting, and complex estate planning for high-net-worth individuals.

Mr. Masterson holds a B.A. in Political Science and History, has completed advanced professional education in trust banking and mediation, and has served in leadership roles within professional and nonprofit organizations, including as President of the Coeur d’Alene Estate Planning Council.

EXPERTISE

Trust and Estate Administration

Fiduciary Duties

Trust Accounting

Fiduciary Investment Oversight

Trustee Discretion


EDUCATION

Fulcrum Institute

Mediation Training


Texas School of Trust Banking

Certificate of Completion


Dallas Baptist University

B.A., Political Science and History

WORK HISTORY

SEDA Experts

Managing Director

2026-Current


Trust Solutions, Inc.

Professional Fiduciary, Trust Consultant, Expert Witness

2008-Current


Wells Fargo Bank

Vice President, Trust & Financial Advisor, Relationship Manager

2001-2008


Bradford Trust Company (sub of PaineWebber)

Trust Admin Group A Leader

2000-2001


Independence Trust Company Franklin

Vice President

1998-2000


American Factors of Nashville

President

1995-1997


Gardere & Wynne, LLP

Trust Administrator

1983-1995

Contact Form
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Contact

Steve Masterson

1185 Avenue of the Americas
New York, NY 10036

+1 646-626-4555

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