Glenn David Monserrat, JD, LL.M

Senior Attorney – Curtis Chambers Global Law Firm

Specialties: Taxation | Estate Planning | Business Law | Retirement Benefit Planning

With nearly two decades of legal experience, Glenn David Monserrat is a nationally respected authority in tax planning, estate law, and business advisory services. Admitted to practice in Washington, Arizona, and before the United States Tax Court, Glenn is known for his meticulous legal insight, strategic problem-solving, and unwavering commitment to client success.

Glenn currently serves as a senior attorney at Curtis Chambers Global Law Firm, where he leads the firm’s tax and estate planning division. His practice focuses on high-stakes tax controversies, trust and estate taxation, self-directed retirement plan compliance, and advising startups and established companies on entity formation, governance, and tax efficiency.

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A Legacy of Legal Excellence

Glenn's legal career began at the Monserrat Law Firm, where he quickly earned a reputation for navigating complex IRS disputes with precision. His ongoing service with the University of Washington School of Law Federal Tax Clinic—spanning over 16 years—underscores his commitment to pro bono work and tax justice.

Among his notable victories:

• IRS Penalty Reversal for a Tech Entrepreneur: Successfully argued before the IRS Appeals Division to reverse a $2.3 million penalty levied against a startup founder for alleged offshore income concealment.
• $9.7M Trust Reorganization: Reorganized a multi-generational estate plan involving six trusts and three corporate entities, protecting nearly $10 million in family assets from estate tax exposure.
• Landmark Innocent Spouse Relief Case: Secured full tax relief for a retired schoolteacher wrongfully burdened by her ex-spouse’s liabilities—setting a favorable precedent in Washington State.

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Education & Professional Background

• LL.M. in Taxation: University of Washington School of Law
• Juris Doctor (J.D.): Seattle University School of Law (Dean's Scholarship)
• Performer’s Diploma (PD): Indiana University Bloomington (High Honors)
• Master of Music (MM): University of Arizona
• Bachelor of Music (BM): University of New Mexico

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Areas of Practice

• Tax Planning & Tax Controversies
• Estate Planning & Trust Administration
• Self-Directed Retirement Plan Compliance
• Business Entity Formation & Structuring
• Nonprofit & 501(c)(3) Organization Qualification
• Probate and Elder Financial Strategies

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Bar Admissions

• Washington State Bar – Admitted 2007
• Arizona State Bar – Admitted 2009
• U.S. District Court, Western District of Washington – Admitted 2009
• U.S. Tax Court – Admitted 2009

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Personal Life & Values

Outside the office, Glenn is a devoted husband and father, a classical guitarist, and an active youth soccer coach. He enjoys traveling with his family, playing music, and mentoring future legal professionals. Clients describe him as approachable, brilliant, and deeply committed to making a difference in their lives.