Atty. Robert Donald Mastry

Atty. Robert Donald Mastry

Robert Donald Mastry is a lawyer practicing zoning, planning and land use, business law, real estate and lending transactions and 8 other areas of law. Robert received a degree from New York University in 1969, and has been licensed for 61 years.

St. Petersburg St. Petersburg 61 yrs experience 61 year
Call (656) 235-0141 Book Appointment

Profile Summary

About Robert Donald Mastry at a glance

Robert Donald Mastry is a Shareholder based in St. Petersburg, Florida, practicing at Trenam Law. They have 61+ years of legal experience, licensed to practice since 1965. Their practice focuses on trusts, probate, estate planning, business, and real estate. Admitted to practice in Florida (1965). Educated at New York University (LL.M., 1969) and University of Florida College of Law (J.D., 1965). Recognitions include AV Preeminent. Active member of PROFESSIONAL INVOLVEMENT •American Bar Association, Tax Section •The Florida Bar - Tax Section, Executive Council, past member - Real Property, Probate and Trust Law Section •St and Petersburg Bar Association •American Bar Foundation, fellow •American Law Institute, Fellow. Serands clients in St. Petersburg, FL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Robert Donald Mastry is a lawyer practicing zoning, planning and land use, business law, real estate and lending transactions and 8 other areas of law
  • Robert received a degree from New York University in 1969, and has been licensed for 61 years
  • Robert practices at Trenam Law in St. Petersburg, FL

Practice Areas Explained

Robert Donald Mastry's Areas of Practice

Each practice area below reflects the types of cases Robert Donald Mastry handles, with a brief overview of what that area of law covers.

Trusts

Robert Donald Mastry is one of 104,171 trusts attorneys indexed nationally. Browse trusts attorneys in Florida →

Probate

Robert Donald Mastry is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Florida →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

Robert Donald Mastry is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in Florida →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Robert Donald Mastry is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Florida →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Robert Donald Mastry is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Florida →

Jurisdictional Context

Why local counsel matters in Florida

Practicing law in Florida. Legal matters in Florida are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in St. Petersburg are typically filed in the local municipal court or the appropriate Florida state district court, depending on subject matter and amount in controversy. An attorney licensed in Florida brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Florida courts without local counsel or pro hac vice admission.

Looking for additional Florida attorneys? Browse all attorneys in St. Petersburg or all attorneys in Florida.

Frequently Asked

Common questions about Robert Donald Mastry

Where is Robert Donald Mastry's law office located?
Robert Donald Mastry's law practice is located in St. Petersburg, Florida. The firm is Trenam Law. You can contact the office directly through this profile page.
What practice areas does Robert Donald Mastry handle?
Robert Donald Mastry focuses on trusts, probate, estate planning, business, real estate. Each practice area listed reflects experience handling cases of that type in Florida.
How long has Robert Donald Mastry practiced law?
Robert Donald Mastry has 61+ years of legal experience and has been licensed since 1965.
Where did Robert Donald Mastry go to law school?
Robert Donald Mastry earned their education at (LL.M., 1969); (J.D., 1965).
How can I contact Robert Donald Mastry for a consultation?
You can contact Robert Donald Mastry directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Robert Donald Mastry received?
Robert Donald Mastry's notable recognition includes: AV Preeminent.

Education

LL.M.
New York University
- 1969
J.D.
University of Florida College of Law
- 1965

Awards

AV Preeminent

Bar Admissions

Florida
Admitted: 1965

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