Atty. Gregory L. Mast

Atty. Gregory L. Mast

Professional Distinctions (Honors and Awards): Listed, "Chambers USA: America's Leading Lawyers for Business," Real Estate, Band 1; Listed, "Southwest Super Lawyers"; Listed, "The Best Lawyers in America," Woodard/White, Inc.; Listed, "Arizona's Finest Lawyers"; Listed, "Best Lawyers in the Valley," Phoenix Magazine; Listed, Marquis Who's Who, "Who's Who in American Law"; Attorney has achieved the highest rating for legal ability in Martindale-Hubbell. Past Experience: Mast Law Firm, P.C.

Phoenix Phoenix 47 yrs experience 47 year
Call (480) 934-0310 Book Appointment

Profile Summary

About Gregory L. Mast at a glance

Gregory L. Mast is an Attorney based in Phoenix, Arizona, practicing at Mast Law Firm P C. They have 47+ years of legal experience, licensed to practice since 1979. Their practice focuses on business and real estate. Admitted to practice in Arizona (1979). Educated at Harvard University (J.D., 1979) and DePauw University (B.A., 1976). Recognitions include AV Preeminent. Active member of State Bar of Arizona Arizona Town Hall Real Estate Advisory Council. Serands clients in Phoenix, AZ and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

Professional Distinctions

  • Listed, "Chambers USA: America's Leading Lawyers for Business," Real Estate, Band 1
  • Listed, "Southwest Super Lawyers"
  • Listed, "The Best Lawyers in America," Woodard/White, Inc
  • Listed, "Arizona's Finest Lawyers"
  • Listed, "Best Lawyers in the Valley," Phoenix Magazine
  • Listed, Marquis Who's Who, "Who's Who in American Law"
  • Attorney has achieved the highest rating for legal ability in Martindale-Hubbell

Past Experience

  • Mast Law Firm, P.C. (Shareholder and President, July 2008—)
  • Gallagher & Kennedy, P.A. (Shareholder; Past Chair, Real Estate Department; Past Chair, Corporate Section), May 1988-July 2008
  • Jones, Jury, Short & Mast, P.C. (Partner), January 1986-May 1988
  • Evans, Kitchel & Jenckes, P.C. (Partner), June 1979-January 1986

Professional Associations

  • The Thunderbirds (Past President and Past Board of Directors)
  • Past Member, Phoenix Chamber of Commerce, Special Events Committee
  • Past Member, Arizona Baseball Commission
  • Past Member, Valley Partnership

Practice Areas Explained

Gregory L. Mast's Areas of Practice

Each practice area below reflects the types of cases Gregory L. Mast handles, with a brief overview of what that area of law covers.

Business & Corporate Law

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

Gregory L. Mast is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Arizona →

Real Estate Law

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

Gregory L. Mast is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Arizona →

Jurisdictional Context

Why local counsel matters in Arizona

Practicing law in Arizona. Legal matters in Arizona are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Phoenix are typically filed in the local municipal court or the appropriate Arizona state district court, depending on subject matter and amount in controversy. An attorney licensed in Arizona 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 Arizona courts without local counsel or pro hac vice admission.

Looking for additional Arizona attorneys? Browse all attorneys in Phoenix or all attorneys in Arizona.

Frequently Asked

Common questions about Gregory L. Mast

Where is Gregory L. Mast's law office located?
Gregory L. Mast's law practice is located in Phoenix, Arizona. The firm is Mast Law Firm P C. You can contact the office directly through this profile page.
What practice areas does Gregory L. Mast handle?
Gregory L. Mast focuses on business, real estate. Each practice area listed reflects experience handling cases of that type in Arizona.
How long has Gregory L. Mast practiced law?
Gregory L. Mast has 47+ years of legal experience and has been licensed since 1979.
Where did Gregory L. Mast go to law school?
Gregory L. Mast earned their education at (J.D., 1979); (B.A., 1976).
How can I contact Gregory L. Mast for a consultation?
You can contact Gregory L. Mast 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 Gregory L. Mast received?
Gregory L. Mast's notable recognition includes: AV Preeminent.

Education

J.D.
Harvard University
- 1979
B.A.
DePauw University
- 1976

Awards

AV Preeminent

Bar Admissions

Arizona
Admitted: 1979

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