Atty. Justin D Castillo

Atty. Justin D Castillo

Mr. Justin D Castillo is a lawyer practicing business law, civil rights, commercial law and 10 other areas of law.

Tucson Tucson 21 yrs experience 21 year
Call (520) 322-5000 Book Appointment

Profile Summary

About Justin D Castillo at a glance

Justin D Castillo is an Associate Attorney based in Tucson, Arizona, practicing at Jeff Brei, P.C. Attorney at Law. They have 21+ years of legal experience, licensed to practice since 2005. Their practice focuses on contracts, criminal defense, business, real estate, and construction. Admitted to practice in Arizona (2005). Educated at University of Arizona (J.D., 2005) and Brown University (A.B., 2002). Recognitions include Peer Reviewed. Serands clients in Tucson, AZ and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Justin D Castillo is a lawyer practicing business law, civil rights, commercial law and 10 other areas of law
  • Justin received a A.B. degree from Brown University in 2002, and has been licensed for 21 years
  • Justin practices at Jeff Brei, P.C
  • Attorney at Law in Tucson, AZ

Practice Areas Explained

Justin D Castillo's Areas of Practice

Each practice area below reflects the types of cases Justin D Castillo handles, with a brief overview of what that area of law covers.

Contracts

Justin D Castillo is one of 76,762 contracts attorneys indexed nationally. Browse contracts attorneys in Arizona →

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Justin D Castillo is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Arizona →

Business & Corporate Law

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

Justin D Castillo 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.

Justin D Castillo is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Arizona →

Construction Law

Justin D Castillo is one of 40,689 construction attorneys indexed nationally. Browse construction 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 Tucson 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 Tucson or all attorneys in Arizona.

Frequently Asked

Common questions about Justin D Castillo

Where is Justin D Castillo's law office located?
Justin D Castillo's law practice is located in Tucson, Arizona. The firm is Jeff Brei, P.C. Attorney at Law. You can contact the office directly through this profile page.
What practice areas does Justin D Castillo handle?
Justin D Castillo focuses on contracts, criminal defense, business, real estate, construction. Each practice area listed reflects experience handling cases of that type in Arizona.
How long has Justin D Castillo practiced law?
Justin D Castillo has 21+ years of legal experience and has been licensed since 2005.
Where did Justin D Castillo go to law school?
Justin D Castillo earned their education at (J.D., 2005); (A.B., 2002).
How can I contact Justin D Castillo for a consultation?
You can contact Justin D Castillo 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 Justin D Castillo received?
Justin D Castillo's notable recognition includes: Peer Reviewed.

Education

J.D.
University of Arizona
- 2005
A.B.
Brown University
- 2002

Awards

Peer Reviewed

Bar Admissions

Arizona
Admitted: 2005

Reviews

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