Atty. James Dean Mortensen

Atty. James Dean Mortensen

James Dean Mortensen is a lawyer practicing trusts and estates, contested trusts and estates, decedents estates and 24 other areas of law. James received a B.A. degree from Utah State University, and has been licensed for 22 years.

Irvine Irvine 22 yrs experience 22 year
Call (657) 645-0297 Book Appointment

Profile Summary

About James Dean Mortensen at a glance

James Dean Mortensen is an Attorney based in Irvine, California, practicing at Mortensen & Reinheimer, PC. They have 22+ years of legal experience, licensed to practice since 2004. Their practice focuses on wills, trusts, probate, estate planning, and estate litigation. Admitted to practice in California U.S. District Court, Northern, Eastern, Central and Southern Districts of California U.S. (2004). Educated at Whittier Law School J.D. Chapman University LL.M. (—) and Utah State University B.A. (—). Active member of Orange County Bar Association, Los Angeles County Bar Association, State Bar of California and American Bar Association. Serands clients in Irvine, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • James Dean Mortensen is a lawyer practicing trusts and estates, contested trusts and estates, decedents estates and 24 other areas of law
  • James received a B.A. degree from Utah State University, and has been licensed for 22 years
  • James practices at Mortensen & Reinheimer, PC in Irvine, CA

Practice Areas Explained

James Dean Mortensen's Areas of Practice

Each practice area below reflects the types of cases James Dean Mortensen handles, with a brief overview of what that area of law covers.

Wills

James Dean Mortensen is one of 34,541 wills attorneys indexed nationally. Browse wills attorneys in California →

Trusts

James Dean Mortensen is one of 104,171 trusts attorneys indexed nationally. Browse trusts attorneys in California →

Probate

James Dean Mortensen is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in California →

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.

James Dean Mortensen is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in California →

Estate & Trust Litigation

James Dean Mortensen is one of 20,023 estate litigation attorneys indexed nationally. Browse estate litigation attorneys in California →

Jurisdictional Context

Why local counsel matters in California

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

Looking for additional California attorneys? Browse all attorneys in Irvine or all attorneys in California.

Frequently Asked

Common questions about James Dean Mortensen

Where is James Dean Mortensen's law office located?
James Dean Mortensen's law practice is located in Irvine, California. The firm is Mortensen & Reinheimer, PC. You can contact the office directly through this profile page.
What practice areas does James Dean Mortensen handle?
James Dean Mortensen focuses on wills, trusts, probate, estate planning, estate litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has James Dean Mortensen practiced law?
James Dean Mortensen has 22+ years of legal experience and has been licensed since 2004.
Where did James Dean Mortensen go to law school?
James Dean Mortensen earned their education at (—); (—).
How can I contact James Dean Mortensen for a consultation?
You can contact James Dean Mortensen 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.

Education

Whittier Law School J.D. Chapman University LL.M.
- In Progress
Utah State University B.A.
- In Progress

Bar Admissions

California U.S. District Court, Northern, Eastern, Central and Southern Districts of California U.S.
Admitted: 2004

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