Atty. Thomas Alan Ohnesorge

Atty. Thomas Alan Ohnesorge

Thomas Alan Ohnesorge is a lawyer practicing estate planning, trust law, small business law and 1 other area of law. Thomas received a B.M. degree from St.

Surprise Surprise 39 yrs experience 39 year
Call (623) 324-1587 Book Appointment

Estate Planning & More Attorney · Serving Surprise, AZ · 39+ Years Experience

Profile Summary

About Thomas Alan Ohnesorge at a Glance

Thomas Alan Ohnesorge is a trusts, criminal defense, estate planning, and business attorney based in Surprise, Arizona. They have 39+ years of legal experience, licensed to practice since 1987. Admitted to practice in Minnesota (1987), U.S. District Court, District of Minnesota (1988), and U.S. Court of Federal Claims (1992). Educated at William Mitchell College of Law (J.D., 1987) and St. Olaf College (B.M., 1981). Serves clients in Surprise, AZ and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Thomas Alan Ohnesorge

  • Thomas Alan Ohnesorge is a lawyer practicing estate planning, trust law, small business law and 1 other area of law
  • Thomas received a B.M. degree from St. Olaf College in 1981, and has been licensed for 39 years
  • Thomas practices in Surprise, AZ

Practice Areas Explained

Thomas Alan Ohnesorge's Areas of Legal Practice

Each practice area below reflects the types of cases Thomas Alan Ohnesorge handles, with a practical overview of what that area of law involves and how it may apply to your situation in Surprise.

Trusts in Surprise

Thomas Alan Ohnesorge is one of 103,428 trusts attorneys indexed nationally. Browse trusts attorneys in Arizona →

Criminal Defense in Surprise

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

Thomas Alan Ohnesorge is one of 212,605 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Arizona →

Estate Planning & Probate in Surprise

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

Thomas Alan Ohnesorge is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in Arizona →

Business & Corporate Law in Surprise

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

Thomas Alan Ohnesorge is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Arizona →

Jurisdictional Context

Why Local Counsel Matters in Surprise

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 Surprise 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 venue, 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.

Surprise Courts and Legal Process

Choosing a Surprise-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

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

Frequently Asked

Common Questions About Thomas Alan Ohnesorge

Where is Thomas Alan Ohnesorge's law office located?
Thomas Alan Ohnesorge's law practice is located in Surprise, Arizona. You can contact the office directly through this profile page.
What practice areas does Thomas Alan Ohnesorge handle?
Thomas Alan Ohnesorge focuses on trusts, criminal defense, estate planning, business. Each practice area listed reflects experience handling cases of that type in Arizona.
How long has Thomas Alan Ohnesorge practiced law?
Thomas Alan Ohnesorge has 39+ years of legal experience and has been licensed since 1987.
Where did Thomas Alan Ohnesorge go to law school?
Thomas Alan Ohnesorge earned their education at (J.D., 1987); (B.M., 1981).
How can I contact Thomas Alan Ohnesorge for a consultation?
You can contact Thomas Alan Ohnesorge 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.

Professional Profile

Why Clients in Surprise Choose Thomas Alan Ohnesorge

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Thomas Alan Ohnesorge's practice in the field of trusts, criminal defense, estate planning, and business.

Decade-Tested Legal Experience

Thomas Alan Ohnesorge brings 39+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Minnesota, U.S. District Court, District of Minnesota, and U.S. Court of Federal Claims, Thomas Alan Ohnesorge can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering trusts, criminal defense, and estate planning, Thomas Alan Ohnesorge can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Surprise

A Surprise-based practice means Thomas Alan Ohnesorge attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Thomas Alan Ohnesorge Handles in Surprise

Below is a representative sample of the types of matters Thomas Alan Ohnesorge has experience with under Arizona law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Last wills and testaments
Estate Planning
Revocable living trusts
Estate Planning
Powers of attorney
Estate Planning
Probate proceedings
Estate Planning
Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact Thomas Alan Ohnesorge directly to discuss the specifics of your situation.

Search Reference

How People Find Thomas Alan Ohnesorge Online

Prospective clients searching for legal help in Surprise commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Thomas Alan Ohnesorge.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Thomas Alan Ohnesorge directly.

Thomas Alan Ohnesorge's Practice Areas & Specializations

Education & Law School Background

J.D.
William Mitchell College of Law
- 1987
B.M.
St. Olaf College
- 1981

Bar Admissions & Licensed Jurisdictions

Minnesota
Admitted: 1987
U.S. District Court, District of Minnesota
Admitted: 1988
U.S. Court of Federal Claims
Admitted: 1992

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