Atty. Mark Gregory Thorne

Atty. Mark Gregory Thorne

Mr. Mark Gregory Thorne is a lawyer practicing tax law, corporate law, taxation.

Dallas Dallas 28 yrs experience 28 year
Call (469) 903-5139 Book Appointment

Corporate Law & More Attorney · Serving Dallas, TX · 28+ Years Experience

Profile Summary

About Mark Gregory Thorne at a Glance

Mark Gregory Thorne is a business and tax attorney based in Dallas, Texas. They have 28+ years of legal experience, licensed to practice since 1998. Admitted to practice in Texas (1998). Educated at Southern Methodist University (LL.M. University, 2003) and University Of Texas (B.S., 1993). Serves clients in Dallas, TX and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mark Gregory Thorne

  • Mr. Mark Gregory Thorne is a lawyer practicing tax law, corporate law, taxation
  • Mark received a B.S. degree from University Of Texas in 1993, and has been licensed for 28 years
  • Mark practices in Dallas, TX

Practice Areas Explained

Mark Gregory Thorne's Areas of Legal Practice

Each practice area below reflects the types of cases Mark Gregory Thorne handles, with a practical overview of what that area of law involves and how it may apply to your situation in Dallas.

Business & Corporate Law in Dallas

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

Mark Gregory Thorne is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Texas →

Tax Law in Dallas

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

Mark Gregory Thorne is one of 84,606 tax attorneys indexed nationally. Browse tax attorneys in Texas →

Jurisdictional Context

Why Local Counsel Matters in Dallas

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

Dallas Courts and Legal Process

Choosing a Dallas-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 Texas attorneys? Browse all attorneys in Dallas or all attorneys in Texas.

Frequently Asked

Common Questions About Mark Gregory Thorne

Where is Mark Gregory Thorne's law office located?
Mark Gregory Thorne's law practice is located in Dallas, Texas. You can contact the office directly through this profile page.
What practice areas does Mark Gregory Thorne handle?
Mark Gregory Thorne focuses on business, tax. Each practice area listed reflects experience handling cases of that type in Texas.
How long has Mark Gregory Thorne practiced law?
Mark Gregory Thorne has 28+ years of legal experience and has been licensed since 1998.
Where did Mark Gregory Thorne go to law school?
Mark Gregory Thorne earned their education at (LL.M. University, 2003); (B.S., 1993).
How can I contact Mark Gregory Thorne for a consultation?
You can contact Mark Gregory Thorne 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 Dallas Choose Mark Gregory Thorne

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 Mark Gregory Thorne's practice in the field of business and tax.

Decade-Tested Legal Experience

Mark Gregory Thorne brings 28+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering business and tax, Mark Gregory Thorne can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Dallas

A Dallas-based practice means Mark Gregory Thorne 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 Mark Gregory Thorne Handles in Dallas

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

Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business
IRS audit representation
Tax
Tax lien and levy defense
Tax
Offer in compromise
Tax
Business tax planning
Tax

This list is illustrative, not exhaustive. Contact Mark Gregory Thorne directly to discuss the specifics of your situation.

Search Reference

How People Find Mark Gregory Thorne Online

Prospective clients searching for legal help in Dallas 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 Mark Gregory Thorne.

Mark Gregory Thorne attorney Mark Gregory Thorne lawyer Mark Gregory Thorne Dallas Mark Gregory Thorne Texas Mark Gregory Thorne reviews Mark Gregory Thorne contact business attorney in Dallas business lawyer Dallas best business attorney Dallas top rated business lawyer near me business attorney Texas find a lawyer near me how to hire an attorney

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 Mark Gregory Thorne directly.

Mark Gregory Thorne's Practice Areas & Specializations

Education & Law School Background

LL.M. University
Southern Methodist University
- 2003
B.S.
University Of Texas
- 1993

Bar Admissions & Licensed Jurisdictions

Texas
Admitted: 1998

Client Reviews & Ratings — Mark Gregory Thorne

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