Atty. Thomas B Ensign

Atty. Thomas B Ensign

Thomas B Ensign is a lawyer practicing intellectual property, litigation, business and 2 other areas of law. Thomas has been licensed for 28 years.

Washington Washington 28 yrs experience 28 year
Call (771) 223-2304 Book Appointment

Business & More Attorney · Serving Washington, DC · 28+ Years Experience

Profile Summary

About Thomas B Ensign at a Glance

Thomas B Ensign is a Partner based in Washington, District of Columbia, practicing at Freshfields Bruckhaus Deringer LLP. They have 28+ years of legal experience, licensed to practice since 1998. Their practice focuses on business, ip, m&a, and litigation. Admitted to practice in District of Columbia Illinois (1998). Educated at University of Michigan Law School (J.D., 1997). Serves clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated November 2026

About Thomas B Ensign

  • Thomas B Ensign is a lawyer practicing intellectual property, litigation, business and 2 other areas of law
  • Thomas has been licensed for 28 years
  • Thomas practices at Freshfields Bruckhaus Deringer LLP in Washington, DC

Practice Areas Explained

Thomas B Ensign's Areas of Legal Practice

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

Business & Corporate Law in Washington

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

Thomas B Ensign is one of 497,491 business attorneys indexed nationally. Browse business attorneys in District of Columbia →

Intellectual Property in Washington

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Thomas B Ensign is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in District of Columbia →

Mergers & Acquisitions in Washington

Thomas B Ensign is one of 49,430 m&a attorneys indexed nationally. Browse m&a attorneys in District of Columbia →

Civil Litigation in Washington

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Thomas B Ensign is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →

Jurisdictional Context

Why Local Counsel Matters in Washington

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

Washington Courts and Legal Process

Choosing a Washington-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 District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common Questions About Thomas B Ensign

Where is Thomas B Ensign's law office located?
Thomas B Ensign's law practice is located in Washington, District of Columbia. The firm is Freshfields Bruckhaus Deringer LLP. You can contact the office directly through this profile page.
What practice areas does Thomas B Ensign handle?
Thomas B Ensign focuses on business, ip, m&a, litigation. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Thomas B Ensign practiced law?
Thomas B Ensign has 28+ years of legal experience and has been licensed since 1998.
Where did Thomas B Ensign go to law school?
Thomas B Ensign earned their education at (J.D., 1997).
How can I contact Thomas B Ensign for a consultation?
You can contact Thomas B Ensign 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 Washington Choose Thomas B Ensign

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 B Ensign's practice in the field of business, ip, m&a, and litigation.

Decade-Tested Legal Experience

Thomas B Ensign 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, ip, and m&a, Thomas B Ensign can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Washington

A Washington-based practice means Thomas B Ensign 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 B Ensign Handles in Washington

Below is a representative sample of the types of matters Thomas B Ensign has experience with under District of Columbia 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
Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

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

Search Reference

How People Find Thomas B Ensign Online

Prospective clients searching for legal help in Washington 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 B Ensign.

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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 B Ensign directly.

Education & Law School Background

J.D.
University of Michigan Law School
- 1997

Bar Admissions & Licensed Jurisdictions

District of Columbia Illinois
Admitted: 1998

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