Atty. Thomas Columbia Janson

Atty. Thomas Columbia Janson

Thomas Columbia Janson is a lawyer practicing mergers and acquisitions, corporate law, securities. Thomas Columbia received a B.S. degree from Massachusetts Institute of Technology in 1978, and has been licensed for 44 years.

New York New York 44 yrs experience 44 year
Call (332) 529-7372 Book Appointment

Profile Summary

About Thomas Columbia Janson at a glance

Thomas Columbia Janson is a Partner based in New York, New York, practicing at Milbank LLP. They have 44+ years of legal experience, licensed to practice since 1982. Their practice focuses on business, m&a, and securities. Admitted to practice in New York (1982) and California (1985). Educated at University of Miami School of Law (J.D., 1981) and Massachusetts Institute of Technology (B.S. Biochemistry, 1978). Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Thomas Columbia Janson is a lawyer practicing mergers and acquisitions, corporate law, securities
  • Thomas Columbia received a B.S. degree from Massachusetts Institute of Technology in 1978, and has been licensed for 44 years
  • Thomas Columbia practices at Milbank LLP in New York, NY

Practice Areas Explained

Thomas Columbia Janson's Areas of Practice

Each practice area below reflects the types of cases Thomas Columbia Janson handles, with a brief overview of what that area of law covers.

Business & Corporate Law

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

Thomas Columbia Janson is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New York →

Mergers & Acquisitions

Thomas Columbia Janson is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in New York →

Securities Law

Thomas Columbia Janson is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

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

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common questions about Thomas Columbia Janson

Where is Thomas Columbia Janson's law office located?
Thomas Columbia Janson's law practice is located in New York, New York. The firm is Milbank LLP. You can contact the office directly through this profile page.
What practice areas does Thomas Columbia Janson handle?
Thomas Columbia Janson focuses on business, m&a, securities. Each practice area listed reflects experience handling cases of that type in New York.
How long has Thomas Columbia Janson practiced law?
Thomas Columbia Janson has 44+ years of legal experience and has been licensed since 1982.
Where did Thomas Columbia Janson go to law school?
Thomas Columbia Janson earned their education at (J.D., 1981); (B.S. Biochemistry, 1978).
How can I contact Thomas Columbia Janson for a consultation?
You can contact Thomas Columbia Janson 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

J.D.
University of Miami School of Law
- 1981
B.S. Biochemistry
Massachusetts Institute of Technology
- 1978

Bar Admissions

New York
Admitted: 1982
California
Admitted: 1985

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