Atty. Stephen H Lachter

Atty. Stephen H Lachter

Stephen H Lachter is a lawyer practicing civil litigation, antitrust law, aviation law and 6 other areas of law. Stephen received a A.B. degree from Syracuse University in 1966, and has been licensed for 57 years.

Washington Washington 57 yrs experience 57 year
Call (202) 367-9055 Book Appointment

Profile Summary

About Stephen H Lachter at a glance

Stephen H Lachter is an Of Counsel based in Washington, District of Columbia, practicing at Cozen Oconnor. They have 57+ years of legal experience, licensed to practice since 1969. Their practice focuses on business, ip, tax, m&a, and litigation. Admitted to practice in District of Columbia (1969), U.S. Court of Appeals for the District of the Columbia Circuit (1969), and U.S. Court of Appeals, Second Circuit (1971). Educated at Georgetown University (J.D., 1969) and Syracuse University (A.B., 1966). Recognitions include AV Preeminent. Active member of The District of Columbia Bar American Bar Association. Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Stephen H Lachter is a lawyer practicing civil litigation, antitrust law, aviation law and 6 other areas of law
  • Stephen received a A.B. degree from Syracuse University in 1966, and has been licensed for 57 years
  • Stephen practices at Cozen O'Connor in Washington, DC

Practice Areas Explained

Stephen H Lachter's Areas of Practice

Each practice area below reflects the types of cases Stephen H Lachter 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.

Stephen H Lachter is one of 501,317 business attorneys indexed nationally. Browse business attorneys in District of Columbia →

Intellectual Property

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

Stephen H Lachter is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in District of Columbia →

Tax Law

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

Stephen H Lachter is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys in District of Columbia →

Mergers & Acquisitions

Stephen H Lachter is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in District of Columbia →

Civil Litigation

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

Stephen H Lachter is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →

Jurisdictional Context

Why local counsel matters in District of Columbia

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 andnue, 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.

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about Stephen H Lachter

Where is Stephen H Lachter's law office located?
Stephen H Lachter's law practice is located in Washington, District of Columbia. The firm is Cozen Oconnor. You can contact the office directly through this profile page.
What practice areas does Stephen H Lachter handle?
Stephen H Lachter focuses on business, ip, tax, m&a, litigation. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Stephen H Lachter practiced law?
Stephen H Lachter has 57+ years of legal experience and has been licensed since 1969.
Where did Stephen H Lachter go to law school?
Stephen H Lachter earned their education at (J.D., 1969); (A.B., 1966).
How can I contact Stephen H Lachter for a consultation?
You can contact Stephen H Lachter 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.
What awards or recognition has Stephen H Lachter received?
Stephen H Lachter's notable recognition includes: AV Preeminent.

Education

J.D.
Georgetown University
- 1969
A.B.
Syracuse University
- 1966

Awards

AV Preeminent

Bar Admissions

District of Columbia
Admitted: 1969
U.S. Court of Appeals for the District of the Columbia Circuit
Admitted: 1969
U.S. Court of Appeals, Second Circuit
Admitted: 1971

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