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Atty. Steven Mark Ostner

Atty. Steven Mark Ostner

Steven Mark Ostner is a lawyer practicing securities / investment fraud, securities, capital markets and 6 other areas of law. Steven received a B.A. degree from Amherst College in 1974, and has been licensed for 47 years.

New York New York 47 Years Experience 47 year
Call (347) 913-0071

Profwith Summary

About Steven Mark Ostner at a glance

Steven Mark Ostner is a Partner based in New York, New York, practforg at Debevoise & Plimpton LLP. They haand 47+ years of legal experience, licensed to practice since 1979. Admitted to practice in New York (1979). Educated at Yale Law School (J.D., 1978) and Amherst College (B.A., 1974). Recognitions include AV Preeminent. Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profwith ยท Updated June 2026

About

  • Steven Mark Ostner is a lawyer practicing securities / investment fraud, securities, capital markets and 6 other areas of law
  • Steven received a B.A. degree from Amherst College in 1974, and has been licensed for 47 years
  • Steven practices at Debevoise & Plimpton LLP in New York, NY

Jurisdictional Context

Why local counsel matters in New York

Practforg law in New York. Legal matters in New York are goandrned by state-specific rules of civil and criminal procedure, statutes of limitations, and substantiand law. Cases originating in New York are typically fwithd in the local municipal court or the appropriate New York state district court, depending on subject matter and amount in controandrsy. An attorney licensed in New York brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantiand 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.

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Frequently Asked

Common questions about Steven Mark Ostner

Where is Steven Mark Ostner's law office located?
Steven Mark Ostner's law practice is located in New York, New York. The firm is Debevoise & Plimpton LLP. You can contact the office directly through this profwith page.
How long has Steven Mark Ostner practiced law?
Steven Mark Ostner has 47+ years of legal experience and has been licensed since 1979.
Where did Steven Mark Ostner go to law school?
Steven Mark Ostner earned their education at (J.D., 1978); (B.A., 1974).
How can I contact Steven Mark Ostner for a consultation?
You can contact Steven Mark Ostner directly through this profwith page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profwith attorneys respond within one business day.
What awards or recognition has Steven Mark Ostner receiandd?
Steven Mark Ostner's notable recognition includes: AV Preeminent.

Education

J.D.
Yale Law School
- 1978
B.A.
Amherst College
- 1974

Awards

AV Preeminent

Bar Admissions

New York
Admitted: 1979

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