Atty. Robert Leonard Osar

Atty. Robert Leonard Osar

Robert Leonard Osar is a lawyer practicing environmental, litigation, alternative dispute resolution. Robert Leonard received a B.A. degree from University of Notre Dame in 1969, and has been licensed for 53 years.

White Plains White Plains 53 yrs experience 53 year
Call (914) 306-6984 Book Appointment

Profile Summary

About Robert Leonard Osar at a glance

Robert Leonard Osar is a litigation, environmental, and adr attorney based in White Plains, New York. They have 53+ years of legal experience, licensed to practice since 1973. Admitted to practice in New York (1973) and Texas (1994). Educated at Cornell University (J.D., 1972) and University of Notre Dame (B.A., 1969). Recognitions include AV Preeminent. Active member of Westchester County. Serands clients in White Plains, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Robert Leonard Osar is a lawyer practicing environmental, litigation, alternative dispute resolution
  • Robert Leonard received a B.A. degree from University of Notre Dame in 1969, and has been licensed for 53 years
  • Robert Leonard practices in White Plains, NY

Practice Areas Explained

Robert Leonard Osar's Areas of Practice

Each practice area below reflects the types of cases Robert Leonard Osar handles, with a brief overview of what that area of law covers.

Civil Litigation

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

Robert Leonard Osar is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in New York →

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Robert Leonard Osar is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in New York →

Mediation & Arbitration

Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.

Robert Leonard Osar is one of 73,906 adr attorneys indexed nationally. Browse adr 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 White Plains 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 White Plains or all attorneys in New York.

Frequently Asked

Common questions about Robert Leonard Osar

Where is Robert Leonard Osar's law office located?
Robert Leonard Osar's law practice is located in White Plains, New York. You can contact the office directly through this profile page.
What practice areas does Robert Leonard Osar handle?
Robert Leonard Osar focuses on litigation, environmental, adr. Each practice area listed reflects experience handling cases of that type in New York.
How long has Robert Leonard Osar practiced law?
Robert Leonard Osar has 53+ years of legal experience and has been licensed since 1973.
Where did Robert Leonard Osar go to law school?
Robert Leonard Osar earned their education at (J.D., 1972); (B.A., 1969).
How can I contact Robert Leonard Osar for a consultation?
You can contact Robert Leonard Osar 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 Robert Leonard Osar received?
Robert Leonard Osar's notable recognition includes: AV Preeminent.

Education

J.D.
Cornell University
- 1972
B.A.
University of Notre Dame
- 1969

Awards

AV Preeminent

Bar Admissions

New York
Admitted: 1973
Texas
Admitted: 1994

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