Atty. William Lesser

Atty. William Lesser

William Lesser is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. William, who practices law in New York, New York, has been recognized since 2026.

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Profile Summary

About William Lesser at a glance

William Lesser is a energy attorney based in New York, New York, practicing at Cozen O'Connor. Educated at Temple University (J.D., 2015). Recognitions include Best Lawyers in America — Energy Law (2026). Serves clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William Lesser is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law
  • William, who practices law in New York, New York, has been recognized since 2026
  • This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William is held by other top lawyers in the same geographic and legal practice area

Practice Areas Explained

William Lesser's Areas of Practice

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

Energy & Utilities Law

Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.

William Lesser is one of 32,699 energy attorneys indexed nationally. Browse energy 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 venue, 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 William Lesser

Where is William Lesser's law office located?
William Lesser's law practice is located in New York, New York. The firm is Cozen O'Connor. You can contact the office directly through this profile page.
What practice areas does William Lesser handle?
William Lesser focuses on energy. Each practice area listed reflects experience handling cases of that type in New York.
Where did William Lesser go to law school?
William Lesser earned their education at (J.D., 2015).
How can I contact William Lesser for a consultation?
You can contact William Lesser 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 William Lesser received?
William Lesser's notable recognition includes: Best Lawyers in America — Energy Law.

Practice Areas

Education

J.D.
Temple University
- 2015

Awards

Best Lawyers in America — Energy Law
- 2026

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