Atty. William Michael Lonergan

Atty. William Michael Lonergan

William Michael Lonergan is a lawyer practicing securities & investment fraud, corporate, securities transactions. William received a B.S.E.E. degree from Hofstra University in 1989, and has been licensed for 28 years.

New York New York 28 yrs experience 28 year
Call (332) 223-3793 Book Appointment

Profile Summary

About William Michael Lonergan at a glance

William Michael Lonergan is a Counsel based in New York, New York, practicing at Arnold & Porter Kaye Scholer LLP. They have 28+ years of legal experience, licensed to practice since 1998. Their practice focuses on business, securities, and consumer. Admitted to practice in New York (1998). Educated at New York University School of Law (J.D., 1997) and Hofstra University (B.S.E.E. Hofstra, 1989). Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William Michael Lonergan is a lawyer practicing securities & investment fraud, corporate, securities transactions
  • William received a B.S.E.E. degree from Hofstra University in 1989, and has been licensed for 28 years
  • William practices at Arnold & Porter Kaye Scholer LLP in New York, NY

Practice Areas Explained

William Michael Lonergan's Areas of Practice

Each practice area below reflects the types of cases William Michael Lonergan 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.

William Michael Lonergan is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New York →

Securities Law

William Michael Lonergan is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in New York →

Consumer Protection

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

William Michael Lonergan is one of 50,607 consumer attorneys indexed nationally. Browse consumer 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 William Michael Lonergan

Where is William Michael Lonergan's law office located?
William Michael Lonergan's law practice is located in New York, New York. The firm is Arnold & Porter Kaye Scholer LLP. You can contact the office directly through this profile page.
What practice areas does William Michael Lonergan handle?
William Michael Lonergan focuses on business, securities, consumer. Each practice area listed reflects experience handling cases of that type in New York.
How long has William Michael Lonergan practiced law?
William Michael Lonergan has 28+ years of legal experience and has been licensed since 1998.
Where did William Michael Lonergan go to law school?
William Michael Lonergan earned their education at (J.D., 1997); (B.S.E.E. Hofstra, 1989).
How can I contact William Michael Lonergan for a consultation?
You can contact William Michael Lonergan 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.
New York University School of Law
- 1997
B.S.E.E. Hofstra
Hofstra University
- 1989

Bar Admissions

New York
Admitted: 1998

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