Atty. Leo G. Callaghan

Atty. Leo G. Callaghan

Leo G. Callaghan is a lawyer practicing elder law, estate planning, estate probate and administration and 3 other areas of law.

Uniondale Uniondale 31 yrs experience 31 year
Call (332) 252-0090 Book Appointment

Profile Summary

About Leo G. Callaghan at a glance

Leo G. Callaghan is a Founding Partner based in Uniondale, New York, practicing at Callaghan Parente LLP. They have 31+ years of legal experience, licensed to practice since 1995. Their practice focuses on formation, probate, estate planning, employment, and elder law. Admitted to practice in New York (1995). Educated at New York Law School (J.D., 1994) and St. John's University (B.S., 1976). Serands clients in Uniondale, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Leo G. Callaghan is a lawyer practicing elder law, estate planning, estate probate and administration and 3 other areas of law
  • Leo received a B.S. degree from St. John's University in 1976, and has been licensed for 31 years
  • Leo practices at Callaghan Parente LLP in Uniondale, NY

Practice Areas Explained

Leo G. Callaghan's Areas of Practice

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

Business Formation

Leo G. Callaghan is one of 35,584 formation attorneys indexed nationally. Browse formation attorneys in New York →

Probate

Leo G. Callaghan is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in New York →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

Leo G. Callaghan is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in New York →

Employment Law

Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.

Leo G. Callaghan is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys in New York →

Elder Law

Elder law attorneys for Medicaid planning, long-term care, guardianship, conservatorship, and elder abuse.

Leo G. Callaghan is one of 53,430 elder law attorneys indexed nationally. Browse elder law 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 Uniondale 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 Uniondale or all attorneys in New York.

Frequently Asked

Common questions about Leo G. Callaghan

Where is Leo G. Callaghan's law office located?
Leo G. Callaghan's law practice is located in Uniondale, New York. The firm is Callaghan Parente LLP. You can contact the office directly through this profile page.
What practice areas does Leo G. Callaghan handle?
Leo G. Callaghan focuses on formation, probate, estate planning, employment, elder law. Each practice area listed reflects experience handling cases of that type in New York.
How long has Leo G. Callaghan practiced law?
Leo G. Callaghan has 31+ years of legal experience and has been licensed since 1995.
Where did Leo G. Callaghan go to law school?
Leo G. Callaghan earned their education at (J.D., 1994); (B.S., 1976).
How can I contact Leo G. Callaghan for a consultation?
You can contact Leo G. Callaghan 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 Law School
- 1994
B.S.
St. John's University
- 1976

Bar Admissions

New York
Admitted: 1995

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