Atty. John Leslie Onesto

Atty. John Leslie Onesto

John Leslie Onesto is a lawyer practicing commercial, corporate, business and 6 other areas of law. John received a B.S. degree from Miami University in 1967, and has been licensed for 54 years.

Columbus Columbus 54 yrs experience 54 year
Call (380) 268-4657 Book Appointment

Profile Summary

About John Leslie Onesto at a glance

John Leslie Onesto is a trusts, probate, estate planning, employment, and business attorney based in Columbus, Ohio. They have 54+ years of legal experience, licensed to practice since 1972. Admitted to practice in Ohio (1972) and U.S. District Court, Northern District of Ohio (1974). Educated at The Ohio State University (J.D., 1972) and Miami University (B.S., 1967). Recognitions include BV Distinguished. Serands clients in Columbus, OH and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Leslie Onesto is a lawyer practicing commercial, corporate, business and 6 other areas of law
  • John received a B.S. degree from Miami University in 1967, and has been licensed for 54 years
  • John practices in Columbus, OH

Practice Areas Explained

John Leslie Onesto's Areas of Practice

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

Trusts

John Leslie Onesto is one of 104,171 trusts attorneys indexed nationally. Browse trusts attorneys in Ohio →

Probate

John Leslie Onesto is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Ohio →

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.

John Leslie Onesto is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in Ohio →

Employment Law

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

John Leslie Onesto is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys in Ohio →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

John Leslie Onesto is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Ohio →

Jurisdictional Context

Why local counsel matters in Ohio

Practicing law in Ohio. Legal matters in Ohio are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Columbus are typically filed in the local municipal court or the appropriate Ohio state district court, depending on subject matter and amount in controversy. An attorney licensed in Ohio 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 Ohio courts without local counsel or pro hac vice admission.

Looking for additional Ohio attorneys? Browse all attorneys in Columbus or all attorneys in Ohio.

Frequently Asked

Common questions about John Leslie Onesto

Where is John Leslie Onesto's law office located?
John Leslie Onesto's law practice is located in Columbus, Ohio. You can contact the office directly through this profile page.
What practice areas does John Leslie Onesto handle?
John Leslie Onesto focuses on trusts, probate, estate planning, employment, business. Each practice area listed reflects experience handling cases of that type in Ohio.
How long has John Leslie Onesto practiced law?
John Leslie Onesto has 54+ years of legal experience and has been licensed since 1972.
Where did John Leslie Onesto go to law school?
John Leslie Onesto earned their education at (J.D., 1972); (B.S., 1967).
How can I contact John Leslie Onesto for a consultation?
You can contact John Leslie Onesto 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 John Leslie Onesto received?
John Leslie Onesto's notable recognition includes: BV Distinguished.

Education

J.D.
The Ohio State University
- 1972
B.S.
Miami University
- 1967

Awards

BV Distinguished

Bar Admissions

Ohio
Admitted: 1972
U.S. District Court, Northern District of Ohio
Admitted: 1974

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