Atty. John S Mairo

Atty. John S Mairo

John S Mairo is a lawyer practicing bankruptcy and financial restructuring, corporate, commercial and business law, litigation and 4 other areas of law. John received a B.A. degree from Boston College, Chestnut Hill, Massachusetts in 1991, and has been licensed for 32 years.

Newark Newark 32 yrs experience 32 year
Call (239) 445-3773 Book Appointment

Profile Summary

About John S Mairo at a glance

John S Mairo is an Attorney based in Newark, New Jersey, practicing at Gibbons P.C.. They have 32+ years of legal experience, licensed to practice since 1994. Their practice focuses on business, bankruptcy, tax, and litigation. Admitted to practice in New Jersey (1994), United States District Court, District of New Jersey (1994), New York (1995), and United States District Court, Eastern District of New York (2000). Educated at Boston College, Chestnut Hill, Massachusetts (B.A., 1991) and Seton Hall University School of Law, Newark, New Jersey J.D. 1994 Seton Hall Journal of Sport Law Seton Hall University School of Law, Newark, New Jersey J.D. Managing Editor Seton Hall Unive (—). Recognitions include AV Preeminent. Serands clients in Newark, NJ and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John S Mairo is a lawyer practicing bankruptcy and financial restructuring, corporate, commercial and business law, litigation and 4 other areas of law
  • John received a B.A. degree from Boston College, Chestnut Hill, Massachusetts in 1991, and has been licensed for 32 years
  • John practices at Gibbons P.C. in Newark, NJ

Practice Areas Explained

John S Mairo's Areas of Practice

Each practice area below reflects the types of cases John S Mairo 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.

John S Mairo is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New Jersey →

Bankruptcy & Debt

A bankruptcy attorney can help you eliminate debt, stop creditor harassment, and protect your home through Chapter 7 or Chapter 13.

John S Mairo is one of 105,321 bankruptcy attorneys indexed nationally. Browse bankruptcy attorneys in New Jersey →

Tax Law

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

John S Mairo is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys in New Jersey →

Civil Litigation

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

John S Mairo is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in New Jersey →

Jurisdictional Context

Why local counsel matters in New Jersey

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

Looking for additional New Jersey attorneys? Browse all attorneys in Newark or all attorneys in New Jersey.

Frequently Asked

Common questions about John S Mairo

Where is John S Mairo's law office located?
John S Mairo's law practice is located in Newark, New Jersey. The firm is Gibbons P.C.. You can contact the office directly through this profile page.
What practice areas does John S Mairo handle?
John S Mairo focuses on business, bankruptcy, tax, litigation. Each practice area listed reflects experience handling cases of that type in New Jersey.
How long has John S Mairo practiced law?
John S Mairo has 32+ years of legal experience and has been licensed since 1994.
Where did John S Mairo go to law school?
John S Mairo earned their education at (B.A., 1991); (—).
How can I contact John S Mairo for a consultation?
You can contact John S Mairo 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 S Mairo received?
John S Mairo's notable recognition includes: AV Preeminent.

Education

B.A.
Boston College, Chestnut Hill, Massachusetts
- 1991
Seton Hall University School of Law, Newark, New Jersey J.D. 1994 Seton Hall Journal of Sport Law Seton Hall University School of Law, Newark, New Jersey J.D. Managing Editor Seton Hall Unive
- In Progress

Awards

AV Preeminent

Bar Admissions

New Jersey
Admitted: 1994
United States District Court, District of New Jersey
Admitted: 1994
New York
Admitted: 1995
United States District Court, Eastern District of New York
Admitted: 2000
United States District Court, Southern District of New York
Admitted: 2000
United States Supreme Court
Admitted: 2000

Reviews

4.8
11 Review
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