Atty. John D. Prendergast

Atty. John D. Prendergast

John D. Prendergast is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Insurance Law, Labor and Employment Law - Management and Litigation - Labor and Employment.

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Profile Summary

About John D. Prendergast at a glance

John D. Prendergast is a employment, business, litigation, and insurance attorney based in Portsmouth, New Hampshire, practicing at Jackson Lewis PC. Educated at Suffolk University (J.D., 2014). Recognitions include Best Lawyers in America — Commercial Litigation (2026), Best Lawyers in America — Insurance Law (2026), and Best Lawyers in America — Labor and Employment Law - Management (2026). Serands clients in Portsmouth, NH and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John D. Prendergast is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Insurance Law, Labor and Employment Law - Management and Litigation - Labor and Employment
  • John D., who practices law in Portsmouth, New Hampshire, has been recognized since 2024
  • This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John D. is held by other top lawyers in the same geographic and legal practice area

Practice Areas Explained

John D. Prendergast's Areas of Practice

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

Employment Law

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

John D. Prendergast is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys in New Hampshire →

Business & Corporate Law

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

John D. Prendergast is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New Hampshire →

Civil Litigation

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

John D. Prendergast is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in New Hampshire →

Insurance Law

Insurance attorneys for coverage disputes, bad faith claims, denied claims, and policy disputes.

John D. Prendergast is one of 121,912 insurance attorneys indexed nationally. Browse insurance attorneys in New Hampshire →

Jurisdictional Context

Why local counsel matters in New Hampshire

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

Looking for additional New Hampshire attorneys? Browse all attorneys in Portsmouth or all attorneys in New Hampshire.

Frequently Asked

Common questions about John D. Prendergast

Where is John D. Prendergast's law office located?
John D. Prendergast's law practice is located in Portsmouth, New Hampshire. The firm is Jackson Lewis PC. You can contact the office directly through this profile page.
What practice areas does John D. Prendergast handle?
John D. Prendergast focuses on employment, business, litigation, insurance. Each practice area listed reflects experience handling cases of that type in New Hampshire.
Where did John D. Prendergast go to law school?
John D. Prendergast earned their education at (J.D., 2014).
How can I contact John D. Prendergast for a consultation?
You can contact John D. Prendergast 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 D. Prendergast received?
John D. Prendergast's notable recognition includes: Best Lawyers in America — Commercial Litigation; Best Lawyers in America — Insurance Law; Best Lawyers in America — Labor and Employment Law - Management; Best Lawyers in America — Litigation - Labor and Employment.

Education

J.D.
Suffolk University
- 2014

Awards

Best Lawyers in America — Commercial Litigation
- 2026
Best Lawyers in America — Insurance Law
- 2026
Best Lawyers in America — Labor and Employment Law - Management
- 2026
Best Lawyers in America — Litigation - Labor and Employment
- 2026

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