Atty. Peter S. Cowan

Atty. Peter S. Cowan

Peter S. Cowan is a lawyer practicing business litigation, construction, trade secret litigation.

Manchester Manchester 46 yrs experience 46 year
Call (603) 802-6739 Book Appointment

Profile Summary

About Peter S. Cowan at a glance

Peter S. Cowan is a Shareholder based in Manchester, New Hampshire, practicing at Sheehan Phinney Bass + Green Professional Association. They have 46+ years of legal experience, licensed to practice since 1980. Their practice focuses on business, trade secrets, and litigation. Admitted to practice in New Hampshire U.S. Court of Appeals, First Circuit (1980). Educated at Boston College (J.D., 1980) and Dartmouth College (B.A., 1976). Recognitions include AV Preeminent. Serands clients in Manchester, NH and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Peter S. Cowan is a lawyer practicing business litigation, construction, trade secret litigation
  • Peter S. received a B.A. degree from Dartmouth College in 1976, and has been licensed for 46 years
  • Peter S. practices at Sheehan Phinney Bass + Green Professional Association in Manchester, NH

Practice Areas Explained

Peter S. Cowan's Areas of Practice

Each practice area below reflects the types of cases Peter S. Cowan 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.

Peter S. Cowan is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New Hampshire →

Trade Secrets

Peter S. Cowan is one of 6,644 trade secrets attorneys indexed nationally. Browse trade secrets attorneys in New Hampshire →

Civil Litigation

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

Peter S. Cowan is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Manchester 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 Manchester or all attorneys in New Hampshire.

Frequently Asked

Common questions about Peter S. Cowan

Where is Peter S. Cowan's law office located?
Peter S. Cowan's law practice is located in Manchester, New Hampshire. The firm is Sheehan Phinney Bass + Green Professional Association. You can contact the office directly through this profile page.
What practice areas does Peter S. Cowan handle?
Peter S. Cowan focuses on business, trade secrets, litigation. Each practice area listed reflects experience handling cases of that type in New Hampshire.
How long has Peter S. Cowan practiced law?
Peter S. Cowan has 46+ years of legal experience and has been licensed since 1980.
Where did Peter S. Cowan go to law school?
Peter S. Cowan earned their education at (J.D., 1980); (B.A., 1976).
How can I contact Peter S. Cowan for a consultation?
You can contact Peter S. Cowan 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 Peter S. Cowan received?
Peter S. Cowan's notable recognition includes: AV Preeminent.

Education

J.D.
Boston College
- 1980
B.A.
Dartmouth College
- 1976

Awards

AV Preeminent

Bar Admissions

New Hampshire U.S. Court of Appeals, First Circuit
Admitted: 1980

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