Atty. John H. Cornell III

Atty. John H. Cornell III

John H. Cornell III is a lawyer practicing syndication law, corporate and business law, securities law and 3 other areas of law.

Boston Boston 44 yrs experience 44 year
Call (857) 416-9478 Book Appointment

Profile Summary

About John H. Cornell III at a glance

John H. Cornell III is a Partner based in Boston, Massachusetts, practicing at Nixon Peabody LLP. They have 44+ years of legal experience, licensed to practice since 1982. Their practice focuses on business, real estate, tax, securities, and litigation. Admitted to practice in Massachusetts (1982). Educated at Boston College (J.D., 1982) and Boston College (A.B., 1978). Active member of Boston Bar Association. Serands clients in Boston, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John H. Cornell III is a lawyer practicing syndication law, corporate and business law, securities law and 3 other areas of law
  • John received a A.B. degree from Boston College in 1978, and has been licensed for 44 years
  • John practices at Nixon Peabody LLP in Boston, MA

Practice Areas Explained

John H. Cornell III's Areas of Practice

Each practice area below reflects the types of cases John H. Cornell III 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 H. Cornell III is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Massachusetts →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

John H. Cornell III is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Massachusetts →

Tax Law

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

John H. Cornell III is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys in Massachusetts →

Securities Law

John H. Cornell III is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in Massachusetts →

Civil Litigation

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

John H. Cornell III is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Massachusetts →

Jurisdictional Context

Why local counsel matters in Massachusetts

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

Looking for additional Massachusetts attorneys? Browse all attorneys in Boston or all attorneys in Massachusetts.

Frequently Asked

Common questions about John H. Cornell III

Where is John H. Cornell III's law office located?
John H. Cornell III's law practice is located in Boston, Massachusetts. The firm is Nixon Peabody LLP. You can contact the office directly through this profile page.
What practice areas does John H. Cornell III handle?
John H. Cornell III focuses on business, real estate, tax, securities, litigation. Each practice area listed reflects experience handling cases of that type in Massachusetts.
How long has John H. Cornell III practiced law?
John H. Cornell III has 44+ years of legal experience and has been licensed since 1982.
Where did John H. Cornell III go to law school?
John H. Cornell III earned their education at (J.D., 1982); (A.B., 1978).
How can I contact John H. Cornell III for a consultation?
You can contact John H. Cornell III 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.
Boston College
- 1982
A.B.
Boston College
- 1978

Bar Admissions

Massachusetts
Admitted: 1982

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