Atty. John J. Ryan

Atty. John J. Ryan

John J. Ryan is a lawyer practicing real estate development, business law, estate planning and 2 other areas of law.

Hampton Hampton 56 yrs experience 56 year
Call (603) 581-2012 Book Appointment

Business Law & More Attorney · Serving Hampton, NH · 56+ Years Experience

Profile Summary

About John J. Ryan at a Glance

John J. Ryan is a Member based in Hampton, New Hampshire, practicing at Casassa and Ryan. They have 56+ years of legal experience, licensed to practice since 1970. Their practice focuses on estate planning, business, real estate, government, and appellate. Admitted to practice in New Hampshire (1970), U.S. Supreme Court (1978), and Massachusetts (1997). Educated at Boston University Graduate Tax Program (LL.M., 1979) and St. John's University (B.S., 1967). Recognitions include AV Preeminent. Active member of Rockingham County and New Hampshire (Member, 1980—) Bar Associations. Serves clients in Hampton, NH and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About John J. Ryan

  • John J. Ryan is a lawyer practicing real estate development, business law, estate planning and 2 other areas of law
  • John received a B.S. degree from St. John's University in 1967, and has been licensed for 56 years
  • John practices at Casassa and Ryan in Hampton, NH

Practice Areas Explained

John J. Ryan's Areas of Legal Practice

Each practice area below reflects the types of cases John J. Ryan handles, with a practical overview of what that area of law involves and how it may apply to your situation in Hampton.

Estate Planning & Probate in Hampton

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

John J. Ryan is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in New Hampshire →

Business & Corporate Law in Hampton

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

John J. Ryan is one of 497,491 business attorneys indexed nationally. Browse business attorneys in New Hampshire →

Real Estate Law in Hampton

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

John J. Ryan is one of 313,729 real estate attorneys indexed nationally. Browse real estate attorneys in New Hampshire →

Government & Administrative Law in Hampton

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

John J. Ryan is one of 131,162 government attorneys indexed nationally. Browse government attorneys in New Hampshire →

Appellate Practice in Hampton

Appellate attorneys for civil and criminal appeals at state and federal court.

John J. Ryan is one of 85,572 appellate attorneys indexed nationally. Browse appellate attorneys in New Hampshire →

Jurisdictional Context

Why Local Counsel Matters in Hampton

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 Hampton 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 venue, 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.

Hampton Courts and Legal Process

Choosing a Hampton-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

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

Frequently Asked

Common Questions About John J. Ryan

Where is John J. Ryan's law office located?
John J. Ryan's law practice is located in Hampton, New Hampshire. The firm is Casassa and Ryan. You can contact the office directly through this profile page.
What practice areas does John J. Ryan handle?
John J. Ryan focuses on estate planning, business, real estate, government, appellate. Each practice area listed reflects experience handling cases of that type in New Hampshire.
How long has John J. Ryan practiced law?
John J. Ryan has 56+ years of legal experience and has been licensed since 1970.
Where did John J. Ryan go to law school?
John J. Ryan earned their education at (LL.M., 1979); (B.S., 1967).
How can I contact John J. Ryan for a consultation?
You can contact John J. Ryan 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 J. Ryan received?
John J. Ryan's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Hampton Choose John J. Ryan

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish John J. Ryan's practice in the field of estate planning, business, real estate, government, and appellate.

Decade-Tested Legal Experience

John J. Ryan brings 56+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in New Hampshire, U.S. Supreme Court, and Massachusetts, John J. Ryan can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering estate planning, business, and real estate, John J. Ryan can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Hampton

A Hampton-based practice means John J. Ryan attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues John J. Ryan Handles in Hampton

Below is a representative sample of the types of matters John J. Ryan has experience with under New Hampshire law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Last wills and testaments
Estate Planning
Revocable living trusts
Estate Planning
Powers of attorney
Estate Planning
Probate proceedings
Estate Planning
Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business
Residential property transactions
Real Estate
Commercial lease disputes
Real Estate
Title and deed issues
Real Estate
Landlord-tenant conflicts
Real Estate

This list is illustrative, not exhaustive. Contact John J. Ryan directly to discuss the specifics of your situation.

Search Reference

How People Find John J. Ryan Online

Prospective clients searching for legal help in Hampton commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like John J. Ryan.

John J. Ryan attorney John J. Ryan lawyer John J. Ryan Hampton John J. Ryan New Hampshire John J. Ryan reviews John J. Ryan contact Casassa and Ryan law firm estate planning attorney in Hampton estate planning lawyer Hampton best estate planning attorney Hampton top rated estate planning lawyer near me estate planning attorney New Hampshire find a lawyer near me how to hire an attorney

If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with John J. Ryan directly.

John J. Ryan's Practice Areas & Specializations

Education & Law School Background

LL.M.
Boston University Graduate Tax Program
- 1979
B.S.
St. John's University
- 1967

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

New Hampshire
Admitted: 1970
U.S. Supreme Court
Admitted: 1978
Massachusetts
Admitted: 1997

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