Atty. John R Haggerty

Atty. John R Haggerty

John R Haggerty is a lawyer practicing partnership, taxation, estate planning and 2 other areas of law. John received a B.S. degree from Lehigh University in 1989, and has been licensed for 28 years.

Murray Hill Murray Hill 28 yrs experience 28 year
Call (908) 633-0475 Book Appointment

Estate Planning & More Attorney · Serving Murray Hill, NJ · 28+ Years Experience

Profile Summary

About John R Haggerty at a Glance

John R Haggerty is a Partner based in Murray Hill, New Jersey, practicing at Mantell, Prince & Reynolds, P.C.. They have 28+ years of legal experience, licensed to practice since 1998. Their practice focuses on probate, estate planning, business, and tax. Admitted to practice in New Jersey (1998) and U.S. District Court, District of New Jersey (1998). Educated at New York University School of Law (LL.M. Taxation, 2004) and Lehigh University (B.S. Accounting, 1989). Active member of New Jersey State Bar Association New Jersey Society of Certified Public Accountants American Institute of Certified Public Accountants. Serves clients in Murray Hill, NJ and the surrounding metropolitan area.

Verified attorney profile · Updated November 2026

About John R Haggerty

  • John R Haggerty is a lawyer practicing partnership, taxation, estate planning and 2 other areas of law
  • John received a B.S. degree from Lehigh University in 1989, and has been licensed for 28 years
  • John practices at Mantell, Prince & Reynolds, P.C. in Murray Hill, NJ

Practice Areas Explained

John R Haggerty's Areas of Legal Practice

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

Probate in Murray Hill

John R Haggerty is one of 127,041 probate attorneys indexed nationally. Browse probate attorneys in New Jersey →

Estate Planning & Probate in Murray Hill

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

John R Haggerty is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in New Jersey →

Business & Corporate Law in Murray Hill

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

John R Haggerty is one of 497,491 business attorneys indexed nationally. Browse business attorneys in New Jersey →

Tax Law in Murray Hill

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

John R Haggerty is one of 84,606 tax attorneys indexed nationally. Browse tax attorneys in New Jersey →

Jurisdictional Context

Why Local Counsel Matters in Murray Hill

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 Murray Hill 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 venue, 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.

Murray Hill Courts and Legal Process

Choosing a Murray Hill-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 Jersey attorneys? Browse all attorneys in Murray Hill or all attorneys in New Jersey.

Frequently Asked

Common Questions About John R Haggerty

Where is John R Haggerty's law office located?
John R Haggerty's law practice is located in Murray Hill, New Jersey. The firm is Mantell, Prince & Reynolds, P.C.. You can contact the office directly through this profile page.
What practice areas does John R Haggerty handle?
John R Haggerty focuses on probate, estate planning, business, tax. Each practice area listed reflects experience handling cases of that type in New Jersey.
How long has John R Haggerty practiced law?
John R Haggerty has 28+ years of legal experience and has been licensed since 1998.
Where did John R Haggerty go to law school?
John R Haggerty earned their education at (LL.M. Taxation, 2004); (B.S. Accounting, 1989).
How can I contact John R Haggerty for a consultation?
You can contact John R Haggerty 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.

Professional Profile

Why Clients in Murray Hill Choose John R Haggerty

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 R Haggerty's practice in the field of probate, estate planning, business, and tax.

Decade-Tested Legal Experience

John R Haggerty brings 28+ 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 Jersey and U.S. District Court, District of New Jersey, John R Haggerty can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

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

Local Presence in Murray Hill

A Murray Hill-based practice means John R Haggerty 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 R Haggerty Handles in Murray Hill

Below is a representative sample of the types of matters John R Haggerty has experience with under New Jersey 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
IRS audit representation
Tax
Tax lien and levy defense
Tax
Offer in compromise
Tax
Business tax planning
Tax

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

Search Reference

How People Find John R Haggerty Online

Prospective clients searching for legal help in Murray Hill 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 R Haggerty.

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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 R Haggerty directly.

John R Haggerty's Practice Areas & Specializations

Education & Law School Background

LL.M. Taxation
New York University School of Law
- 2004
B.S. Accounting
Lehigh University
- 1989

Bar Admissions & Licensed Jurisdictions

New Jersey
Admitted: 1998
U.S. District Court, District of New Jersey
Admitted: 1998

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