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John Halverson Email & Phone Number

McGiff Halverson LLP at McGiff Halverson LLP
Location: Patchogue, New York, United States 3 work roles 2 schools
1 work email found @mcgiffhalverson.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

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Work email h****@mcgiffhalverson.com
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Current company
Role
McGiff Halverson LLP
Location
Patchogue, New York, United States
Company size

Who is John Halverson? Overview

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Quick answer

John Halverson is listed as McGiff Halverson LLP at McGiff Halverson LLP, a company with 7 employees, based in Patchogue, New York, United States. AeroLeads shows a work email signal at mcgiffhalverson.com and a matched LinkedIn profile for John Halverson.

John Halverson previously worked as Attorney at Mcgiff Halverson Llp and Sr. Assistant District Attorney at Suffolk County District Attorney'S Office. John Halverson holds Juris Doctorate, Law from Touro University Jacob D. Fuchsberg Law Center.

Company email context

Email format at McGiff Halverson LLP

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{last}@mcgiffhalverson.com
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Profile bio

About John Halverson

JOHN HALVERSON received his Bachelor of Arts degree from the State University at Albany, where he was a member of the football team. For the next decade he served in the private security industry, rising to Executive Vice President of Patriot Courier Service, a security firm providing armored car service to over 150 corporate clients in the metropolitan area.After receiving his Juris Doctor from Touro Law School, he was hired by the District Attorney's Office of Suffolk County, rising to Senior Assistant District Attorney in the Major Crimes Bureau, where he gained a reputation as a skilled trial attorney. Mr. Halverson now brings these formidable skills into the civil arena, while continuing to defend those accused in the criminal courts. He is married to Melissa and is the proud father of three young daughters.

Listed skills include Litigation, Criminal Law, Courts, Civil Litigation, and 22 others.

Current workplace

John Halverson's current company

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McGiff Halverson LLP
Mcgiff Halverson Llp
McGiff Halverson LLP
patchogue, new york, united states
Employees
7
AeroLeads page
3 roles

John Halverson work experience

A career timeline built from the work history available for this profile.

Attorney

Current

The firm concentrates its practice in the areas of insurance and self-insured defense, in addition to criminal defense. Our attorneys have engaged in litigation and tried cases in the Five Boroughs of New York, as well as Nassau, Suffolk and Westchester Counties. We appear regularly in both State and Federal Court, and have argued before the Appellate.

Jan 2011 - Present

Sr. Assistant District Attorney

Suffolk County District Attorney'S Office

Prosecutor for Major Crimes

Aug 2005 - Jan 2011

Sr. Vice President, Partner

Patriot Armored
May 1991 - Jun 2001
Team & coworkers

Colleagues at McGiff Halverson LLP

Other employees you can reach at mcgiffhalverson.com. View company contacts for 7 employees →

2 education records

John Halverson education

B.S., Political Science, Business Administration

Activities and Societies: Football

FAQ

Frequently asked questions about John Halverson

Quick answers generated from the profile data available on this page.

What company does John Halverson work for?

John Halverson works for McGiff Halverson LLP.

What is John Halverson's role at McGiff Halverson LLP?

John Halverson is listed as McGiff Halverson LLP at McGiff Halverson LLP.

What is John Halverson's email address?

AeroLeads has found 1 work email signal at @mcgiffhalverson.com for John Halverson at McGiff Halverson LLP.

Where is John Halverson based?

John Halverson is based in Patchogue, New York, United States while working with McGiff Halverson LLP.

What companies has John Halverson worked for?

John Halverson has worked for Mcgiff Halverson Llp, Suffolk County District Attorney'S Office, and Patriot Armored.

Who are John Halverson's colleagues at McGiff Halverson LLP?

John Halverson's colleagues at McGiff Halverson LLP include Daniel J. O'Connell, Daniel O'Connell, Justine Tocci, and Carol Vandekieft.

How can I contact John Halverson?

You can use AeroLeads to view verified contact signals for John Halverson at McGiff Halverson LLP, including work email, phone, and LinkedIn data when available.

What schools did John Halverson attend?

John Halverson holds Juris Doctorate, Law from Touro University Jacob D. Fuchsberg Law Center.

What skills is John Halverson known for?

John Halverson is listed with skills including Litigation, Criminal Law, Courts, Civil Litigation, Trials, Legal Research, Criminal Defense, and Legal Writing.

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