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Thomas Sullivan Email & Phone Number

Federal Court Security Officer and Special Deputy U.S. Marshal at Walden Security
Location: Newark, New Jersey, United States 9 work roles 3 schools
1 work email found @dhs.gov LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email t****@dhs.gov
LinkedIn Profile matched
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Current company
Walden Security
Role
Federal Court Security Officer and Special Deputy U.S. Marshal
Location
Newark, New Jersey, United States
Company size
2328 employees

Who is Thomas Sullivan? Overview

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Quick answer

Thomas Sullivan is listed as Federal Court Security Officer and Special Deputy U.S. Marshal at Walden Security, a company with 2328 employees, based in Newark, New Jersey, United States. AeroLeads shows a work email signal at dhs.gov and a matched LinkedIn profile for Thomas Sullivan.

Thomas Sullivan previously worked as Court Security Officer at Walden Security and Founding Board Member at Leo Only. Thomas Sullivan holds Pre-Law Studies from Mount Saint Mary College.

Company email context

Email format at Walden Security

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{first_initial}{last}@dhs.gov
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AeroLeads found 1 current-domain work email signal for Thomas Sullivan. Compare company email patterns before reaching out.

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Profile bio

About Thomas Sullivan

Experienced law enforcement professional with over 26 years of service, specializing in criminal investigations, executive protection, aviation security, defensive tactics, use of force and rapid response teams.

Listed skills include Microsoft Office, Microsoft Excel, Microsoft Word, Powerpoint, and 15 others.

Current workplace

Thomas Sullivan's current company

Company context helps verify the profile and gives searchers a useful next step.

Walden Security
Walden Security
Federal Court Security Officer and Special Deputy U.S. Marshal
Newark, NJ, US
Website
waldensecurity.com
Employees
2328
AeroLeads page
Company profile
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9 roles

Thomas Sullivan work experience

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

Federal Court Security Officer And Special Deputy U.S. Marshal

Walden Security

Newark, NJ, US

Court Security Officer

Current
Walden Security

Trenton, New Jersey, United States

Court Security Officer contracted to the U.S. Marshals Service

May 2023 - Present

Founding Board Member

Current
Leo Only

Bellafonte, PA

Dec 2014 - Present

National Program Manager-Cyber And Operational Technology

U.S. Department Of Homeland Security

Lorton, Virginia, United States

National Program Manager (LTTDY)-Cyber and Operational Technology, Technical Operations Center

Feb 2021 - Mar 2022

Academy Instructor-Defensive Tactics

U.S. Department Of Homeland Security

Brunswick, Georgia, United States

Defensive Tactics Instructor (LTTDY)-Firearms and Tactical Programs, HSI Academy

Jan 2018 - Mar 2020

Special Agent/Jump Team

U.S. Department Of Homeland Security

U.S. Secret Service

Detailed (TDY) to U.S. Secret Service Jump Team for 2016 Presidential Campaign

Jun 2016 - Nov 2016

Senior Immigration Inspector

U.S. Department Of Justice

JFK Airport, Jamaica, NY

Immigration and Naturalization Service

May 1996 - Jun 2002
Team & coworkers

Colleagues at Walden Security

Other employees you can reach at waldensecurity.com. View company contacts for 2328 employees →

EP Elexus Parks Elexus Parks Colleague at Walden SecurityHendersonville, Tennessee, United States, United States View → DC David Cody David Cody Colleague at Walden SecurityAugusta, Georgia, United States, United States View → CS Chris Strange Chris Strange Colleague at Walden SecurityShelby, North Carolina, United States, United States View → RD Reagan Dotson Reagan Dotson Colleague at Walden SecurityChattanooga, Tennessee, United States, United States View → PB Phyllis Booker Phyllis Booker Colleague at Walden SecurityNashville, Tennessee, United States, United States View → BP Barbara Pogue Barbara Pogue Colleague at Walden SecurityPotwin, Kansas, United States, United States View → TV Tasha Vickers Tasha Vickers Colleague at Walden SecurityAtlanta Metropolitan Area, United States View → MG M Gallager M Gallager Colleague at Walden SecuritySummerville, South Carolina, United States, United States View → AR April Rogers April Rogers Colleague at Walden SecurityGreater Chattanooga, United States View → KZ Kari Zamora Kari Zamora Colleague at Walden SecurityHixson, Tennessee, United States, United States View →
3 education records

Thomas Sullivan education

FAQ

Frequently asked questions about Thomas Sullivan

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

What company does Thomas Sullivan work for?

Thomas Sullivan works for Walden Security.

What is Thomas Sullivan's role at Walden Security?

Thomas Sullivan is listed as Federal Court Security Officer and Special Deputy U.S. Marshal at Walden Security.

What is Thomas Sullivan's email address?

AeroLeads has found 1 work email signal at @dhs.gov for Thomas Sullivan at Walden Security.

Where is Thomas Sullivan based?

Thomas Sullivan is based in Newark, New Jersey, United States while working with Walden Security.

What companies has Thomas Sullivan worked for?

Thomas Sullivan has worked for Walden Security, Leo Only, U.S. Department Of Homeland Security, Federal Air Marshal Service, and U.S. Department Of Justice.

Who are Thomas Sullivan's colleagues at Walden Security?

Thomas Sullivan's colleagues at Walden Security include Elexus Parks, David Cody, Chris Strange, Reagan Dotson, and Phyllis Booker.

How can I contact Thomas Sullivan?

You can use AeroLeads to view verified contact signals for Thomas Sullivan at Walden Security, including work email, phone, and LinkedIn data when available.

What schools did Thomas Sullivan attend?

Thomas Sullivan holds Pre-Law Studies from Mount Saint Mary College.

What skills is Thomas Sullivan known for?

Thomas Sullivan is listed with skills including Microsoft Office, Microsoft Excel, Microsoft Word, Powerpoint, Customer Service, English, Windows, and Research.

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