John Williams: Email & Phone Number

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Security Officer at NYU Langone Health|United States

Position:

Security Officer at NYU Langone Health

Location:

United States

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Last updated: 2026-07-08

Updated: 2026-07-08

Found email addresses for John Williams:

Business emails:

j***********s@nyulangone.org

Personal emails:

j***@hotmail.com,

w***@scmd.sc.gov,

w***@joinscdc.com,

w***@aol.com

Found phones for John Williams:

+1-323-***-**65,

+1-909-***-**47

A different John Williams?

Work Experience 18 years

Security Officer at NYU Langone Health

Feb 2017 - Current

Firefighter at Central Islip Fire Dept

Nov 2020 - Current

Firefighter at Roslyn Highlands Fire Dept

Mar 2018 - Feb 2020

Armed Security Guard at Hawkeye Security & Investigations

Jul 2016 - Jun 2017

Security Specialist at South Carolina Military Department / Office of the Adjutant General

Jun 2016 - Jun 2017

Correctional Sergeant at South Carolina Department of Corrections

Feb 2008 - May 2016

Security Officer at GEO Care

Oct 2010 - Feb 2011

John Williams started working in 2008, then the employee has changed 6 companies and 4 jobs. On average, John Williams works for one company for 3 years 11 months.

Their professional focus is Active Shooter Response, Adaptation, and Adult CPR across 3 core areas.

John holds Administrative Professional Tips, Communication Foundations (with Audio Descriptions), and Cybersecurity Awareness: Cybersecurity Terminology certifications.

Education

Nassau Community College

Frequently Asked Questions

What is John Williams's email address?

SignalHire found verified email addresses for John Williams, both business and personal. Their business email is j***********s@nyulangone.org, and personal emails include j***@hotmail.com, w***@scmd.sc.gov, and w***@joinscdc.com.

What is John Williams's phone number?

SignalHire found multiple verified phone numbers for John Williams: +1-323-***-**65, and +1-909-***-**47.

How do I contact John Williams at NYU Langone Health?

You can reach John Williams through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is John Williams's professional background?

John Williams has 18 years of professional experience. They have held roles including Firefighter, Firefighter, and Armed Security Guard at companies such as Central Islip Fire Dept, Roslyn Highlands Fire Dept, and Hawkeye Security & Investigations. Their education includes Nassau Community College.

Is John Williams's contact information up to date?

Yes. John Williams's SignalHire profile was last updated on 8 July 2026, reflecting their current position as Security Officer at NYU Langone Health in New York, NY, United States.

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