James Kastenbaum

James Kastenbaum: Email & Phone Number

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Security Professional at Mount Sinai Health System|Floral Park, New York, United States

Position:

Security Professional at Mount Sinai Health System

Location:

Floral Park, New York, United States

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Last updated: 2026-06-14
Updated: 2026-06-14

Found email addresses for James Kastenbaum:

Business emails:
j**********m@ajax.systems,
j**************m@mountsinai.org
Personal emails:
d********9@hotmail.com,
d********9@yahoo.com

Found phones for James Kastenbaum:

+1-909-***-**49,
+1-480-***-**42,
+1-623-***-**20
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Work Experience 12 years

Security Professional at Mount Sinai Health System

May 2014 - Current

GUARD at FJC Security Services, Inc.

Jan 2014 - May 2025

James Kastenbaum started working in 2014, then the employee has changed 1 company and 1 job. On average, James Kastenbaum works for one company for 11 years 9 months.

Their professional focus is Business Development, Coaching, and Crime Prevention across 3 core areas.

Education

S.U.N.Y at Farmingdale

Frequently Asked Questions

SignalHire found verified email addresses for James Kastenbaum, both business and personal. Their business email is j*********m@fjcsecurity.com, and personal emails include d********9@aol.com, d********9@hotmail.com, and d********9@yahoo.com.
SignalHire found multiple verified phone numbers for James Kastenbaum: +1-520-***-**43, +1-909-***-**49, and +1-480-***-**42.
You can reach James Kastenbaum 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.
James Kastenbaum has 12 years of professional experience. They have held roles including GUARD at companies such as FJC Security Services, Inc.. Their education includes S.U.N.Y at Farmingdale.
Yes. James Kastenbaum's SignalHire profile was last updated on 14 June 2026, reflecting their current position as Security Professional at Mount Sinai Health System in New York, NY, United States.

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