John Duffy

John Duffy: Email & Phone Number

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Security Supervisor at Securitas Security Services USA, Inc.|San Diego, California, United States

Position:

Security Supervisor at Securitas Security Services USA, Inc.

Location:

San Diego, California, United States

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Last updated: 2026-06-01
Updated: 2026-06-01

Found email addresses for John Duffy:

Business emails:
Personal emails:
d***@aus.com,
d***@aol.com,
d***@yahoo.com

Found phones for John Duffy:

+1-870-***-**53,
+1-623-***-**94,
+1-323-***-**67
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Work Experience

Site Supervisor at Allied Universal

Mar 2023 - Current

John Duffy started working in 2023, then the employee has changed 1 company and 1 job. On average, John Duffy works for one company for 3 years 3 months.

Their professional focus is Analytical Skills, Asset Protection, and Communication across 3 core areas.

Education

High School Diploma at Chaparral High School

Frequently Asked Questions

What is John Duffy's email address?

SignalHire found verified email addresses for John Duffy, both business and personal. Their business email is j********y@securitasinc.com, and personal emails include j***@hotmail.com, d***@aus.com, and d***@aol.com.

What is John Duffy's phone number?

SignalHire found multiple verified phone numbers for John Duffy: +1-520-***-**13, +1-870-***-**53, and +1-623-***-**94.

How do I contact John Duffy at Securitas Security Services USA, Inc.?

You can reach John Duffy 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 Duffy's professional background?

They have held roles including Site Supervisor at companies such as Allied Universal. Their education includes High School Diploma from Chaparral High School.

Is John Duffy's contact information up to date?

Yes. John Duffy's SignalHire profile was last updated on 1 June 2026, reflecting their current position as Security Supervisor at Securitas Security Services USA, Inc. in Parsippany, NJ, United States.

John Duffy Namesakes

Name
Company
Position
John Duffy
Engineer
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John Duffy
Incoming Advisor Consultant Intern (Summer 2026)
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John Duffy
Property Manager
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