John Knapp: Email & Phone Number

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Police Lieutenant at City of Hackensack|Hackensack, New Jersey, United States

Position:

Police Lieutenant at City of Hackensack

Location:

Hackensack, New Jersey, United States

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Last updated: 2026-04-20

Updated: 2026-04-20

Found email addresses for John Knapp:

Business emails:

k**@hackensack.org

Personal emails:

k***@hotmail.com,

j***@aol.com,

j***@gmail.com,

k***@marines.mil

Found phones for John Knapp:

+1-909-***-**91,

+1-870-***-**68

A different John Knapp?

Work Experience 25 years

Police Lieutenant at City of Hackensack

Aug 2009 - Current

Sergeant at United States Marine Corps

Sep 2001 - Aug 2009

John Knapp started working in 2001, then the employee has changed 1 company and 1 job. On average, John Knapp works for one company for 12 years 5 months.

Their professional focus is Asset Security, Basic Life Support (BLS), and Crime Prevention across 3 core areas.

Education

Counterintelligence and HUMINT at Navy Marine Corps Intelligence Training Center

Command and Executive Leadership Institutes at FBI LEEDA

Police Commander's Crime Reduction Course

Frequently Asked Questions

What is John Knapp's email address?

SignalHire found verified email addresses for John Knapp, both business and personal. Their business email is k**@hackensack.org, and personal emails include k***@hotmail.com, j***@aol.com, and j***@gmail.com.

What is John Knapp's phone number?

SignalHire found multiple verified phone numbers for John Knapp: +1-909-***-**91, and +1-870-***-**68.

How do I contact John Knapp at City of Hackensack?

You can reach John Knapp 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 Knapp's professional background?

John Knapp has 25 years of professional experience. They have held roles including Sergeant at companies such as United States Marine Corps. Their education includes Counterintelligence and HUMINT from Navy Marine Corps Intelligence Training Center, and Command and Executive Leadership Institutes from FBI LEEDA.

Is John Knapp's contact information up to date?

Yes. John Knapp's SignalHire profile was last updated on 20 April 2026, reflecting their current position as Police Lieutenant at City of Hackensack in Hackensack, NJ, United States.

John Knapp Namesakes

Name

Company

Position

John Knapp

Kansas State University

Student

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John Knapp

VIRGINIA AVIATION ASSOCIATES, L.L.C.

Fuel Line Technician

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John Knapp

Miller Nash LLP

Partner, Financial Services

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