David Denning: Email & Phone Number

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RETIRED Security & Counterintelligence Professional at Sitting Poolside|United States

Position:

RETIRED Security & Counterintelligence Professional at Sitting Poolside

Location:

United States

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Last updated: 2026-06-26

Updated: 2026-06-26

Found email addresses for David Denning:

Business emails:

d***********g@ogn.af.mil,

d***********g@orbitalatk.com

Personal emails:

d******5@gmail.com

Found phones for David Denning:

+1-480-***-**35,

+1-870-***-**99

A different David Denning?

Work Experience 23 years

RETIRED Security & Counterintelligence Professional at Sitting Poolside

Sep 2021 - Current

Counterintelligence/Insider Threat Program Senior Manager at Northrop Grumman Space Systems

Jun 2018 - Sep 2021

Corporate Counterintelligence/Insider Threat Senior Manager at Orbital ATK

Jan 2016 - Jun 2018

Senior Manager, Counterintelligence and Investigations at Lockheed Martin

Dec 2013 - Dec 2015

Director of Strategic Programs and Requirements at Air Force

Jul 2012 - Sep 2013

Commander at AFOSI Region 5 (Europe/Africa)

Jul 2009 - Jun 2012

Vice-Commander at AFOSI Region 6 (Pacific Theater)

Jul 2007 - Jul 2009

Chief, Counterintelligence/HUMINT Advisory Team, Kabul, Afghanistan (DEPLOYED) at AFOSI (detailed to HQ USCENTCOM)

Jan 2009 - May 2009

Commander at AFOSI 52nd Field Investigations Squadron

Jul 2005 - Jul 2007

Director of Staff at AFOSI (Headquarters)

Aug 2003 - Jul 2004

David Denning started working in 2003, then the employee has changed 9 companies and 8 jobs. On average, David Denning works for one company for 2 years 2 months.

Their professional focus is Change Management, Corporate Security, and Counterintelligence across 3 core areas.

Education

Masters at Air War College

MPA at University of Oklahoma

BA at Saint Leo University

N/A at North Georgia College and State University

Frequently Asked Questions

What is David Denning's email address?

SignalHire found verified email addresses for David Denning, both business and personal. Their business email is d***********g@ogn.af.mil, and personal emails include d******5@gmail.com.

What is David Denning's phone number?

SignalHire found multiple verified phone numbers for David Denning: +1-480-***-**35, and +1-870-***-**99.

How do I contact David Denning at Sitting Poolside?

You can reach David Denning 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 David Denning's professional background?

David Denning has 23 years of professional experience. They have held roles including Counterintelligence/Insider Threat Program Senior Manager, Corporate Counterintelligence/Insider Threat Senior Manager, and Senior Manager, Counterintelligence and Investigations at companies such as Northrop Grumman Space Systems, Orbital ATK, and Lockheed Martin. Their education includes Masters from Air War College, and MPA from University of Oklahoma.

Is David Denning's contact information up to date?

Yes. David Denning's SignalHire profile was last updated on 26 June 2026, reflecting their current position as RETIRED Security & Counterintelligence Professional at Sitting Poolside.

David Denning Namesakes

Name

Company

Position

David Denning

United States Air Force

Deputy Chief Electronic Warfare Division

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David Denning

Resilience

Manufacturing Supervisor

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