Mark Marshall
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Mark Marshall Email & Phone Number

Property Manager at Duffy Properties LLC
Location: Bethesda, Maryland, United States 9 work roles 2 schools
1 work email found @nga.mil LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 86%

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Work email m****@nga.mil
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Current company
Duffy Properties LLC
Role
Property Manager
Location
Bethesda, Maryland, United States

Who is Mark Marshall? Overview

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Quick answer

Mark Marshall is listed as Property Manager at Duffy Properties LLC, based in Bethesda, Maryland, United States. AeroLeads shows a work email signal at nga.mil and a matched LinkedIn profile for Mark Marshall.

Mark Marshall previously worked as Senior Representative to the National Intelligence University (NIU) at National Geospatial-Intelligence Agency (Nga) and Intelligence Educator at Office Of The Director Of National Intelligence. Mark Marshall holds Ba With Highest Distinction, Political Science from Behrend College, Pennsylvania State University.

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Email format at Duffy Properties LLC

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{last}{first_initial}@nga.mil
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Profile bio

About Mark Marshall

Mark Marshall is a Property Manager at Duffy Properties LLC.

Current workplace

Mark Marshall's current company

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Duffy Properties LLC
Duffy Properties Llc
Property Manager
9 roles · 47 years

Mark Marshall work experience

A career timeline built from the work history available for this profile.

Property Manager

Current
Duffy Properties Llc

Downtown Crown, Gaithersburg, Maryland

Nov 2023 - Present

Senior Representative To The National Intelligence University (Niu)

National Geospatial-Intelligence Agency (Nga)

Bethesda, Maryland, United States

National Geospatial-Intelligence Agency (NGA) Senior Representative to the National Intelligence University (NIU). Represents the interests of the agency, assists the faculty with geospatial content. Teaches research and Intelligence and National Security Policy. Editorial Board of Geospatial Intelligence Review (GIR). Lieutenant Colonel, U.S. Army Reserve (Ret.).

Jun 2021 - Oct 2023

Intelligence Educator

Bethesda, Maryland, United States

Intelligence Educator, Intelligence Learning Network, Office of the Director of National Intelligence (ODNI), Office of the Assistant Director of National Intelligence for Human Capital. Course Director, “Integrating the Intelligence Community (IC).” Taught students from all elements of the IC: https://intellipedia.intelink.ic.gov/wiki/Intelligence_Learning_Network. Raised promoter scores from 75 percent to 95 percent. Association for Talent Development Master Trainer. Ran the first IC Education and Training Professional Awards. Adjunct Faculty, NIU.

Jan 2018 - May 2021

Managing Editor

Geospatial Intelligence Review

Springfield, Virginia, United States

Responsible for publishing the journal of the profession, hardcopy and softcopy. Facilitated editorial boards. Edited the structure & content of manuscripts and counseled authors. Checked facts, citations, and graphics. Wrote original articles. Managed technical edit, layout, and copy-edit. Managed security review, copyright issues, release issues, disclosure issues, and FOIA requests. Maintained the journal awards program. Protected the 1000-series Federal records. Managed 400-hardcopy distribution and Web publication with visits that reached 1,500 per week. Produced the first public release edition: http://issuu.com/nga_geoint/docs/unclass_vol_2017_v6

2012 - 2017 ~5 yrs

Staff Officer

National Geospatial-Intelligence Agency

Springfield, Virginia, United States

Analysis Directorate action officer for Tradecraft Certification/Analyst Qualification. Developed analyst competencies and assessment tools to measure Tradecraft in six analytic disciplines. Chair, Tradecraft and Standards Working Group, Community Geospatial-Intelligence Training Council (CGTC). Member, Intelligence Community Analysis Training and Education Council (ICATEC). Editorial Board, Geospatial Intelligence Review. Lieutenant Colonel, U.S. Army Reserve (Ret.).

2007 - 2011 ~4 yrs

Faculty

Joint Military Intelligence College

Washington D.C. Metro Area

Graduate and undergraduate education in Intelligence Collection, Imagery Intelligence, and Intelligence Research. Taught thousands of classes; chaired 98 successful Masters Thesis committees. Adjunct Faculty, National Cryptologic School and National Geospatial-Intelligence College. Reviewer, Military Programs, American Council on Education (ACE). Lieutenant Colonel, USAR, Collection Branch Chief, DoD Departmental Requirements Officer (DRO) for Operation IRAQI FREEDOM, and Department of Defense (DoD) Senior Collection Officer.

1994 - 2006 ~12 yrs

Imagery Analyst

Naval Technical Intelligence Center, Defense Intelligence Agency, And Dod Joint Intelligence Center

Washington D.C. Metro Area

As Senior Analyst, DoD Joint Intelligence Center, wrote approximately half the imagery content in the Operation DESERT SHIELD DoD Daily Intelligence Summary. Major, USAR, U.S. Army Operational Group.

1989 - 1994 ~5 yrs

Partner

Grayscale Imagery Analysis

Washington D.C. Metro Area

Partner, GRAYSCALE Imagery Analysis, and Terrain Analyst/Cartographer, Greenhorne & O'Mara, Inc. Specialized in obstacles to military operations; sheets included Yugoslavia and Somalia.

1987 - 1989 ~2 yrs

Captain

U.S. Army

U.S. Cavalry and Military Intelligence. First job in intelligence (Border Surveillance Officer) included responsibility for operations at the border camp conducting surveillance along 115km of the Warsaw Pact border. Raised the pass-rate on Regimental inspections from 50% to 100% and held it there for two years.

1980 - 1987 ~7 yrs
2 education records

Mark Marshall education

Ba With Highest Distinction, Political Science

Behrend College, Pennsylvania State University

Mssi, Collection

Defense Intelligence College
FAQ

Frequently asked questions about Mark Marshall

Quick answers generated from the profile data available on this page.

What company does Mark Marshall work for?

Mark Marshall works for Duffy Properties LLC.

What is Mark Marshall's role at Duffy Properties LLC?

Mark Marshall is listed as Property Manager at Duffy Properties LLC.

What is Mark Marshall's email address?

AeroLeads has found 1 work email signal at @nga.mil for Mark Marshall at Duffy Properties LLC.

Where is Mark Marshall based?

Mark Marshall is based in Bethesda, Maryland, United States while working with Duffy Properties LLC.

What companies has Mark Marshall worked for?

Mark Marshall has worked for Duffy Properties Llc, National Geospatial-Intelligence Agency (Nga), Office Of The Director Of National Intelligence, Geospatial Intelligence Review, and National Geospatial-Intelligence Agency.

How can I contact Mark Marshall?

You can use AeroLeads to view verified contact signals for Mark Marshall at Duffy Properties LLC, including work email, phone, and LinkedIn data when available.

What schools did Mark Marshall attend?

Mark Marshall holds Ba With Highest Distinction, Political Science from Behrend College, Pennsylvania State University.

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