Managing Partner
Current
Sep 2016 - Present
AeroLeads people directory · profile
Gregory R. Sullivan Email & Phone Number
Crisis - Risk - Resiliency
at
The Keystone Group LLC
LinkedIn matched
✓ Verified July 2026
3 data sources
Profile completeness 100%
Current company
Role
Crisis - Risk - Resiliency
Location
United States
Company size
Who is Gregory R. Sullivan? Overview
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Quick answer
Gregory R. Sullivan is listed as Crisis - Risk - Resiliency at The Keystone Group LLC, a with 5 employees, based in United States. AeroLeads shows a matched LinkedIn profile for Gregory R. Sullivan.
Gregory R. Sullivan previously worked as Managing Partner at The Keystone Group Llc and Owner at Sovereign Protective Service Llc. Gregory R. Sullivan holds Bs, Public Administration from George Mason University.
Company email context
Email format at The Keystone Group LLC
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The Keystone Group LLC
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Profile bio
About Gregory R. Sullivan
Committed to enterprise-wide security risk and crisis management solutions designed to promote strength through resiliency, longevity and profitability.
Listed skills include Enterprise Risk Management, Program Management, Program Implementation, Program Design, and 2 others.
Current workplace
Gregory R. Sullivan's current company
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The Keystone Group Llc
4 roles
Gregory R. Sullivan work experience
A career timeline built from the work history available for this profile.
Owner
Current
Jan 1999 - Present
Director, Corporate Security
Jun 2014 - Oct 2016
Senior Grade Detective, Instructor, Supervisor - Homicide, Violent & Organized Crime
Jul 1990 - Mar 2009
2 education records
Gregory R. Sullivan education
Bs, Public Administration
Air Force Rotc
FAQ
Frequently asked questions about Gregory R. Sullivan
Quick answers generated from the profile data available on this page.
What company does Gregory R. Sullivan work for?
Gregory R. Sullivan works for The Keystone Group LLC.
What is Gregory R. Sullivan's role at The Keystone Group LLC?
Gregory R. Sullivan is listed as Crisis - Risk - Resiliency at The Keystone Group LLC.
Where is Gregory R. Sullivan based?
Gregory R. Sullivan is based in United States while working with The Keystone Group LLC.
What companies has Gregory R. Sullivan worked for?
Gregory R. Sullivan has worked for The Keystone Group Llc, Sovereign Protective Service Llc, Microstrategy, and Metropolitan Police Department Of The District Of Columbia.
How can I contact Gregory R. Sullivan?
You can use AeroLeads to view verified contact signals for Gregory R. Sullivan at The Keystone Group LLC, including work email, phone, and LinkedIn data when available.
What schools did Gregory R. Sullivan attend?
Gregory R. Sullivan holds Bs, Public Administration from George Mason University.
What skills is Gregory R. Sullivan known for?
Gregory R. Sullivan is listed with skills including Enterprise Risk Management, Program Management, Program Implementation, Program Design, Crisis Management, and Risk Resolution.
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