SSE

SSE Employee Directory

IT Services and IT ConsultingUnited States501-1000 Employees

Systems Service Enterprises, Inc. (SSE) is a leader in Information Technology, Cybersecurity Compliance, and Training and Technical Data solutions for small-medium sized businesses and specializing in Department of Defense (DoD) contracting.  A Women-Owned Small Business (WOSB) with 150 employees, SSE was founded in 1966 by Susan S. Elliott.  SSE is headquartered in St. Louis, MO and is able to serve clients throughout all 50 states.  

As an ISO 9001:2015 certified organization, SSE has not only the technical expertise, but the disciplined processes and business maturity to deliver customized best-in-class IT and cybersecurity solutions across several highly regulated industries.  As a DoD contractor itself, SSE has maintained our and our customers’ networks to evolving regulatory standards and protects data for ourselves and our clients.

In November of 2024, SSE successfully completed a Joint Surveillance Assessment with a C3PAO and DIBCAC, achieving a perfect score of 110 for its CMMC Level 2 Certification.

Established processes, standards and quality solutions allow SSE to meet the most complex challenges for our clients…both now with respect to NIST 800-171, as well as looking ahead to plan for future needs including CMMC.

Find SSE employees' phone numbers or email addresses

SSE Global Highlights

Location
Employees

North America
238

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  • United States Of America
    231
  • Mexico
    5
  • Canada
    2

Europe
235

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  • United Kingdom Of Great Britain And Northern Ireland
    181
  • Ireland
    10
  • France
    7
  • Italy
    6
  • Spain
    4
  • Slovakia
    4
  • Sweden
    4
  • Switzerland
    3
  • Portugal
    3
  • Ukraine
    3
  • Netherlands
    2
  • Greece
    2
  • Romania
    1
  • Malta
    1
  • Poland
    1
  • Austria
    1
  • Belgium
    1
  • Germany
    1

Asia
100

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  • India
    44
  • China
    20
  • Pakistan
    5
  • United Arab Emirates
    4
  • Saudi Arabia
    4
  • Viet Nam
    3
  • Bangladesh
    3
  • Iraq
    3
  • Qatar
    2
  • Singapore
    2
  • Philippines
    2
  • Lebanon
    2
  • Malaysia
    1
  • Iran
    1
  • Israel
    1
  • Indonesia
    1
  • Japan
    1
  • Russian Federation
    1

Africa
16

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  • Egypt
    5
  • South Africa
    4
  • Ethiopia
    2
  • Algeria
    1
  • Ghana
    1
  • Guinea
    1
  • Togo
    1
  • Morocco
    1

South America
11

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  • Brazil
    9
  • Uruguay
    1
  • Chile
    1

SSE's Leadership

  • Stylized image of a person
    D. A.
    CEO
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  • Stylized image of a person
    D. G.
    Chief Executive Officer
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  • Stylized image of a person
    S. P.
    CEO
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  • Stylized image of a person
    S. K.
    Chief Marketing Officer
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  • Stylized image of a person
    R. D.
    Chief Operating Officer
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  • Stylized image of a person
    J. D.
    Chief Financial Officer
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  • Stylized image of a person
    V. S.
    Chief Information Officer
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  • Stylized image of a person
    J. U.
    Vice President Of Training & Government Services And Human Resources
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SSE Employee Metrics

100%
50%
0%
2025
2024
  • Engineering
  • Customer Success
  • Program & Project Management
  • Quality Assurance
  • Analytics
  • Other
  • Arts & Design
  • Finance

Contact profiles from SSE

Name
Title
Contact Info
Location
Last Update
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    S. K.
    Chief Marketing Officer
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    India
    Apr 17, 2025
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    E. N.
    President & Ceo
    Phone icon
    United StatesMissouri
    Oct 24, 2025
  • Stylized image of a person
    C. S.
    Ciso & Cto
    Phone icon
    United StatesMissouri
    May 07, 2025
  • Stylized image of a person
    F. P.
    Chairman Of The Board & Ceo
    Phone icon
    ChinaShanghai
    Sep 12, 2025
  • Stylized image of a person
    S. D. -. C.
    President
    Phone icon
    United StatesGeorgia
    Jul 18, 2025
  • Stylized image of a person
    L. W.
    Platform Instructor Ch147f Helicopter Aviation Subject Matter Expert/Training Analyses
    Phone icon
    United StatesDelaware
    Oct 21, 2025
  • Stylized image of a person
    R. D.
    Chief Operating Officer
    Phone icon
    United StatesMissouri
    Oct 30, 2025
  • Stylized image of a person
    J. D.
    Chief Financial Officer
    Phone icon
    United StatesMissouri
    Oct 25, 2025
  • Stylized image of a person
    D. F.
    Process Owner: Capacity Management
    Phone icon
    United KingdomPortsmouth
    Nov 11, 2025
  • Stylized image of a person
    J. N.
    Senior It Business Relationship Partner
    Phone icon
    United KingdomScotland
    Oct 26, 2025

Frequently Asked Questions

What is SSE known for?

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SSE was founded in 1966 operates in the IT Services and IT Consulting industry. The company's main headquarters is located in 9666 Olive Blvd, Suite 710 St Louis, Missouri 63132, US; you can contact the main corporate office by phone at . Explore SSE's company overview page for more information.

What is SSE's most common email format?

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SSE employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more SSE email formats with LeadIQ.

How many employees does SSE have currently?

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SSE has approximately 805 employees as of October 2025. These team members are located across 5 continents, including North AmericaEuropeAsia.

Who are SSE's key employees and leadership?

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As of October 2025, SSE's key employees include:

  • CEO: D. A.
  • Chief Executive Officer: D. G.
  • CEO: S. P.
  • Chief Marketing Officer: S. K.
  • Chief Operating Officer: R. D.

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