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SSE

About

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.

Country

US

Address

9666 Olive Blvd, St Louis, Missouri

Postal Code

63132

Company Type

Privately Held

Employees

804

Industry

IT Services and IT Consulting

Specialties

Front-End Analysis; IT Security; Courseware Development; Disaster/Recovery Planning; Courseware Revisions & Maintenance; Managed IT Services; Network Monitoring; Cloud Services; Cybersecurity; CMMC; Registered Practitioner Organization; Defense Contractor

Top Decision Makers · 1

President & CEO

Person Avatar

Elizabeth Niedringhaus

United States

Email

******@***.com

Phone

(**) *** ****

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