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SSE Email Format
IT Services and IT Consulting
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201-500 employees
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St. Louis, MO, USA
SSE is a women-owned IT services and cybersecurity compliance firm specializing in Department of Defense contracting and serving small to medium-sized businesses across all 50 states.
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first.last@sseinc.com
Company Overview
Industry
IT Services and IT Consulting
Founded
1966
Headquarters
St. Louis, MO, USA
Revenue
$100M-$250M
FUNDING Stage
Private
Website
Key Executives
Elizabeth Elliott Niedringhaus (President and CEO), Jim Dobbins (Senior Vice President/Chief Financial Officer), Robert Duffy (Chief Operating Officer)
Tech Stack
Key Executives
4.9/5 on G2
40K+ GTM professionals
SOC 2 Type II certified
Frequently Asked Questions
What is the email format of SSE?
SSE uses the first.last format, so Jane Smith would be jane.smith@sseinc.com.
What cybersecurity compliance services does SSE offer for Defense Industrial Base companies?
SSE supports Defense Industrial Base companies with CMMC compliance, NIST SP 800-171 assessments, gap analysis, and remediation services. SSE is one of the first CMMC Registered Provider Organizations in the country and holds CMMC Level 2 certification itself.
Who is the President and CEO of SSE?
Elizabeth Elliott Niedringhaus is the President and CEO of SSE, also known as Systems Service Enterprises, Inc. She joined the company in 1995 and took over leadership in 2004 from founder Susan S. Elliott, who established SSE in 1966.
How many employees does SSE have at its St. Louis headquarters?
SSE employs approximately 804 people and is headquartered at 1835 Lackland Hill Parkway in St. Louis, Missouri, where it delivers IT, cybersecurity, and government services to clients across the United States.
Can Clay help me find and verify SSE contacts for outreach?
Yes, Clay can help you locate and verify SSE employee emails, confirm the first.last@sseinc.com format against live sources, and enrich your prospect list with role, seniority, and department data before you reach out to the team.
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4.9 rating