Incorporated in Alabama in 1991 and headquartered in Huntsville, AL, S3 provides technical products and services through two diversified business units: SETA Services and Training & System Support (TSS).
S3 supports the US Department of Defense (DoD), other US Government (USG) agencies, Partner Nation militaries, and commercial customers.
With more than a quarter-century of sustained growth and numerous industry awards for excellence, S3 credits its success to our outstanding employees, superior technical capabilities and experience, continuously improving processes, and uncompromising commitment to our customers. We realize that each of our customers has a choice in this highly competitive technical services market – we must win your confidence through consistent, industry pacing performance.
S3 is certified as ISO 9001.2008 and AS9100, REV C.