Since its founding in Huntsville in 2008, IS4S has grown into a 100% employee-owned engineering company with more than 400 employee-owners. The company’s defining idea is “real employee ownership,” pairing technical work for government and military customers with a culture that puts ethics ahead of profit. Its Huntsville production facility is AS9100 certified.
AS9100D with ISO 9001:2015 Quality Management System
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AS9100
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ISO 9001:2015
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NIST 800-171 Compliant Environments
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Federal Firearms License (FFL)
registration
Federal Explosives License (FEL)
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Employee-Owned C-Corporation Small Business
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Radiance Technologies, IncRadiance Technologies began in Huntsville in 1999 with a goal of being 100% employee-owned, and that structure still defines the company as it has grown to more than 1,000 employee-owners. The company develops and supports advanced technical solutions for Department of Defense and intelligence customers, with a long-standing focus on helping turn difficult defense concepts into tested, usable capabilities. Its engineering support services are covered by ISO 9001:2015 and AS9100:2016 quality systems.BEAVERCREEK, OH
Black River Systems CompanyFounded in 1996 by two groups of engineers, Black River Systems grew from a small research team into an employee-owned company with more than 100 staff members. The Utica-based firm is known for moving advanced sensing work from research into fielded systems, particularly for government and defense customers, while its employee ownership—established through an ESOP in 2022—keeps the engineers who build and support those systems invested in the result.BEAVERCREEK TOWNSHIP, OH
Custom Systems Integration, IncEmployee-owned Custom Systems Integration, Inc. designs, builds and integrates automated test equipment and custom engineering and manufacturing solutions from its 20,000-square-foot facility in Binghamton, New York. Its seasoned engineering and production teams handle both turnkey systems and build-to-print work, including the specialized fixtures that connect devices under test to test systems. CSI’s quality system conforms to AS9100D and ISO 9001:2015, with ITAR registration and federal cybersecurity compliance supporting its aerospace, defense and other demanding customers.ENDICOTT, NY
Advanced Conversion Technology (ACT)Employee-owned since 2021, Advanced Conversion Technology is a small Pennsylvania manufacturer that has served the U.S. military since 1981. ACT is known for keeping engineering, manufacturing, and testing together under one roof, where its team develops rugged power solutions for demanding defense applications. Its quality system is certified to AS9100D and ISO 9001:2015.335999MIDDLETOWN, PA