TES-i Leadership Team
Chief Executive Officer & Co-Founder
One of three active TES-i co-founders, Dennis has more than 30 years of software-intensive system development and verification experience for mission-critical and safety-critical applications. He has served TES-i as chief engineer, director of engineering, director of contracting, business developer, and program manager. Dennis holds a Bachelor of Science in computer engineering from the University of Arizona.
Chief Technology Officer & Co-Founder
As a co-founder of TES-i, Sean has more than 30 years of experience in software development, design, integration, and testing, especially as it relates to mission critical and safety critical systems. Sean is also an expert in digital and model-based systems engineering (MBSE). Since helping found TES-i in 1997, he has served as chief engineer, business developer, and director of program management. Sean holds a Bachelor of Science in computer science and systems design from the University of Texas at San Antonio
Chief Financial Officer & Co-Founder
Prior to starting TES-i with three other partners, Antonio co-founded The Software Firm, Inc., which provided sales force automation to remote salespersons. He has been developing and delivering embedded and data enterprise solutions to the federal government, aerospace, and commercial industries for more than 25 years. Since co-founding TES-i, Antonio has served as chief engineer, CFO, business developer, and program manager. Antonio holds a Bachelor of Science in electrical and computer engineering from the University of Texas at Austin.
TES-I Board of Advisors
Major General (Ret.)
MG(R) Tim Crosby retired from U.S. Army as Program Executive Officer for Aviation
Thomas R Cunningham
Senior Executive with extensive, expertise in US Domestic and International sales and program management. Cooperating with senior leadership from multi-national corporations to achieve sales of military and commercial products to US and International military services.
Jeffrey L. Langhout
Served as a Department of the Army civilian for more than 37 years with his last assignment as the Director for the U.S. Army Combat Capabilities Development Command Aviation & Missile Center (DEVCOM AvMC), where he led a workforce of more than 11,000 engineers, scientists, researchers and support.