Hank Grabowski is cofounder and former CTO of Applied Defense Solutions (ADS). Prior to ADS, he was on the core development team for Analytical Graphics (AGI). Grabowski has combined in-depth knowledge of aerospace engineering and software engineering to design and develop scalable software for flight dynamics, space situational awareness, and space-based system mission analysis. Since the sale of ADS to L3Harris in 2018, he is dedicated to the development of open source software and open data systems.