TIGON EnerTec is a University of Colorado spin-out company that designs, builds and integrates hybrid propulsion systems. Also supported by the Boulder Innovation Center and the Renewable and Sustainable Energy Initiative (RASEI), TIGON has developed a unique hybrid transmission for Unmanned Aerial Vehicles (UAVs). Not only does this technology have the potential to make UAVs more efficient and effective, it also applies to manned aviation, as well as marine and