ONE Bow River National Defense Fund has made a strategic growth investment in PteroDynamics Inc., a Colorado-based developer of autonomous VTOL unmanned aircraft systems. The capital will accelerate development and flight testing of the company's Transwing UAS platform and expand manufacturing capacity. PteroDynamics is currently developing its fifth-generation P5 Transwing under a U.S. Navy contract, with initial flight testing scheduled for later this summer.