
A software founder walked into defense conferences carrying something like Lego plastic. Six years later, his company is betting that the bottleneck inside America's missile supply chain can be printed in hours instead of cured for weeks.
Firehawk began by pitching a new kind of rocket engine. The Pentagon wanted an easier swap. One cheap printer, a filmed hot-fire test and a strategic retreat turned that rejection into a plan for rebuilding the propellant supply chain.