Sebastian Fischer

Sebastian Fischer is the Founder and CEO of Wardstone, a Y Combinator-backed satellite defense company based in El Segundo, California. Before launching his current venture to build hardware for the U.S. government's "Golden Dome" initiative, he held engineering and leadership roles at Amazon Prime Air, Cruise Self-Driving, Lockheed Martin, and NASA. Fischer earned his undergraduate degree in aerospace engineering from the Massachusetts Institute of Technology and later completed a dual Master of Science and Master of Business Administration program at Harvard University. The entrepreneur is currently closing a seed funding round to establish a new laboratory facility and expand his engineering team to manufacture autonomous satellite systems capable of detecting and intercepting hypersonic missile threats. His professional background centers on bridging technical complexity and strategic operations across the aerospace, autonomous vehicle, and national security sectors.