​Tim Ellis

Tim Ellis is the co-founder and CEO of Relativity, the first autonomous factory and launch service for rockets. Relativity recently created the largest robotic metal 3D printer in the world and has tested our entirely 3D printed Aeon rocket engine over 180 times. Previously responsible for bringing metal 3D printing into Jeff Bezos' Blue Origin, and a propulsion development engineer on Crew Capsule RCS thrusters, BE-4, and New Glenn. Alumni of USC and played a leadership role in launching the first student designed and built rocket into near space. Testified to the US Senate on commercial space policy and is the youngest member on the National Space Council UAG by nearly 2 decades, and directly advises the United States White House on all space policy. Has spoken at numerous conferences including CBInsights Aha! and TEDx. Relativity is backed by Playground Global, Social Capital, Y Combinator, Mark Cuban, USC, and Stanford.

​Spencer Rascoff

Spencer Rascoff is an entrepreneur and company leader who co-founded Zillow, Hotwire and dot.LA, and who served as Zillow's CEO for a decade. He is currently executive chairman of dot.LA and a board member at TripAdvisor. In the fall of 2019 Spencer was a Visiting Executive Professor at Harvard Business School where he co-taught the "Managing Tech Ventures" course. In 2015, Spencer co-wrote and published his first book, the New York Times' Best Seller "Zillow Talk: Rewriting the Rules of Real Estate." Spencer is the host of "Office Hours," a monthly podcast on dot.LA featuring candid conversations between prominent executives on leadership, diversity and inclusion, and startups.