The SpaceX | xAI Mafia — Dealroom

142 SpaceX | xAI alumni startups. $45B combined value across 8 countries. Alumni-founded startups ranked by Dealroom enterprise value.

Companies

  1. Base Power

    Founder: Justin Lopas · Valuation: $13B · Founded 2023 · Sector: Energy, Home Living · HQ: Austin, United States

  2. Stoke Space

    Founder: Thomas Feldman · Valuation: $10B · Founded 2019 · Sector: Space, Telecom · HQ: Seattle, United States

  3. Relativity

    Founder: Jordan Noone · Valuation: $4.2B · Founded 2016 · Sector: Space · HQ: Long Beach, United States

  4. Windsurf

    Founder: Douglas Chen · Valuation: $2.9B · Founded 2021 · Sector: Enterprise Software · HQ: San Jose, United States

  5. Astranis

    Founder: Ryan McLinko · Valuation: $2.8B · Founded 2015 · Sector: Space, Telecom · HQ: San Francisco, United States

  6. Starcloud

    Founder: Adi Oltean · Valuation: $2.3B · Founded 2024 · Sector: Space, Hosting · HQ: Redmond, United States

  7. Divvy Homes

    Founder: Alex Klarfeld · Valuation: $2B · Founded 2017 · Sector: Marketplace · HQ: San Francisco, United States

  8. Antares

    Founder: Julia DeWahl · Valuation: $1.5B · Founded 2023 · Sector: Space, Energy · HQ: Los Angeles, United States

  9. Hermeus

    Founder: Skyler Shuford · Valuation: $1B · Founded 2018 · Sector: Mobility, Space · HQ: Atlanta, United States

  10. Revel

    Founder: Scott Morton · Valuation: $1B · Founded 2024 · Sector: Enterprise Software, Engineering and Manufacturing Equipment · HQ: Los Angeles, United States

  11. Reliable Robotics

    Founder: Robert Rose · Valuation: $1B · Founded 2017 · Sector: Mobility, Robotics · HQ: Mountain View, United States

  12. Amca

    Founder: Eli Giovanetti · Valuation: $1B · Founded 2024 · Sector: Space, Engineering and Manufacturing Equipment · HQ: El Segundo, United States

  13. Machina Labs

    Founder: Edward Mehr · Valuation: $496M · Founded 2019 · Sector: Engineering and Manufacturing Equipment, Robotics · HQ: Los Angeles, United States

  14. Augmodo

    Founder: Ross Finman · Valuation: $350M · Founded 2023 · Sector: Security · HQ: Seattle, United States

  15. Parallel Systems

    Founder: Benjamin Stabler · Valuation: $248M · Founded 2020 · Sector: Mobility · HQ: Los Angeles, United States

  16. PicnicHealth

    Founder: Troy Astorino · Valuation: $240M · Founded 2014 · Sector: Health · HQ: San Francisco, United States

  17. Daedalean

    Founder: Luuk van Dijk · Valuation: $225M · Founded 2016 · Sector: Mobility, Robotics · HQ: Zurich, Switzerland

  18. Arbor Energy

    Founder: Brad Hartwig · Valuation: $220M · Founded 2022 · Sector: Energy · HQ: Los Angeles, United States

  19. Mesh Optical Technologies

    Founder: Travis Brashears · Valuation: $200M · Founded 2025 · Sector: Semiconductors · HQ: Los Angeles, United States

  20. Inversion Space

    Founder: Justin Fiaschetti · Valuation: $176M · Founded 2021 · Sector: Space · HQ: Torrance, United States

  21. Raptor Maps

    Founder: Eddie Obropta · Valuation: $140M · Founded 2015 · Sector: Energy, Enterprise Software · HQ: Somerville, United States

Data by Dealroom.co