SM

Stephen Marcus

Co-Founder & General Partner at Riot Ventures

Los Angeles County, California

Invests in

Stages:

  • Min Investment:

    $100,000.00
  • Max Investment:

    $5,000,000.00
  • Target Investment:

    $1,500,000.00

Work Experience

  • Co-Founder & General Partner

    2015

    We are a top tier multi-stage firm dedicated to deep technology. Backing audacious founders working on transforming the world around us with cutting edge technology. #hardtech, #deeptech, #venturecapital, #VC, #hardware, #frontiertech, #AI, #biotech, #3dprinting, #AI, #robotics

  • Board Member

    2025

  • Board Member

    2024

  • Board Member

    2023

2022

  • Board Member

    2022

2022

  • Board Member

    2022

2019

  • Board Member

    2019

    We made our latest growth investment in Shield.AI, an artificial intelligence platform that enables robots to see, reason about, and search the world. #drones, #defense, #AI, #artificialintelligence, #hardware

  • Investor

    2019

    Excited to announce our second growth investment at Riot into the Toast Series E alongside Tiger Global, TCV, Bessemer, Lead Edge and T. Rowe #restaurants, #technology, #fintech

  • Catalyst

    2016

2010

  • Angel Investor

    2010