John Brennan

Founder & CEO, AC Momento - @acmomento

Miami, Florida, United States

About

Find me on X at @brennanjp

Experience

  • Founder & CEO at AC Momento
    Sep 2021 - Present · 4 yrs 10 mos

    Momento was acquired by TickPick in late 2025 and continues to operate as a standalone platform. Together, we’re building for the millions of fans who attend live events every year. Fans use Momento to turn the games and concerts they attend into interactive memories powered by real event data and fans’ photos and videos. More than 20 million tickets have already been transformed into Momentos. AC Momento was backed by Alexis Ohanian’s 776, Courtside Ventures, Steve Cohen’s DIGITAL, Raine, Serena Ventures, and athletes including Lionel Messi and Thierry Henry.

  • Angel Investor at Self-Employed
    2019 - Present · 7 yrs 6 mos

    Early stage angel investor and advisor with an emphasis on sports. Portfolio: Underdog Fantasy, Collectors (PSA), Angel City FC, Sorare, GOALS, Saturdays Football, Draftea, Jackpot, Copilot Money, Freestyle World, Drink Update, and more.

  • Founder at Invisible Universe
    Sep 2018 - Sep 2021 · 3 yrs 1 mo

    Invisible Universe started in 2018 as an Internet-first animation studio that developed original character IP on social media in partnership with some of the world’s biggest celebrities, including Serena Williams, Jennifer Aniston, and the D'Amelio family. Billions of views, 10+ million followers, and 8 franchises later, Invisible Universe debuted Studio: an AI-powered platform trusted by some of Hollywood's biggest studios to produce their own short-form content at the speed of social on behalf of some of the world's most beloved animated franchises. Invisible Universe was backed by The Chernin Group, Initialized Capital, 776, Serena Williams, Will Smith's Dreamers VC, SV Angel, and Aglaé Ventures.

  • Head of Sports Partnerships at Snap Inc.
    2014 - 2018 · 4 yrs

    Started and led the Sports Partnerships team at Snap, negotiating deals and managing relationships with rights holders, broadcasters, teams, and athletes around the world, including the NFL, NBA, MLB, FIFA, UEFA, IOC, tennis and golf majors, and dozens more.

  • Sales at Twitter
    2013 - 2014 · 1 yr