Investing Profile

Thomas Tull

InvestorAngelCEOFounder

Founder, Chairman and CEO at Tulco, LLC

tulcoholdings.com/about/Pittsburgh, Pennsylvania

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Current Investing Position

Angel

Investment Range

$5K - $50K

Sweet Spot

$25K

Investments On Record

Thomas Tull is on these Sector & Stage Rankings

AI (Series B)Data Services (Series B)BioTech (Series B)Robotics (Seed)Media/Content (Seed)Data Services (Seed)Robotics (Series B)Consumer Internet (Series B)Robotics (Series A)Media/Content (Series B)Data Services (Series A)Media/Content (Series A)BioTech (Seed)AI (Seed)BioTech (Series A)AI (Series A)Consumer Internet (Seed)Midwest Consumer Internet (Series A)

Thomas Tull's Investments On Record (29)

Company	StageDateRound Size	Total Raised
Lambda	Series ENov 2025$1.5B Series DFeb 2025$480M Series CFeb 2024$320M	$2.4B
Co-investors: Zach Bratun-Glennon (Gradient Ventures), Ray Wu (Alumni Ventures ), Gaetano Crupi (Prime Movers Lab), Ozi Amanat (K2 Global), Peter Bordes (Trajectory Ventures), Fernando Pontaza (Invariantes Fund), Garry Tan (Y Combinator), Lukas Biewald, Sahin Boydas, Georges Harik, Adam D'Angelo, Jeff Hammerbacher, Greg Brockman
Stoke Space	Series DOct 2025$510M	$940M
Co-investors: Carmichael Roberts (Breakthrough Energy Ventures), Morgan Beller (NFX), Alexis Ohanian (Seven Seven Six), Peter Bordes (Trajectory Ventures), Trevor Blackwell, Kyle Vogt, Justin Mateen, Charlie Songhurst, Kevin Weil
Modular	Series CSep 2025$250M	$380M
Co-investors: Saam Motamedi (Greylock), Deep Nishar (General Catalyst), Sam Fort (DFJ)
Colossal Biosciences	Series CSep 2025$120M Series CJan 2025$200M Series BJan 2023$160M Series AMar 2022$60M SeedMay 2021$15M	$560M
Co-investors: Lars Fjeldsoe-Nielsen (2xN), David Roebuck (Wave Financial), Erik Anderson (WestRiver Group), Ryan Merket (Comal Ventures), Rayyan Islam (8090 Industries), Milad Alucozai (BoxOne Ventures), Tom Chi (At One Ventures), Robert Nelsen (ARCH Venture Partners), Elia Montanari, Sahin Boydas, Jeffrey Wilke
Oxide Computer Company	Series BJul 2025$100M	$140M
Co-investors: Andy Fligel (Intel Capital), Gaetano Crupi (Prime Movers Lab), Seth Winterroth (Eclipse Ventures)
Gecko Robotics	Series DJun 2025$130M Series CDec 2023$100M	$350M
Co-investors: Trae Stephens (Founders Fund), Deep Nishar (General Catalyst), Justin Kan (Goat Capital), Joe Lonsdale (8VC), Paul Buchheit (Y Combinator), Mark Kvamme (Drive Capital), Jake Seid (Ballistic Ventures), Philip Carson (Cubit Capital), Gaetano Crupi (Prime Movers Lab), Sebastian Bausch (11k Ventures), Ana Levine (E1 Ventures), Natasha Ahmed, Louis Beryl, Gokul Rajaram, Mark Cuban, Zachary Hargreaves, Vivek Patel, Joshua Reeves, Emil Lee
Ditto	Series BMar 2025$82M Series AApr 2023$45M	$140M
Co-investors: Jon Callaghan (True Ventures), Om Malik (True Ventures), Asad Khaliq (aCrew Capital), Howard Hartenbaum (Lobby Capital), John Borthwick (Betaworks Ventures), Jyri Engestrom (Yes VC)
Shield AI	Series FMar 2025$240M Series FOct 2023$300M Series EDec 2022$60M	$980M
Co-investors: David Frankel (Founder Collective), Daniel Gwak (Point72 Ventures), Ana Levine (E1 Ventures), Ozi Amanat (K2 Global), Frank Taylor (Virginia Venture Partners), Doug Philippone (Snowpoint Ventures), Shivon Zilis, Natasha Ahmed, Sahin Boydas, Catherine Wood