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 ), Ozi Amanat (K2 Global), Fernando Pontaza (Invariantes Fund), Gaetano Crupi (Prime Movers Lab), Greg Brockman, Adam D'Angelo, Lukas Biewald
Stoke Space	Series DOct 2025$510M	$940M
Co-investors: Carmichael Roberts (Breakthrough Energy Ventures), Morgan Beller (NFX), Kyle Vogt, Trevor Blackwell, Kevin Weil, Charlie Songhurst, Justin Mateen
Modular	Series CSep 2025$250M	$380M
Co-investors: Saam Motamedi (Greylock), Deep Nishar (General Catalyst)
Colossal Biosciences	Series CSep 2025$120M Series CJan 2025$200M Series BJan 2023$160M Series AMar 2022$60M SeedMay 2021$15M	$560M
Co-investors: Milad Alucozai (BoxOne Ventures), Tom Chi (At One Ventures), Robert Nelsen (ARCH Venture Partners), Lars Fjeldsoe-Nielsen (2xN), Elia Montanari, Jeffrey Wilke
Oxide Computer Company	Series BJul 2025$100M	$140M
Co-investors: Andy Fligel (Intel Capital), Seth Winterroth (Eclipse Ventures), Gaetano Crupi (Prime Movers Lab)
Gecko Robotics	Series DJun 2025$130M Series CDec 2023$100M	$350M
Co-investors: Justin Kan (Goat Capital), Deep Nishar (General Catalyst), Joe Lonsdale (8VC), Gaetano Crupi (Prime Movers Lab), Ana Levine (E1 Ventures), Mark Kvamme (Drive Capital), Jake Seid (Ballistic Ventures), Philip Carson (Cubit Capital), Sebastian Bausch (11k Ventures), Louis Beryl, Emil Lee, Natasha Ahmed, Vivek Patel
Ditto	Series BMar 2025$82M Series AApr 2023$45M	$130M
Co-investors: Asad Khaliq (aCrew 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), Doug Philippone (Snowpoint Ventures), Daniel Gwak (Point72 Ventures), Ana Levine (E1 Ventures), Ozi Amanat (K2 Global), Frank Taylor (Virginia Venture Partners), Shivon Zilis, Catherine Wood, Natasha Ahmed