Investing Profile

Thomas Tull

InvestorAngelCEOFounder

Founder, Chairman and CEO at Tulco, LLC

tulcoholdings.com/about/Pittsburgh, Pennsylvania

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Networks Thomas is a member of

Hamilton College Network

12 CONNECTIONS

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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
Oxide Computer Company	Series CFeb 2026$200M Series BJul 2025$100M	$340M
Co-investors: Andy Fligel (Intel Capital), Gaetano Crupi (Prime Movers Lab), Seth Winterroth (Eclipse Ventures)
Lambda	Secondary MarketNov 2025 Series DFeb 2025$480M Series CFeb 2024$320M	$860M
Co-investors: Zach Bratun-Glennon (Gradient Ventures), Ray Wu (Alumni Ventures ), Gaetano Crupi (Prime Movers Lab), Peter Bordes (Trajectory Ventures), Fernando Pontaza (Invariantes Fund), Garry Tan (Y Combinator), Sahin Boydas (Angel investor), Ozi Amanat (K2 Global), Georges Harik, Greg Brockman, Lukas Biewald, Adam D'Angelo, Jeff Hammerbacher
Stoke Space	Series DOct 2025$860M	$1.3B
Co-investors: Morgan Beller (NFX), Carmichael Roberts (Breakthrough Energy Ventures), Kevin Weil (OpenAI), Peter Bordes (Trajectory Ventures), Kyle Vogt (Cruise Automation, Inc.), Alexis Ohanian (Curated), Trevor Blackwell, Justin Mateen, Charlie Songhurst
Modular	Series CSep 2025$250M	$380M
Co-investors: Dave Munichiello (GV (Google Ventures)), Saam Motamedi (Greylock), Quentin Clark (General Catalyst), Sam Fort (DFJ), Deep Nishar (SoftBank Investment Advisers)
Colossal Biosciences	Series CSep 2025$120M Series CJan 2025$200M Series BJan 2023$160M Series AMar 2022$60M SeedMay 2021$15M	$560M
Co-investors: Sahin Boydas (Angel investor), Milad Alucozai (Entrepreneur First), Tom Chi (At One Ventures), Robert Nelsen (ARCH Venture Partners), David Roebuck (Wave Financial), Rayyan Islam (8090 Industries), Ryan Merket (Jude AI), Erik Anderson (WestRiver Group), Lars Fjeldsoe-Nielsen (2xN), Jeffrey Wilke
Gecko Robotics	Series DJun 2025$130M Series CDec 2023$100M	$350M
Co-investors: Louis Beryl (Andreessen Horowitz), Justin Kan (Goat Capital), Joe Lonsdale (8VC), Trae Stephens (Founders Fund), Sahin Boydas (Angel investor), Gaetano Crupi (Prime Movers Lab), Manuk Hergnyan (Granatus Ventures), Gokul Rajaram (gokulrajaram.com), Mark Cuban (PKF The Consulting House, Dubai - UAE), Vivek Patel (Postmates), Ana Levine (E1 Ventures), Paul Buchheit (Y Combinator), Jake Seid (Ballistic Ventures), Mark Kvamme (Drive Capital), Deep Nishar (SoftBank Investment Advisers), Sebastian Bausch (11k Ventures), Philip Carson (Cubit Capital), Matthew Cowan (Next47), Emil Lee, Joshua Reeves, Zachary Hargreaves, Natasha Ahmed
Ditto	Series BMar 2025$82M Series AApr 2023$45M	$150M
Co-investors: Jon Callaghan (True Ventures), Om Malik (True Ventures), Matthew Caspari (Alumni Ventures ), Asad Khaliq (aCrew Capital), Howard Hartenbaum (August Capital), John Borthwick (Betaworks Ventures), Jyri Engestrom (Yes VC), Ron Pragides
Shield AI	Series FMar 2025$240M Series FOct 2023$300M Series EDec 2022$60M	$3B
Co-investors: David Frankel (Founder Collective), Shivon Zilis (Creative Destruction Lab), Doug Philippone (Snowpoint Ventures), Sahin Boydas (Angel investor), Frank Taylor (Virginia Venture Partners), Daniel Gwak (Point72 Ventures), Ana Levine (E1 Ventures), Jesse Robbins (Heavybit Industries), Ozi Amanat (K2 Global), Catherine Wood, Natasha Ahmed