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 (26)

Company	StageDateRound Size	Total Raised
Gecko Robotics	Series DJun 2025$130M Series CDec 2023$100M	$350M
Co-investors: Deep Nishar (General Catalyst), Trae Stephens (Founders Fund), Joe Lonsdale (8VC), Justin Kan (Goat Capital), Gaetano Crupi (Prime Movers Lab), Philip Carson (Cubit Capital), Sebastian Bausch (11k Ventures), Paul Buchheit (Y Combinator), Mark Kvamme (Drive Capital), Jake Seid (Ballistic Ventures), Emil Lee, Louis Beryl, Natasha Ahmed, Gokul Rajaram, Mark Cuban, Joshua Reeves, Vivek Patel, Zachary Hargreaves
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), Doug Philippone (Snowpoint Ventures), Daniel Gwak (Point72 Ventures), Ozi Amanat (K2 Global), Frank Taylor (Virginia Venture Partners), Shivon Zilis, Natasha Ahmed, Sahin Boydas, Catherine Wood
Lambda	Series DFeb 2025$480M Series CFeb 2024$320M	$860M
Co-investors: Ray Wu (Alumni Ventures ), Ozi Amanat (K2 Global), Peter Bordes (Trajectory Ventures), Fernando Pontaza (Invariantes Fund), Garry Tan (Y Combinator), Lukas Biewald, Adam D'Angelo, Jeff Hammerbacher, Greg Brockman, Sahin Boydas, Georges Harik
Colossal Biosciences	Series CJan 2025$200M Series BJan 2023$160M Series AMar 2022$60M SeedMay 2021$15M	$440M
Co-investors: Rayyan Islam (8090 Industries), David Roebuck (Wave Financial), Erik Anderson (WestRiver Group), Ryan Merket (Comal Ventures), Milad Alucozai (BoxOne Ventures), Tom Chi (At One Ventures), Robert Nelsen (ARCH Venture Partners), Elia Montanari, Sahin Boydas, Jeffrey Wilke
Slate Auto	Series BDec 2024	$110M
Co-investors: Ajay Relan (Slauson & Co.), Jeff Bezos
Re:Build	Series UnknownAug 2024$120M	$120M
Co-investors: Hemant Taneja (General Catalyst), Paul Kwan (General Catalyst)
Altana	Series CJul 2024$200M	$320M
Co-investors: Karim Faris (GV (Google Ventures)), Nick Kingsbury (Amadeus Capital Partners), Anne Glover (Amadeus Capital Partners), Julian Counihan (Schematic Ventures), Raj Atluru (Element Partners), Peter Tague (In-Q-Tel)