Investing Profile

Jack Altman(323)

InvestorVCAngel

Managing Partner at Alt Capital

altcap.comSan Francisco, California

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Jack Altman's investing connections

29 Investors

Connected to Satya Patel (Homebrew), Josh Elman, Nikhil Basu Trivedi (Footwork), and 26 other investors on Signal.

Networks Jack is a member of

Princeton University Network

124 CONNECTIONS

Princeton University Network

124 CONNECTIONS

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Current Investing Position

Alt Capital Managing Partner

Investment Range

$500K - $10.0M

Sweet Spot

$2.5M

Investments On Record

Current Fund Size

$150M

Jack Altman is on these Sector & Stage Rankings

Sales & CRM (Seed)MarketingTech (Seed)Education (Series A)MarketingTech (Series A)Education (Seed)Sales & CRM (Series A)AI (Seed)AI (Series A)Health IT (Series A)Enterprise (Series A)Health & Hospital Services (Series A)San Francisco Bay Area Health IT (Seed)Digital Health (Series A)Digital Health (Seed)Health & Hospital Services (Seed)Enterprise (Seed)Angel, Scout, and Solo-Capitalists

Jack Altman's Investments On Record (80)

Company	StageDateRound Size	Total Raised
The San Francisco Compute Company	Series ANov 2025$40M Series UnknownJul 2024$12M	$52M
Co-investors: Terrence Rohan (Otherwise Fund), Mei Z.
Alleviate Health	SeedOct 2025$4M	$4M
Co-investors: Jay Rughani (Andreessen Horowitz), Ali Rowghani (Y Combinator)
David AI	Series BOct 2025$50M Series AMay 2025$25M	$81M
Co-investors: Alex Kurland (Meritech Capital Partners), Sarah Catanzaro (Amplify Partners), Diana Hu (Y Combinator), Terrence Rohan (Otherwise Fund)
Waldo	Series AOct 2025$10M	$31M
Co-investors: Josh Zelman (Insight Partners), Josef Feldman (Tectonic Capital), Sylvain Zimmer (50 Partners), Nicolas Dessaigne (Y Combinator), Mike Smith (Footwork), Allison Pickens (Allison Pickens Ventures, formerly The New Normal Fund), Ed Sim (Boldstart Ventures), Nikhil Basu Trivedi (Footwork), Eliot Durbin (Boldstart Ventures), Sean Rad, Justin Mateen, Liu Jiang, Scott Belsky, Ben Porterfield, Nigel Wray
Parahelp	Series ASep 2025$18M	$22M
Co-investors: Bryan Offutt (Index Ventures), Jared Friedman (Y Combinator), Blake Robbins (Hidden Capital), Christian Reber
Vigil Labs	SeedAug 2025$6M	$6M
Co-investors: Meyer "Micky" Malka (Ribbit Capital), Cyan Banister (Long Journey Ventures), Kevin Hartz (A* Capital (A Star Capital))
Owner	Series CMay 2025$120M Series BJan 2024$33M Series AMar 2022$15M SeedAug 2021$11M	$180M
Co-investors: Alex Bard (Redpoint Ventures), Sam Bankman-Fried (FTX Ventures), Ryan Petersen (Founders Fund), Alex Kurland (Meritech Capital Partners), Max Altman (Saga), Zach Perret (Mischief Venture Capital), Walter Kortschak (Summit Partners), Naval Ravikant (The Hit Forge), Joshua Browder (Browder Capital), Shalini Rao (TCV), Siqi Chen, Guillermo Rauch, Dylan Field, Max Mullen, Jason Lemkin, Julian Shapiro, Justin Mateen, Dharmesh Shah, Sean Rad, Joshua Reeves, Parker Conrad, Fidji Simo, Immad Akhund, Scott Belsky, Christina Cacioppo, Jonathan Neman
Basis	Series ADec 2024$34M	$170M
Co-investors: Sheel Mohnot (Better Tomorrow Ventures), Guimar Vaca Sittic (FJ Labs), Lenny Rachitsky (AirAngels), Edward Lando (Pareto Holdings), Naval Ravikant (The Hit Forge), Sophie Liao (Oyster Ventures), Chris Sang (CP Ventures), Daniel Gross (C2 Investment), Nat Friedman (C2 Investment), Raymond Tonsing (Caffeinated Capital), Aaron Levie, Adam D'Angelo, Amjad Masad, Azeem Azhar, Larry Summers, Claire Hughes Johnson, Mark Gillespie, Kyle Vogt