Investing Profile

Paul Buchheit

VCInvestorAngel

Managing Partner at Y Combinator

ycombinator.com/people/Mountain View, California

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Current Investing Position

Y Combinator Managing Partner

Investment Range

$150K - $150K

Sweet Spot

$150K

Investments On Record

187

Paul Buchheit is on these Sector & Stage Rankings

Analytics (Series B)Local Services (Seed)Travel (Seed)Retail (Seed)Analytics (Series A)AI (Series B)Data Services (Series B)Analytics (Seed)Media/Content (Seed)Data Services (Seed)Social Networks (Seed)Local Services (Series B)Local Services (Series A)Data Services (Series A)Enterprise (Series B)Marketplaces (Series B)Media/Content (Series B)Travel (Series B)Travel (Series A)Social Networks (Series B)Retail (Series A)Media/Content (Series A)AI (Seed)Retail (Series B)AI (Series A)Marketplaces (Series A)Investors who invested in female founders Enterprise (Series A)San Francisco Bay Area Angel, Scout, and Solo-Capitalists Analytics (Pre-seed)Local Services (Pre-seed)Travel (Pre-seed)Retail (Pre-seed)Data Services (Pre-seed)Media/Content (Pre-seed)Social Networks (Pre-seed)AI (Pre-seed)Marketplaces (Pre-seed)Enterprise (Pre-seed)Social Networks (Series A)Marketplaces (Seed)Enterprise (Seed)

Paul Buchheit's Investments On Record (175)

Company	StageDateRound Size	Total Raised
Weave	Series AJul 2026$14M	$220M
Co-investors: Brian Feinstein (Bessemer Venture Partners), Garry Tan (Initialized Capital), Joe Montana (Liquid 2 Ventures), Matt Garratt (CRV), Darian Shirazi (Gradient Ventures), Wei Guo (UpHonest Capital), Nimay Mehta (Lead Edge Capital), Edward Lando (Biowear), Joel Dudley (Innovation Endeavors), Christine Aylward (Magnetic Ventures), Ronny Conway (A Capital), Jared Friedman (Israel Defense Forces), Eugene Zhang (TSVC Capital), Blake Modersitzki (Pelion Venture Partners), John Mayfield (Album VC), David Silverman (Crosslink Capital), Geoff Ralston (NewCo), Bryan Rosenblatt (Craft Ventures), Daniel Curran (FundersClub), Ed Roman (Hack VC), Dmitry Dakhnovsky, Ronny Conway
BuildForever	SeedApr 2026$10M	$10M
Co-investors: Gokul Rajaram (gokulrajaram.com), Ben Silbermann (Pinterest), Elad Gil (Think Colorado), Scott Belsky (capitalB), Fidji Simo, Shishir Mehrotra, Guillermo Rauch
Concourse	Series AJan 2026$12M	$12M
Co-investors: Dalton Caldwell (Standard Capital)
Sim	Series ANov 2025$7M	$7.5M
Co-investors: Dalton Caldwell (Standard Capital), Ali Rowghani (Y Combinator), Kulveer Taggar (Angel investor), Chris Howard (Fuel Capital), Paul Graham
SiPhox Health	SeedJul 2023$10M	$33M
Co-investors: Srini Ananth (Intel Capital), Vishal Rao (How Old Is Vishal?), Chris Sklarin (Castor Ventures), Evan Cheng (Mysten Labs), Bob Lee (MobileCoin), Balaji Srinivasan
Perplexity	Series AMar 2023$26M	$1.3B
Co-investors: Cack Wilhelm (IVP), Talia Goldberg (Bessemer Venture Partners), Garry Tan (Initialized Capital), Shravan Narayen (IVP), Somesh Dash (IVP), Yann LeCun (AMI - Advanced Machine Intelligence), Pieter Abbeel (AIX Ventures), Nat Friedman (C2 Investment), Elad Gil (Think Colorado), Naval Ravikant (Sm4rt Predictive Systems), Eric Schmidt (Innovation Endeavors), Sameer Gandhi (Accel Partners), Auren Hoffman (SafeGraph), Joshua Müller (Headline (formerly e.ventures)), Stanley Druckenmiller (Quantum Wave Fund), Daniel Gross (C2 Investment), Jim Scheinman (Maven Ventures), Sara Thomas Deshpande (Maven Ventures), Mattia Astori, Dylan Field, Balaji Srinivasan, Jeff Bezos, Peter Sonsini, Guillermo Rauch, Tobias Lutke, Bob Muglia, Shane Neman, Amjad Masad
Character.ai	SeedJan 2023$80K	$150M
Co-investors: Sarah Wang (Andreessen Horowitz), Nat Friedman (C2 Investment), Elad Gil (Think Colorado)
Cityfurnish	Series ANov 2022$3M Series AJun 2019$5M	$8.2M
Co-investors: Kenneth Ballenegger (Oyster Ventures), Steve Chen