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

184

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 (172)

Company	StageDateRound Size	Total Raised
BuildForever	SeedApr 2026$10M	$10M
Co-investors: Elad Gil (Think Colorado), Scott Belsky (A24), Gokul Rajaram (Top-Patents), Ben Silbermann, Guillermo Rauch, Shishir Mehrotra, Fidji Simo
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), Chris Sklarin (Alumni Ventures ), Evan Cheng (Mysten Labs), Balaji Srinivasan, Bob Lee, Vishal Rao
Perplexity	Series AMar 2023$26M	$1.3B
Co-investors: Somesh Dash (IVP), Cack Wilhelm (IVP), Shravan Narayen (IVP), Nat Friedman (C2 Investment), Pieter Abbeel (AIX Ventures), Elad Gil (Think Colorado), Naval Ravikant (Sm4rt Predictive Systems), Eric Schmidt (Innovation Endeavors), Sameer Gandhi (Accel Partners), Auren Hoffman (Datavant), Joshua Müller (DTCP), Daniel Gross (C2 Investment), Jim Scheinman (Maven Ventures), Sara Thomas Deshpande (Maven Ventures), Garry Tan (Y Combinator), Tobias Lutke, Stanley Druckenmiller, Mattia Astori, Dylan Field, Jeff Bezos, Guillermo Rauch, Balaji Srinivasan, Peter Sonsini, Bob Muglia, Yann LeCun, Amjad Masad, Shane Neman
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
Let’s Do This	Series BJun 2022$60M SeedSep 2019$5M	$81M
Co-investors: Pete Flint (NFX), Nikhil Basu Trivedi (Footwork), Yuri Sagalov (10100), Ethan Ruby (Craft Ventures), Christopher North (L Catterton Growth), Serena Williams (Serena Ventures), Christian Leybold (Headline (formerly e.ventures)), Jeff Fluhr (Craft Ventures), Ian Hogarth