Investing Profile

Dalton Caldwell

VCInvestorAngel
Managing Director at Y Combinator
daltoncaldwell.comSan Francisco, California
Photo of Dalton Caldwell, Managing Director at Y Combinator
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Networks Dalton is a member of
Y Combinator Network
37 CONNECTIONS
Y Combinator Network
37 CONNECTIONS
Y Combinator Network
37 CONNECTIONS

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Current Investing Position
Y Combinator Managing Director
Investment Range
$150K - $150K
Sweet Spot
$150K
Investments On Record
150

Dalton Caldwell is on these Sector & Stage Rankings

Dalton Caldwell's Investments On Record (134)

CompanyStageDateRound SizeTotal Raised
Novig
Series AAug 2025$18M
SeedSep 2022$6M
Pre SeedJun 2022$500K
$25M
Co-investors: Joe Montana (Liquid 2 Ventures), Nicolas Dessaigne (Y Combinator), Aneel Ranadive (Soma Capital), Paul Graham, Arash Ferdowsi
Heron Data
Series AJul 2025$17M
$18M
Co-investors: Philine Huizing (Insight Partners), Nimi Katragadda (BoxGroup), Adam Rothenberg (BoxGroup), Auren Hoffman (Flex Capital), Brad Flora (Y Combinator), Shivaas Gulati
Campfire
Series AJun 2025$35M
SeedFeb 2024$4M
$39M
Co-investors: John Locke (Accel), Angus Davis (Foundation Capital)
Tesseral
SeedMay 2025$3M
Pre SeedApr 2024$500K
$3.5M
Co-investors: Paul Graham
Bolto
SeedMar 2025$5M
$5M
Co-investors: Aaron Epstein (Y Combinator), Nicolas Dessaigne (Y Combinator), Pete Koomen
Pipeshift
SeedJan 2025$3M
Pre SeedJul 2024$500K
$3.5M
Co-investors: Yash Hemaraj (Benhamou Global Ventures), Rahul Agarwalla (SenseAI Ventures), Krishna Mehra, Kulveer Taggar
Upshift
Pre SeedDec 2024$500K
$6.6M
Co-investors: Jake Gibson (Better Tomorrow Ventures), Stonly Baptiste Blue (Third Sphere), Sundeep Ahuja (Climate Capital), Dave Kashen (Fearless Ventures), Erhan Bilici (Independent), Micah Kotch (Blackhorn Ventures), Scott Savitz (Data Point Capital), Bobby Brannigan (NextGen Venture Partners), Clayton Bryan (500 Global), Maia Bittner
Surge
Pre SeedDec 2024$500K
$12M
Co-investors: Michael Heinrich (Pioneer Fund), Christian B. Sullivan (Republic Capital), Alexis Houssou (Hardware Club), Rami El Assal (Boutique Venture Partners)

Dalton Caldwell's Experience

Managing Director Y Combinator2020 - Present
Partner Y Combinator2014 - Present
Part-time Partner Y Combinator2013 - 2014
Founder/CEO App.net2010 - 2014
Consultant MySpace2009 - 2010
Founder/CEO imeem, inc2003 - 2009
Intern VA Software2002 - 2003