Investing Profile

Geoff Ralston(1)

VCInvestorAngel
President and Partner at Y Combinator
blog.ycombinator.com/author/g...Sunnyvale, California
Photo of Geoff Ralston, President at Y Combinator
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Networks Geoff is a member of
Yahoo! Network
50 CONNECTIONS
Yahoo! Network
50 CONNECTIONS
Y Combinator Network
37 CONNECTIONS
Hewlett-Packard Network
22 CONNECTIONS

Find Geoff Ralston on

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Current Investing Position
Y Combinator President
Investment Range
$150K - $150K
Sweet Spot
$150K
Investments On Record
42

Geoff Ralston is on these Sector & Stage Rankings

Parenting/Families (Series B)Parenting/Families (Series B)Parenting/Families (Series A)Parenting/Families (Pre-seed)Parenting/Families (Series A)Parenting/Families (Pre-seed)Parenting/Families (Seed)Parenting/Families (Seed)Education (Series B)Education (Pre-seed)Media/Content (Pre-seed)Education (Series A)Education (Pre-seed)Media/Content (Series B)Social Networks (Pre-seed)Education (Series B)Media/Content (Pre-seed)Social Networks (Series B)Education (Seed)Social Networks (Pre-seed)Media/Content (Series A)Media/Content (Series B)Social Networks (Series B)Media/Content (Seed)Education (Series A)Social Networks (Series A)Education (Seed)Enterprise (Pre-seed)Social Networks (Seed)Media/Content (Series A)Social Networks (Series A)Media/Content (Seed)Social Networks (Seed)Enterprise (Pre-seed)Enterprise (Series B)Enterprise (Series B)Enterprise (Series A)Enterprise (Seed)Enterprise (Series A)Enterprise (Seed)Investors who invested in female foundersSan Francisco Bay Area

Geoff Ralston's Investments On Record (38)

CompanyStageDateRound SizeTotal Raised
Rain Industries
SeedSep 2023$10M
$10M
Co-investors: Steve Blank (M34 Capital), Immad Akhund
Aesthetic
SeedApr 2020$3M
$6.1M
Co-investors: Brian Pokorny (SV Angel), Joanne Chen (Foundation Capital), Paul Buchheit (Y Combinator), Katey Caldwell (Twenty Two Ventures), Brad Flora (Y Combinator), Ben Orthlieb (2.12 Angels), Dalton Caldwell (Y Combinator), Alex Sok, Michael Ma, Sumon Sadhu, Ronny Conway, Adrian Aoun
Elpha
SeedNov 2019$1M
$2.1M
Co-investors: Michael Seibel (Y Combinator), Katie Stanton (Moxxie Ventures), Theresa Johnson, Thomson Nguyen
Next Tech
SeedAug 2018$1M
$1M
Co-investors: Alireza Masrour (Plug & Play Ventures), Tim Brady (Y Combinator)
Shield Bio
Series AMay 2018$8M
SeedFeb 2017$4M
$16M
Co-investors: Vijay Pande (Andreessen Horowitz), Zal Bilimoria (Refactor Capital), Aneel Ranadive (Soma Capital), Tim Brady (Y Combinator), Enke Bashllari (Arkitekt Ventures), Riley Rodgers (Valia Ventures), Jordan Fudge (Sinai Ventures)
Oolu
Series AOct 2017$3M
SeedAug 2015
$3M
Dost Education
SeedMar 2017
Co-investors: Tim Brady (Y Combinator), Joe Greenstein
Miso
SeedNov 2016$3M
$7M
Co-investors: Keith Rabois (Founders Fund), Osuke Honda (DCM), Georges Harik, Richard Chen

Geoff Ralston's Experience

Partner Y Combinator2011 - Present
Founder Imagine K122011 - 2016
CEO Lala Media2007 - 2009
Chief Product Officer Yahoo!2003 - 2006
SVP/GM Communications Yahoo! Inc1999 - 2003
VP Engineering Yahoo!1997 - 1999
VP Engineering Four111995 - 1997
Various Hewlett-Packard1982 - 1992