Investing Profile

Alexander Rosen(3)

InvestorVCFounder
Managing Partner and Co-Founder at Managing Partner and Co-Founder
ridge.vcSan Francisco, California
Photo of Alexander Rosen, Managing Partner at Ridge Ventures (Formerly known as IDG Ventures USA)
Your Intro Paths to Alexander Rosen

Signal uses Gmail to reveal intro paths. Email content is never read.

Sign in with Google →
Networks Alexander is a member of
Stanford University Graduate School of Business Network
294 CONNECTIONS
Massachusetts Institute of Technology Network
176 CONNECTIONS
Credit Suisse Network
55 CONNECTIONS

Find Alexander Rosen on

cb
Current Investing Position
Ridge Ventures (Formerly known as IDG Ventures USA) Managing Partner
Investment Range
$1M - $7.0M
Sweet Spot
$4.0M
Investments On Record
60
Current Fund Size
$130M

Alexander Rosen is on these Sector & Stage Rankings

Alexander Rosen's Investments On Record (39)

CompanyStageDateRound SizeTotal Raised
OfferFit
Series BNov 2023$25M
$39M
Co-investors: Mike Ghaffary (Canvas Ventures), JP (Jean-Paul) Sanday (Menlo Ventures), Edward Lando (Pareto Holdings), Nadav Ben-Chanoch (Pareto Holdings), Alex Rosen (IDG Ventures), Bradley Horowitz, Ron Pragides
SafeGraph
Series BMar 2021$45M
Series AApr 2017$16M
$61M
Co-investors: Cathy Gao (Sapphire Ventures), Peter Thiel (Founders Fund), Paul Levine (Sapphire Ventures), Itamar Novick (Recursive Ventures), Jonathan Abrams (8-Bit Capital), Alex Rosen (IDG Ventures), Tom Chavez (super{set}), Naval Ravikant (The Hit Forge), Pete Briger (Fortress Investment Group), Julia Popowitz (Broadway Angels), Sam Yagan (Corazon Capital), Adam D'Angelo, Jonathan Swanson, Eric Chernoff, Nicolas Berggruen, Kim Perell
Horizon3.ai
SeedJan 2020$4M
$79M
Co-investors: Ilya Kirnos (SignalFire), Alex Rosen (IDG Ventures)
Outlier
Series BJan 2020$22M
Series AJul 2018$6M
$72M
Co-investors: Leo Polovets (Susa Ventures), John Lyman (GV (Google Ventures)), Marc Ladin (PVCP), Josef Feldman (Tectonic Capital), Neil Sirni (Arrive), Stephen Francis (Arrive), Alex Rosen (IDG Ventures)
Tempered
Series UnknownMay 2019$17M
Series UnknownDec 2017$7M
Series BAug 2016$10M
Series AMar 2015$20M
$54M
Co-investors: John Connors (Ignition Partners), Alex Rosen (IDG Ventures)
Uplift
Series CJan 2019$120M
Series ANov 2014$8M
$170M
Co-investors: Karen Page (B Capital Group), Igor Ryabenkiy (Altair Capital Management), Deepak Jagannathan (DNX Ventures), Alex Rosen (IDG Ventures), Chris Hemmeter (Thayer Ventures), Matt Rice (Ballast Point Ventures), Erik Blachford, Vivek Garipalli
Kazoo
Corporate RoundApr 2018
Series AJan 2017$7M
$9.2M
Co-investors: Alex Rosen (IDG Ventures), Jason Story (Interlock Partners), Mike Edelhart (Social Starts), Patrick Spaulding Ryan (Leawood Venture Capital)
Trifacta
Series DJan 2018$48M
Series CFeb 2016$35M
$220M
Co-investors: Jake Flomenberg (Wing Venture Capital), Ping Li (Accel), Joseph Ansanelli (Greylock), Sameer Reddy (Energy Impact Partners), Frank Artale (Ignition Partners), Alex Rosen (IDG Ventures), Mark Sherman (Telstra Ventures), Marcus Behrendt (BMW i Ventures), Anand Rajaraman (rocketship.vc), Venky Harinarayan (rocketship.vc)

most interested in

I'm looking to invest in founder-led Series A companies with early revenue, primarily serving enterprises. Currently focus on data services, cloud infrastructure, Consumerization of IT, SaaS applications, martech, and select e-commerce.

not interested in

I'm less excited about hardware, non-Series A stage

Alexander Rosen's Experience

Analyst Credit SuissePresent
Junior Associate General Atlantic PartnersPresent
Managing Director and Co-Founder Ridge Ventures (Formerly known as IDG Ventures USA)2006 - Present
General Partner Sprout Group1996 - 2003

Alexander Rosen's Education

Stanford University Graduate School of Business MBA
Massachusetts Institute of Technology Bachelor of Science (BS) Economics, Electrical Engineering