Investing Profile

Brian Shin

InvestorVCAngel
Founder and Managing Partner at VitalStage Ventures
vitalstage.comSan Francisco, California
Photo of Brian Shin, Investor at VitalStage Ventures

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$500K - $2.0M
$1M
15
CompanyStageDateRound SizeTotal Raised
CodeAnt AI
SeedMay 2025$2M
$2.6M
Co-investors: Aakash Kumar (Matrix Partners India), Salil Deshpande (Uncorrelated Ventures), Kumar Aakash (Matrix Partners India), Alice Bentinck (Entrepreneur First), Tom Blomfield
Octolane AI
SeedApr 2025$3M
$3.5M
Co-investors: Lan Xuezhao (Basis Set Ventures), Harj Taggar (Y Combinator), Cindy Bi (CapitalX), Kulveer Taggar
DeepNight
SeedFeb 2025$6M
$6.5M
Co-investors: Kim-Mai Cutler (Initialized Capital), Aniq Kassam (FAST — by GETTYLAB), Pete Koomen, Kulveer Taggar
Reasoner
Pre SeedJun 2023
Co-investors: Steve Anderson (Baseline Ventures), Eric Paley (Founder Collective), Ali Rowghani (Y Combinator), Anne Dwane (Village Global), Naval Ravikant (The Hit Forge), Chris Keller (NextGen Venture Partners), Rob Go (NextView Ventures), Nicole M. Stata (Boston Seed Capital), Peter Blacklow (Boston Seed Capital), Neil Sirni (Arrive), Giuseppe Stuto (186 Ventures), Philip H. Beauregard (Impellent Ventures), David Brown (Impellent Ventures), Kevin Alvarez-Fung (Predictive VC), Jeff Fagnan (Accomplice VC), Mallun Yen (Operator Collective), Jeff Seibert, Jennifer Lum, David Chang, Scott Belsky
Patented.ai
Pre SeedJun 2023$5M
$9M
Co-investors: Eric Paley (Founder Collective), Steve Anderson (Baseline Ventures), Anne Dwane (Village Global), Naval Ravikant (The Hit Forge), Peter Blacklow (Boston Seed Capital), Nicole M. Stata (Boston Seed Capital), Neil Sirni (Arrive), Giuseppe Stuto (186 Ventures), Philip H. Beauregard (Impellent Ventures), David Brown (Impellent Ventures), Kevin Alvarez-Fung (Predictive VC), Jeff Fagnan (Accomplice VC), Mallun Yen (Operator Collective), Ali Rowghani (Y Combinator), Chris Keller (NextGen Venture Partners), Rob Go (NextView Ventures), David Chang, Jeff Seibert, Jennifer Lum, Scott Belsky, Wayne Chang
Invalidate
Pre SeedJun 2023$4M
$4M
Co-investors: Steve Anderson (Baseline Ventures), Anne Dwane (Village Global), Naval Ravikant (The Hit Forge), Nicole M. Stata (Boston Seed Capital), Neil Sirni (Arrive), Giuseppe Stuto (186 Ventures), Philip H. Beauregard (Impellent Ventures), David Brown (Impellent Ventures), Kevin Alvarez-Fung (Predictive VC), Jeff Fagnan (Accomplice VC), Mallun Yen (Operator Collective), Ali Rowghani (Y Combinator), Chris Keller (NextGen Venture Partners), Rob Go (NextView Ventures), Jennifer Lum, Scott Belsky, David Chang, Jeff Seibert
Infringements
Pre SeedJun 2023$4M
$4M
Co-investors: Steve Anderson (Baseline Ventures), Philip H. Beauregard (Impellent Ventures), David Brown (Impellent Ventures), Kevin Alvarez-Fung (Predictive VC), Jeff Fagnan (Accomplice VC), Mallun Yen (Operator Collective), Ali Rowghani (Y Combinator), Chris Keller (NextGen Venture Partners), Rob Go (NextView Ventures), Anne Dwane (Village Global), Naval Ravikant (The Hit Forge), Nicole M. Stata (Boston Seed Capital), Neil Sirni (Arrive), Giuseppe Stuto (186 Ventures), David Chang, Jeff Seibert, Jennifer Lum, Scott Belsky
Digits
Series ANov 2019$11M
$110M
Co-investors: Peter Fenton (Benchmark), Justin Kan (Goat Capital), Jeremy Levine (Bessemer Venture Partners), Gabe Greenbaum (B Capital Group), Matt Murphy (Menlo Ventures), Pat Kinsel (Polaris Partners), Ali Rowghani (Y Combinator), Katie Stanton (Moxxie Ventures), Anne Dwane (Village Global), Nicole M. Stata (Boston Seed Capital), Nat Friedman (C2 Investment), Jeff Fagnan (Accomplice VC), Adam Bain (01 Advisors), Harry Stebbings (20VC), Chris Keller (NextGen Venture Partners), Chloe Sladden (#ANGELS (Hashtag ANGELS)), Brian Lee (Bam Ventures), Richard Jun (Bam Ventures), Jana Messerschmidt (#ANGELS (Hashtag ANGELS)), April Underwood (Adverb Ventures), Dick Costolo (01 Advisors), Jessica Verrilli (Adverb Ventures), Jordan Fliegel (Techstars), Adrian Aoun, Elad Gil, Joshua Reeves, Ric Fulop, Merlin Kauffman, Jennifer Lum, Aaron Levie, Kevin Weil, David Cancel, Wayne Chang, Eric Wu, Jason Robins, David Chang