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
16
CompanyStageDateRound SizeTotal Raised
CodeAnt AI
SeedMay 2025$2M
$2M
Co-investors: Salil Deshpande (Uncorrelated Ventures), Aakash Kumar (Matrix Partners India)
Octolane AI
SeedApr 2025$3M
$3.5M
Co-investors: Lan Xuezhao (Basis Set Ventures), Harj Taggar (Y Combinator), Kulveer Taggar (Angel investor), Cindy Bi (CapitalX - Early Stage VC)
DeepNight
SeedFeb 2025$6M
$6.5M
Co-investors: Kim-Mai Cutler (Initialized Capital), Aniq Kassam (Stealth Capital), Kulveer Taggar (Angel investor), Pete Koomen
Reasoner
Pre SeedJun 2023
Co-investors: Steve Anderson (Baseline Ventures), Eric Paley (Founder Collective), Naval Ravikant (Sm4rt Predictive Systems), Jeff Fagnan (Accomplice VC), Mallun Yen (Village Global), Ali Rowghani (Y Combinator), Chris Keller (NextGen Venture Partners), Rob Go (NextView Ventures), Jennifer Lum (Biospring Partners), Anne Dwane (Village Global), Scott Belsky (A24), David Chang, Jeff Seibert
Patented.ai
Pre SeedJun 2023$5M
$9M
Co-investors: Steve Anderson (Baseline Ventures), Eric Paley (Founder Collective), Jeff Fagnan (Accomplice VC), Mallun Yen (Village Global), Ali Rowghani (Y Combinator), Chris Keller (NextGen Venture Partners), Rob Go (NextView Ventures), Jennifer Lum (Biospring Partners), Anne Dwane (Village Global), Scott Belsky (A24), Naval Ravikant (Sm4rt Predictive Systems), Wayne Chang (Techstars), Jeff Seibert, David Chang
Invalidate
Pre SeedJun 2023$4M
$4M
Co-investors: Steve Anderson (Baseline Ventures), Mallun Yen (Village Global), Ali Rowghani (Y Combinator), Chris Keller (NextGen Venture Partners), Rob Go (NextView Ventures), Jennifer Lum (Biospring Partners), Scott Belsky (A24), Naval Ravikant (Sm4rt Predictive Systems), Jeff Fagnan (Accomplice VC), David Chang, Jeff Seibert
Infringements
Pre SeedJun 2023$4M
$4M
Co-investors: Steve Anderson (Baseline Ventures), Jeff Fagnan (Accomplice VC), Mallun Yen (Village Global), Ali Rowghani (Y Combinator), Chris Keller (NextGen Venture Partners), Rob Go (NextView Ventures), Jennifer Lum (Biospring Partners), Scott Belsky (A24), Naval Ravikant (Sm4rt Predictive Systems), Jeff Seibert, David Chang
Digits
Series ANov 2019$11M
$110M
Co-investors: Jeremy Levine (Bessemer Venture Partners), Peter Fenton (Benchmark), Justin Kan (Goat Capital), April Underwood (Obvious Ventures), Gabe Greenbaum (B Capital Group), Matt Murphy (Menlo Ventures), Pat Kinsel (Polaris Partners), Elad Gil (Think Colorado), Anne Dwane (Village Global), Jordan Fliegel (Techstars), Jennifer Lum (Biospring Partners), Dick Costolo (01 Advisors), Harry Stebbings (Stride.VC), Nat Friedman (C2 Investment), Kevin Weil (OpenAI), Jeff Fagnan (Accomplice VC), Adam Bain (01 Advisors), Eric Wu (Resolute Ventures), Ali Rowghani (Y Combinator), Chris Keller (NextGen Venture Partners), Katie Stanton (Moxxie Ventures), Chloe Sladden (Broadway Angels), Brian Lee (Bam Ventures), Richard Jun (Bam Ventures), Jana Messerschmidt (#ANGELS (Hashtag ANGELS)), Nicole M. Stata (Boston Seed Capital), Merlin Kauffman, Ric Fulop, David Cancel, Aaron Levie, David Chang, Adrian Aoun, Jason Robins, Joshua Reeves