Investing Profile

Lip-Bu Tan

VCCEOInvestorAngel
Chairman at Walden International & founding Managing partner at Walden Catalyst Ventures
waldenintl.comSan Jose, California
Photo of Lip-Bu Tan, Investor at Walden International
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Current Investing Position
Walden International Investor
Investment Range
$100K - $5.0M
Sweet Spot
$1.5M
Investments On Record
76
Current Fund Size
$122.6M

Lip-Bu Tan is on these Sector & Stage Rankings

Lip-Bu Tan's Investments On Record (49)

CompanyStageDateRound SizeTotal Raised
Virtue AI
SeedApr 2025
Series AApr 2025$30M
$30M
Co-investors: Amarjit Gill (Nepenthe Capital)
Aurascape
Series AApr 2025$26M
$39M
Co-investors: Sriram Viswanathan (Celesta)
Celestial AI
Series CMar 2025$250M
$580M
Co-investors: Tony Chao (Applied Ventures), Thomas Tull
C2i Semiconductors
Series UnknownNov 2024$47K
$47K
Contextual AI
Series AAug 2024$80M
SeedJun 2023$20M
$100M
Co-investors: Fraser Kelton (Spark Capital), Sarah Guo (Conviction Partners), Marcie Vu (Greycroft), Nathan Benaich (Air Street Capital), Harry Stebbings (20VC), Amjad Masad
Lamini
SeedMay 2024
Series AApr 2024$25M
$25M
Co-investors: Todd Jackson (First Round Capital), Andrew Ng (AI Fund), Sarah Guo (Conviction Partners), Drew Houston, Bernard Arnault, Dylan Field
SiMa.ai
Series BApr 2024$70M
Series BOct 2022$37M
Series BMay 2022$30M
$250M
Co-investors: Jake Flomenberg (Wing Venture Capital), Daniel Docter (Dell Technologies Capital), Victor Hwang (Msd Capital)
Guardrails AI
SeedFeb 2024$8M
$8M
Co-investors: Apoorva Pandhi (Zetta Venture Partners), Diego Oppenheimer

most interested in

semiconductor/components, cloud/edge infrastructure, data management and security, and AI/machine machine learning

Lip-Bu Tan's Experience

Chairman A&E Investments, LLCPresent