Investing Profile

Ken Seiff

InvestorVC
Managing Partner at Blockchange Ventures
blockchange.vcNew York, New York
Photo of Ken Seiff, Managing Partner at Blockchange Ventures
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Current Investing Position
Blockchange Ventures Managing Partner
Investment Range
$100K - $5.0M
Sweet Spot
$1.5M
Investments On Record
36

Ken Seiff is on these Sector & Stage Rankings

Ken Seiff's Investments On Record (26)

CompanyStageDateRound SizeTotal Raised
Kira
SeedAug 2025$7M
$28M
Co-investors: Carmen Chang (New Enterprise Associates (NEA)), Andrew Ng (AI Fund), Rob Schmults (Blockchange Ventures), Michael Seibel (Y Combinator)
Zama
Series BJun 2025$57M
$130M
Co-investors: Paul Veradittakit (Pantera Capital), Kyle Samani (Multicoin Capital), Tarun Chitra (Robot Ventures)
Spexi
Series ADec 2024$12M
$18M
Co-investors: Vinny Lingham (Multicoin Capital), Adam Jackson
Akave
Pre SeedNov 2024$3M
$3M
Mawari
Series UnknownSep 2024$11M
SeedFeb 2023$7M
$18M
Co-investors: Paul Hsu (Decasonic), Christopher Heymann (1k(x)), Pete Townsend (Norio Ventures)
Hivello
Pre SeedDec 2023$3M
$3M
Co-investors: Tobias Bauer (Blockchain Founders Fund), Yat Siu (Animoca Brands)
Afterparty
Series UnknownSep 2023$5M
$12M
Co-investors: Spencer Rascoff (75 & Sunny), Jason Calacanis (LAUNCH), Lauren Kolodny (aCrew Capital), Brett Shear (Palm Tree Crew Investments), Vinny Lingham (Multicoin Capital), Eytan Elbaz, Louis Beryl, Alex Adelman, Andre Iguodala
Collectibles.com
SeedJun 2023$5M
$5.5M
Co-investors: Peter Thiel (Founders Fund), Vinny Lingham (Multicoin Capital), Adam Jackson