Investing Profile

Ken Seiff

InvestorVC

Managing Partner at Blockchange Ventures

blockchange.vcNew York, New York

Your Intro Paths to Ken Seiff

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Networks Ken is a member of

The Wharton School Network

830 CONNECTIONS

University of Pennsylvania Network

519 CONNECTIONS

IT CRUX Mobile Apps Solutions Network

398 CONNECTIONS

IT CRUX Mobile Apps Solutions Network

398 CONNECTIONS

IT CRUX Mobile Apps Solutions Network

398 CONNECTIONS

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Current Investing Position

Blockchange Ventures Managing Partner

Investment Range

$100K - $5.0M

Sweet Spot

$1.5M

Investments On Record

Ken Seiff is on these Sector & Stage Rankings

Web3/Crypto (Series A)Web3/Crypto (Seed)New York City

Ken Seiff's Investments On Record (29)

Company	StageDateRound Size	Total Raised
Precise	SeedJun 2026$7M	$7M
Co-investors: Grant Gittlin (MediaLink)
Balcony	SeedMay 2026$13M	$13M
Akave Cloud	SeedMar 2026$7M Pre SeedNov 2024$3M	$10M
Kira	SeedAug 2025$7M	$28M
Co-investors: Rick Yang (New Enterprise Associates (NEA)), Carmen Chang (New Enterprise Associates (NEA)), Andrew Ng (AI Fund), Rob Schmults (Blockchange Ventures), Michael Seibel (Y Combinator), Jenn Byrne (Grit Capital Partners)
Zama	Series BJun 2025$57M	$130M
Co-investors: Kyle Samani (Multicoin Capital), Tarun Chitra (Robot Ventures), Paul Veradittakit (Saison Capital / Bessemer Ventures (Intern) / Pantera Capital)
Spexi	Series ADec 2024$12M	$18M
Co-investors: Adam Jackson (Cambrian Asset Management LLC), Vinny Lingham (Multicoin Capital)
Mawari	Series UnknownSep 2024$11M SeedFeb 2023$7M	$29M
Co-investors: Paul Hsu (Decasonic), Christopher Heymann (1kx), Pete Townsend (Norio Ventures)
Hivello	Pre SeedDec 2023$3M	$3M
Co-investors: Tobias Bauer (Blockchain Founders Fund), Yat Siu (Animoca Brands)

Ken Seiff's Experience

Managing Partner Blockchange Ventures2017 - Present

Managing Partner Blockchange Ventures Full-time2017 - Present

Member of the Board of Directors Backbone PLM2016 - Present

Member of the Board of Directors PredictSpring Inc2014 - Present

Member of the Board of Directors INTURN2013 - Present

Managing Partner Beanstalk Ventures2013 - Present

Member of the Board of Directors Simply2013 - Present

CEO Pivot Rules Inc.2008 - Present

Board Member ruby labsPresent

Founder & CEO ruby labsPresent

Co-Founder & CEO ruby labsPresent

CEO ruby labsPresent

Founder & CEO IT CRUX Mobile Apps SolutionsPresent

Board Member IT CRUX Mobile Apps SolutionsPresent

Co-Founder & CEO IT CRUX Mobile Apps SolutionsPresent

CEO IT CRUX Mobile Apps SolutionsPresent

Member of the Board of Directors PredictSpring2014 - 2023

Member of the Board of Directors KULE2000 - 2022

EVP, Direct and Omni-Channel Brooks Brothers2011 - 2013

Co-Founder Poppin2009 - 2011

Co-Founder & CEO Pivot Rules Inc.2004 - 2009

Board Member Pivot Rules Inc.2002 - 2004

Founder & CEO Pivot Rules Inc.1991 - 1998

Ken Seiff's Education

University of Pennsylvania - The Wharton School BS Economics Entrepreneurial Management

The Wharton School BS Economics Entrepreneurial Management

Wharton School of Business BS Economics Entrepreneurial Management

University of Pennsylvania bachelors, bachelor of science economics, management

Investors who invest with Ken Seiff

Scouts & Angels Affiliated With Ken Seiff