Keiretsu Capital
Fund of fundsActively deployingSeattle · Pre-Seed–Series A · 22 people tracked
Also known as Keiretsu Capital Blockchain of Funds
Investment thesis
Keiretsu Capital offers high-net-worth and experienced investors exposure to early-stage growth startups, technology companies, and real estate opportunities sourced through the Keiretsu Forum angel investment network. It provides diversification via funds, direct co-investment opportunities including in blockchain technology, and syndication networks that connect portfolio companies and real estate principals with family offices, institutional investors, and crowdfunding partners. The firm draws on over 20 years of team experience backing early-stage companies and leverages one of the world's largest angel investor networks.
Source: firm website, verified Aug 3, 2026.
Team · 22 people
from the firm's website
What they invest in
from 2 of 2 portfolio companiesAI & Machine Learning ×1Biotech ×1Cloud Computing ×1Cybersecurity ×1Deep Tech ×1Enterprise Software ×1Medical Devices ×1SaaS ×1
HQs:United States×1
Investments · 2 tracked
founders shown can be your intro pathINDIGO Biosciences is a life sciences company led by professionals with expertise in life sciences, business management, and operations.
AI & Machine LearningBiotechDeep TechMedical DevicesState College, US
Dr. Jack Vanden HeuvelDr. Blake Peterson
Frequently asked questions
- What stage does Keiretsu Capital invest at?
- Keiretsu Capital invests at the Pre-Seed, Seed, Series A stages.
- What sectors does Keiretsu Capital focus on?
- Keiretsu Capital focuses on Crypto & Web3, Deep Tech, PropTech, Sector Agnostic.
- Where is Keiretsu Capital located?
- Keiretsu Capital is headquartered in Seattle, US.
- Does Keiretsu Capital lead rounds?
- Keiretsu Capital typically participates in rounds rather than leading them.
Media · Podcasts & interviews
featuring the teamNathan McDonald (CEO of Keiretsu Capital) interviews Keiretsu Member - Kelly Charlton
Keiretsu Forum · Nathan McDonald
Blockchain Interviews with Nathan McDonald, CEO of Keiretsu Capital
InvestmentPitch Media · Nathan McDonald
Interview with Nathan McDonald, Managing Director for Keiretsu Capital, from the #ACAAngelSummit Innovation Showcase
Nathan McDonald · vimeo.com
Images
Co-investors · 8
Mayfield Fund is a venture capital firm publishing perspectives on artificial intelligence, focusing on what it calls the Collaborative Intelligence era where humans and AI work together.
FundersClub is an online venture capital firm run by startup founders and VCs based in Silicon Valley, providing portfolio companies with software tools and a global network to support their growth.
Social Starts is a group of early-stage venture funds that applies a data-driven, analytics-based methodology to identify and back promising companies in high-potential segments. Its current fund, Social Starts Health and Happiness, targets startups focused on helping people live longer and better.
Renegade Partners is a founder-led early-stage venture firm that makes a small number of high-conviction investments each year, focusing primarily on Series A rounds with select seed and Series B deals, and providing hands-on partnership around people operations and strategy.
Brand Foundry Ventures is a consumer product-only seed investor that focuses exclusively on "things you can see, touch, feel, and interact with" rather than software, targeting sustainable $250M-$750M outcome brands instead of chasing billion-dollar unicorns. The firm was born from Andrew Mitchell's successful angel investments in Warby Parker, Birchbox, Harry's, and Peloton, and maintains an unusually hands-on approach through their "People/Product/Pipeline" framework that requires founders to think as deeply about supply chain and margins as they do about design and marketing.
Silicon Valley's oldest seed funding organization comprising over 150 former and current high-tech executives who have invested in more than 400 startups since 1994. Members provide capital, mentorship, operational expertise, and industry networks to early-stage companies.
Listen Ventures is a consumer-focused venture capital firm founded in 2010 that partners with founders to build disruptive brands amid shifts in consumer behavior.
True Wealth Ventures is an early-stage venture capital fund that backs women-led businesses focused on improving environmental and/or human health.
Firms observed investing alongside Keiretsu Capital, from public investor directories. Shared companies are the overlap with Keiretsu Capital's recorded portfolio.
Similar investors
Khosla Ventures is a venture capital firm known for backing bold, contrarian bets in world-class teams that can reshape entire industries.
OMERS Ventures is the venture capital arm of the OMERS pension plan, investing in early-stage technology founders building solutions across North America and Europe.
Shanda Group is a private investment firm with activities spanning public market investing, venture capital, asset management, real estate and natural resources, alongside philanthropic initiatives in science and education.
Dubai Future District Fund invests in venture capital funds and co-invests alongside them to back promising startups, strengthening Dubai's venture capital ecosystem.
The Development Bank of Japan (DBJ, Nihon Seisaku Toshi Ginko) is a Japanese financial institution that provides financing and investment supporting regional revitalization, sustainability, renewable energy, and infrastructure projects.