Sisyphus Ventures
Londonsisyphus.vc
Overview
Sisyphus Ventures is a venture capital fund that invests in defense technology startups.
Investments
Sector & Stage Mix
Industry, funding stage, and valuation band breakdowns.
FAQ
Where is Sisyphus Ventures based?
Sisyphus Ventures is headquartered in London, United Kingdom.
When was Sisyphus Ventures founded?
Sisyphus Ventures was founded in 2025.
How many portfolio companies does Sisyphus Ventures have?
Sisyphus Ventures has 2 portfolio companies in Caplight's dataset.
What are some companies in Sisyphus Ventures's portfolio?
Portfolio companies visible on Caplight include MXI, Stendr.
What was Sisyphus Ventures's most recent investment shown here?
Sisyphus Ventures's most recent investment in this portfolio sample was in Stendr in 2026.
What sectors does Sisyphus Ventures focus on?
Sisyphus Ventures focuses on FinTech, Frontier & Industrial Tech, Crypto & Web3, Cybersecurity.
What company stages does Sisyphus Ventures focus on?
Sisyphus Ventures typically invests at the Early stage.
What is Sisyphus Ventures's AUM?
Sisyphus Ventures's assets under management are estimated between $21.4M and $21.4M.
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