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About
Co-founder of Caution, where she leads business and product for a platform that runs sensitive workloads in secure enclaves with cryptographic proof of the code running in production. She previously handled strategy and operations at Distrust and led customer education and activation at Ada.
Founder at CautionYC S26
Intro paths
Ksenia went through Y Combinator (Summer 2026) — any YC alum in your network can reach them through the YC community.
Their group partner at YC was Brad Flora, Backing expeditions into the future — the partner who ran Caution's batch and knows the company first-hand. YC profile ↗
In turn, Ksenia can intro founders to Caution's investors below.
Caution's investors · 3
Co-founders at Caution
Frequently asked questions
- Who is Ksenia Lesko?
- Co-founder of Caution, where she leads business and product for a platform that runs sensitive workloads in secure enclaves with cryptographic proof of the code running in production. She previously handled strategy and operations at Distrust and led customer education and activation at Ada.
- Where does Ksenia Lesko work?
- Ksenia Lesko is Founder of Caution.
- What companies did Ksenia Lesko found?
- Ksenia Lesko founded Caution.
Founder mafias
Y Combinator mafia10,594
Also came through, then founded or led a company.
Starwood Hotels mafia17
Also came through, then founded or led a company.
George Brown Polytechnic mafia10
Also came through, then founded or led a company.
Saint Petersburg State University of Finance and Economics mafia6
Also came through, then founded or led a company.
Hardrock mafia2
Also came through, then founded or led a company.
About this profile. Compiled from public sources — Caution's own website and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights