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About
Co-founder of Buildbox, which builds a platform for detecting and ranking failed user journeys in AI agents. He previously worked at Netflix and Google Cloud and studied computer science at Berkeley.
CTO at BuildboxYC F26
Intro paths
Mark went through Y Combinator (Fall 2026) — any YC alum in your network can reach them through the YC community.
Their group partner at YC was Jon Xu, General Partner at Y Combinator — the partner who ran Buildbox's batch and knows the company first-hand. YC profile ↗
In turn, Mark can intro founders to Buildbox's investors below.
Buildbox's investors · 5
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Co-founders at Buildbox
Frequently asked questions
- Who is Mark Nour?
- Co-founder of Buildbox, which builds a platform for detecting and ranking failed user journeys in AI agents. He previously worked at Netflix and Google Cloud and studied computer science at Berkeley.
- Where does Mark Nour work?
- Mark Nour is CTO of Buildbox.
- What companies did Mark Nour found?
- Mark Nour founded Buildbox.
Founder mafias
Y Combinator mafia10,594
Also came through, then founded or led a company.
Google mafia1,712
Also came through, then founded or led a company.
University of California, Berkeley mafia1,343
Also came through, then founded or led a company.
Cornell mafia681
Also came through, then founded or led a company.
UC Berkeley College of Engineering mafia71
Also came through, then founded or led a company.
About this profile. Compiled from public sources — Buildbox'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