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About
Aditya Mahna studied computer science at Cornell before leaving to work in AI. He previously built and scaled an AI company to over 100,000 users.
CEO at CostreamYC S25
Intro paths
Aditya went through Y Combinator (Summer 2025) — any YC alum in your network can reach them through the YC community.
Their group partner at YC was Jared Friedman, YC Group Partner — the partner who ran Costream's batch and knows the company first-hand. YC profile ↗
In turn, Aditya can intro founders to Costream's investors below.
Costream's investors · 2
Co-founders at Costream

Frequently asked questions
- Who is Aditya Mahna?
- Aditya Mahna studied computer science at Cornell before leaving to work in AI. He previously built and scaled an AI company to over 100,000 users.
- Where does Aditya Mahna work?
- Aditya Mahna is CEO of Costream.
- What companies did Aditya Mahna found?
- Aditya Mahna founded Costream.
Founder mafias
Y Combinator mafia10,594
Also came through, then founded or led a company.
Cornell mafia681
Also came through, then founded or led a company.
Troy High School mafia3
Also came through, then founded or led a company.
Veris Health mafia2
Also came through, then founded or led a company.
About this profile. Compiled from public sources — Costream'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












