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About
James Isilay is the Founder and CEO of GrowthNation, with a background in engineering, quant trading, and enterprise software. He previously founded Cognism, scaling it to over $80M ARR and a team of more than 500, and currently works on Agentic AI while serving as an investor in B2B software companies and a board advisor on areas including AI-driven revenue analytics and corporate governance. He also helped produce the film Last Swim, which received an award at the Berlin Film Festival.
Founder at Cognism
Intro paths
In turn, James can intro founders to Cognism's investors below.
Cognism's investors · 14
Co-founders at Cognism
Investments
Investor
Per curated public sources.
Network2
Investors connected to James in public investor directories — a warm-intro map.
Frequently asked questions
- Who is James Isilay?
- James Isilay is the Founder and CEO of GrowthNation, with a background in engineering, quant trading, and enterprise software. He previously founded Cognism, scaling it to over $80M ARR and a team of more than 500, and currently works on Agentic AI while serving as an investor in B2B software companies and a board advisor on areas including AI-driven revenue analytics and corporate governance. He also helped produce the film Last Swim, which received an award at the Berlin Film Festival.
- Where does James Isilay work?
- James Isilay is Founder of Cognism.
- What check size does James Isilay write?
- James Isilay typically writes checks of $5K – $50K.
- What companies did James Isilay found?
- James Isilay founded Cognism.
- What companies has James Isilay invested in?
- Investments tracked here include Hyperbound.
Founder mafias
Imperial College London mafia462
Also came through, then founded or led a company.
INSEAD mafia418
Also came through, then founded or led a company.
About this profile. Compiled from public sources — Cognism'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