Leadbay

YCombinator Backed

Qualify millions of Data-Signal-Scarce leads that couldn't be found…

Leadbay qualifies millions of Data-Signal-Scarce leads that couldn't be found before. Teams at L'Oréal, Saint-Gobain, Gerflor USA, Corgi, and Nespresso B2B have 3x'd their addressable market and 10x'd what they defined as "qualified leads". Talking to our customers, we used to hear, "10 minutes on Leadbay beats 6 months with Clay and a GTM agency." Co-founders are Milan Stankovic (CTO) - PhD to make AI work with limited data, and Ludovic Granger (CEO). Create an account. A new market is yours. leadbay.ai.

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Company Overview

Location

San Francisco

Company Size

Y Combinator LogoFall 2025ActiveArtificial IntelligenceB2BSalesSan Francisco

Founding Team

2 Founders

Ludovic Granger

Founder

Co-founder & CEO of Leadbay. Previously an early employee at an EU-US VC firm, I then built a community of 300 sales reps - the perfect playground to iterate on underserved B2B use cases. Studied Finance at IÉSEG School of Management.

Milan Stankovic

Founder

Co-founder of Leadbay (F25). PhD in Artificial Intelligence. Previous exit. Making computers better companions to humans.