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Leadbay

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.
Active Founders
Ludovic Granger
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
Milan Stankovic
Founder
Co-founder of Leadbay (F25). PhD in Artificial Intelligence. Previous exit. Making computers better companions to humans.
Company Launches
Leadbay AI: 3x more SMBs than Linkedin. Qualify the 99% you miss with Clay.
See original launch post

Hey everyone 🤘🏻

We’re Ludo and Milan - co-founders of Leadbay.

TL;DR: You might think that Linkedin, Clay, ZoomInfo have you covered. They don’t. They miss 70% of US companies, and cover only 0.001% of digital signals/intent. Leadbay discovers and qualifies SMB leads others can’t find. Our customers 5X prospecting efficiency by simply unlocking untapped opportunities in the most data-scarce, fragmented markets.

👉🏼 Try it. Get 50 free leads, qualified for you.

https://youtu.be/IYD5HXaBGY4

HOW DOES IT WORK?

  1. Start with your company email address.
  2. That’s it.
  3. (Optional) Upload a list of won/lost leads.

RESULTS - SALES REPS GET HOOKED !

We closed small-to-enterprise deals with companies targeting SMBs in construction, hotels & restaurants, startups and retail.

→ Our customers 5X their prospecting efficiency,

→ 55% of their closed deals come from companies that were never on their radar,

(One client even told us they sometimes used Leadbay while on the toilet—which inspired our first viral campaign 🚽).

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OUR VISION:

3X our customers’ Total Addressable Market by making invisible companies visible.

ORIGIN STORY:

Milan (CTO), is a PhD to make AI work with limited data.

In 2023, he joined Ludo (CEO), who had brought a community of 300 sales reps from his family and VC background — the perfect playground to iterate on underserved use cases.

Together, they set out to tackle what every sales team wants: discover and qualify untapped opportunities.

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READY TO GROW YOUR BUSINESS WITH LEADBAY?

  1. Try it. Get 50 free leads, qualified for you.
  2. Intro me (ludo@leadbay.ai) to Enterprise sales teams prospecting SMBs (Kimball Midwest, Core-Mark International, Reece USA, Owens Corning, PPG Industries, Deel, Rippling…).

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YC Photos
Jobs at Leadbay
Paris, IDF, FR / Paris, Île-de-France, FR / San Francisco, CA, US
$60K - $200K
0.01% - 0.20%
Any (new grads ok)
Paris, IDF, FR / Paris, Île-de-France, FR / San Francisco, CA, US
$60K - $200K
0.01% - 0.20%
Any (new grads ok)
Paris, IDF, FR / Paris, Île-de-France, FR / San Francisco, CA, US
$1K - $10K / monthly
Senior and above
Leadbay
Batch:Fall 2025
Team Size:8
Status:
Active
Location:San Francisco
Primary Partner:Garry Tan