Leadbay | Y Combinator
YC W24; AI discovers and qualifies SMB leads others can't find.
Weak funding evidence: mention does not include a parsed raise amount/round and may refer to non-funding context.
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Market data is refreshed once per day from public sources. Information may be incomplete or outdated — verify independently before making decisions. This is not investment advice.
Evidence-bound summary — expand sections for movement, risks, and signals.
Memo snapshot · Jun 28, 2026, 6:31 PM
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TL;DR
SeedLeadbay Predictive prospecting for B2B sales teams.
Raised $4.8M across 2 funding rounds. Latest: $4.3M Seed (May 2026). Investors: Y Combinator, Rebel Ventures, Roosh Ventures, Inovexus Ventures, TS Ventures, Alumni Ventures, Bright Ventures, Transpose Platform. (High).
Funding
Raised $4.8M across 2 funding rounds. Latest: $4.3M Seed (May 2026). Investors: Y Combinator, Rebel Ventures, Roosh Ventures, Inovexus Ventures, TS Ventures, Alumni Ventures, Bright Ventures, Transpose Platform. (High).
Product / news
26 product/news‑styled row(s); headline risk without filings (High).
Verified facts
+5 more in Recent movement below
YC W24; AI discovers and qualifies SMB leads others can't find.
Weak funding evidence: mention does not include a parsed raise amount/round and may refer to non-funding context.
$4.3M seed to scale US GTM, deepen AI inference model with Sorbonne, and grow engineering.
No open roles indexed yet.
The index price and activity score are algorithmic estimates based on observed public company-level signals. They may be incomplete, stale, or inaccurate and are not investment, legal, tax, or business advice.
Source types found
Strongest / recent news-style rows
Pricing · Thu, Jul 2, 04:23 PM · confidence 90%high quality
Wed, May 20, 06:28 PM · confidence 88%high quality
Wed, May 20, 06:28 PM · confidence 88%high quality
Newest first · 29 event(s)
Source: Pricing
Ceux qui vendent aux artisans, commerçants, PME et ETI utilisent Leadbay pour dénicher les meilleurs leads de leur marché. Une société Y Combinator - batch YC F25. Ouvert en 🇫🇷 et aux 🇺🇸.
Source: Blog
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. Y Combinator backed company - YC F25 batch. Live in 🇺🇸, 🇫🇷
Source: Homepage
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. Y Combinator backed company - YC F25 batch. Live in 🇺🇸, 🇫🇷
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Source: Blog / news
Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
YC W24; AI discovers and qualifies SMB leads others can't find.
$4.3M seed to scale US GTM, deepen AI inference model with Sorbonne, and grow engineering.
1 row(s)
The company's own site — the authoritative description of what they sell and to whom. Marketing-controlled, so treat claims as positioning rather than verified traction.
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. Y Combinator backed company - YC F25 batch. Live in 🇺🇸, 🇫🇷
Why it matters: Primary source — the company's own positioning; best read for what they sell and to whom, not for traction claims.
Open source ↗1 row(s)
Third-party press coverage. Independent reporting corroborates company claims; repeated coverage across outlets is a momentum signal.
Ceux qui vendent aux artisans, commerçants, PME et ETI utilisent Leadbay pour dénicher les meilleurs leads de leur marché. Une société Y Combinator - batch YC F25. Ouvert en 🇫🇷 et aux 🇺🇸.
Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.
Open source ↗2 row(s)
Funding announcements and investor-database records. The strongest public signal of capitalization: round, amount, and syndicate quality when disclosed.
YC W24; AI discovers and qualifies SMB leads others can't find.
Why it matters: Funding signal — Pre-Seed per this source; verify against the linked original before relying on it.
Open source ↗$4.3M seed to scale US GTM, deepen AI inference model with Sorbonne, and grow engineering.
Why it matters: Funding signal — Seed per this source; verify against the linked original before relying on it.
Open source ↗25 row(s)
Company blog and newsletters. Shipping cadence and technical depth of posts hint at product velocity and team quality.
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. Y Combinator backed company - YC F25 batch. Live in 🇺🇸, 🇫🇷
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Explore the latest insights, tips, and industry trends on Leadbay's Blog. Stay updated with informative articles and valuable resources to help you succeed in your business endeavors.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
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