ZeroBounce
👤 Liviu Tanase (5th startup, 3 prior exits: Tanase self-funded ZeroBounce with zero VC and brought an operator's marketing playbook rivals lacked.)🌐 siteLinkedIn
Romanian immigrant's 5th startup: a self-funded email-verifier that out-marketed a crowded niche to Inc 5000 #40.
Will it work? · our read
Boring, done right. No secret move. A serial founder self-funded a copyable email-check API and out-executed a crowded niche on marketing, trust and breadth. Distribution was the moat.
01How the money moves
Marketer's email list decays — dead addresses trigger bounces that wreck sender reputation
→
Uploads the list; ZeroBounce scrubs invalid, risky and spam-trap addresses at 99.6% accuracy
→
Pays per credit or by subscription for every address checked
02The numbers
about $10M/yrEstimateLatka estimate, 2024
2024
the sentence on the page
, California , United States zerobounce.net Email Verification Software Valuation $30M 2024 Revenue $10M (Est.) Customers 100K Funding $0 Avg ACV $100 Team · 2020 20 Founded 2015 Company Revenue…
Inc 5000 #40 (2020) is the hard verified fact; revenue is a Latka estimate and client logos are company-stated.
about $10M/yr, zero VC — Latka's third-party estimate; no first-party figure disclosed.
🔒
You have the verdict. Members get the work behind it.
- The CENTS scorecard — where it's strong, where it's soft
- The founder's key move, and the counter-move
- How it could die — the evidence, and how sure we are
- The case against our own call
- A 🚀 launchpad prompt — the case, as a plan for your business
We rate our own confidence — and argue against ourselves. Nobody else in this category does.
Sources always public on all 560 cases · cancel anytime · 14-day refund
See a full teardown, free → ImportYetiSourcesSources last checked 25 August 2026
ZeroBounce: No. 40 on the 2020 Inc. 5000 — company newsroom (verified fast-grower)BillionSuccess: interview with Liviu Tanase — founder background, 3 prior exitsLatka: ZeroBounce profile — about $10M rev, 100K customers (Latka-labeled estimate)PR Newswire: ZeroBounce on Inc. 5000, third timeRefresh Miami: Boca-based ZeroBounce growth — self-funded, 13B+ emails
Revenue about $10M/yr is a third-party Latka estimate — Latka explicitly labels it an ESTIMATE (no founder interview), and no first-party figure exists: the founder interview discloses no revenue and Inc 5000 PRs publish only rank plus growth %, not dollars. So tagged Estimate, not independently confirmed. The hard verified fact is Inc 5000 #40 (2020), a fast-grower ranking built on submitted revenue. Client logos (Amazon, Netflix, Disney) are company-stated and unverified. Founding year is 2015 per the company but 2017 in some interviews. No documented single genius move — our read is that a seasoned operator out-executed a commoditized niche on distribution; the 'Market over tech' framing is [our read], not a founder quote. We never score you.