Venture-backed startups have aggressive growth targets, and every lead and prospect matters. Bad email data wastes precious runway, slows sales cycles, and damages domain reputation.
Validate decision-maker, customer, and investor emails that generic tools mark as “unknown.”
Real-Time Results, No Emails Sent
Get verified lists instantly so growth campaigns can launch on time.
7-Step Verification Process
Includes SMTP, DNS, MX, and pattern analysis for the most reliable results.
Built for Scale
Perfect for funded startups running outbound campaigns, events, and product launches.
Maximize Runway With Better Data
When you’re moving fast, you can’t afford wasted spend or failed campaigns. Verified lists keep your acquisition engine healthy and effective.
1B+
emails verified
99%
SMTP verification accuracy
99%
catch-all verification accuracy
Get Over 50% More Valid Leads
Other verification tools discard catch-all domains, including your highest-value enterprise prospects. Listmint verifies them in real time so you can build a bigger, better-performing funnel.
Proof of Results: 84% Valid vs 55% Industry Average
Most verifiers confirm just 55% of contacts, cutting your growth potential in half. Listmint customers see up to 84% valid results, giving you more conversions per dollar spent and faster traction.
Real-Time API for Product Signups
Verify user and lead emails at the point of signup or trial activation, keeping your CRM clean and improving onboarding campaigns.
Avoid Bounces and Protect Deliverability
Bounce spikes can damage your domain reputation and slow future campaigns. Listmint keeps bounce rates under 1%, keeping your outbound programs running smoothly.
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