SMTP Verified Emails Every Time

Find Professional Email Addresses Instantly

Locate professional email addresses by name or company domain. Use our accurate B2B email finder tool to connect with decision-makers easily.

Domain Search and Bulk Email Finder

Better than Hunter.io at half the price

Domain Email Search

Enter any company domain and find all associated professional emails.

SMTP Verified

Every email is verified through real-time SMTP handshake for 99.8% accuracy.

Instant Results

Get results in seconds, not hours. Our engine is blazing fast.

Pattern Detection

Intelligently detects email patterns (first.last@, f.last@) for any company.

Bulk Lookup

Process hundreds of contacts at once with bulk email finding.

CSV Export

One-click export to CSV, ready for your CRM or email tool.

How LeadStonk Finds & Verifies Emails

A transparent look at our 4-step real-time discovery engine

01

Domain & Web Crawling

Enter a company name or domain. LeadStonk crawls the target website and public web signals in real-time.

02

Pattern Intelligence

Our algorithms detect company-wide address conventions (such as first.last@ or first@) to construct potential emails.

03

SMTP Handshake Validation

Every candidate email is tested via direct SMTP handshake with the receiving mail server without sending an actual message.

04

Confidence & Status Tagging

Leads are categorized as deliverable, catch-all, or unverified with 1-click export to CSV or CRM.

Verified Contact Data for Cold Outreach

Whether you're finding emails one at a time or building a list of 10,000 contacts, LeadStonk has you covered.

Sales Teams & SDRs

Build targeted prospect lists from company domains. Enter a list of company websites and receive all associated professional emails, verified and ready for outreach.

Marketing Agencies

Find decision-maker emails for every local business in your niche. Combine with the Google Maps Scraper to prospect entire cities in minutes. Google Maps Scraper.

Freelancers & Consultants

Find the right person at any company without cold-calling gatekeepers. Enter a company domain and instantly identify the marketing manager, founder, or ops lead.

Recruiters

Locate email addresses for potential candidates and hiring managers across any industry. Pair with our Domain Search for comprehensive coverage.

LeadStonk vs Hunter.io: The Better B2B Email Finder

Hunter.io is the most widely-known email finder, but it relies on a static database of emails that degrades by 22-30% every year. That means stale data, higher bounce rates, and damaged sender reputation. LeadStonk finds emails in real-time by crawling company websites directly — delivering fresher data at a fraction of the price.

For 5,000 email searches per month, Hunter charges $149. LeadStonk charges $20 — for the same volume, with better accuracy, phone numbers included, and a Google Maps Scraper built in. See the full Hunter.io comparison →

Frequently Asked Questions

Yes, you can upload a list of domains or company names to find and verify hundreds of professional email addresses at once.

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