HubSpot Contact Email Validation with Hunter.io

Say goodbye to unverified contact lists!

This automation connects HubSpot to Hunter.io and enriches your CRM with email verification data — all with a single click. It loops through your contacts, checks which emails are missing validation, and updates each one with Hunter’s verification results.

Whether you’re cleaning your CRM or prepping for an outreach campaign, this tool helps ensure your emails are valid and your data is reliable.

What it does:

🧪 Manually triggered for precise, on-demand execution
📥 Pulls all HubSpot contacts missing email validation
🔁 Loops through each contact one at a time
✅ Verifies each email with Hunter.io
✍️ Updates HubSpot with Hunter’s email verification results

✅ Setup guide & full importable workflow included

Need help setting it up? We offer Hunter.io API integration, HubSpot field mapping, and CRM cleanup services to make this workflow plug-and-play for your team.