RevenueBase Blog

Mark Feldman April 29, 2025

April 2025 Release Notes

Here are the highlights:

Contact updates:

• 110M fresh new contacts added (243M total contacts.)
• 42M contacts removed due to people leaving their jobs since we last checked their profile on Linkedin, or their email is no longer deliverable.  

Email updates:

• 7 million new email addresses verified and added (RevenueBase total: 46M total verified email addresses.)
• 2.5M emails removedafter rigorous deliverability testing.

Mobile phone updates:

• 8M cellphone numbers added (RevenueBase total: 30M total cellphone numbers.)

What’s New:

• Company data refresh: All 60+ million companies were updated. From this month forward, company data will be updated each month. 
• Email Re-Verification Every 60 Days: To ensure consistently high email deliverability (95% or higher), our goal is to re-check every email address at least once every 60 days. We’re already meeting this goal for over 93% of all email addresses across our database.

• EMAIL_LAST_VERIFIED_AT Field: For transparency about data quality, RevenueBase now includes a timestamp indicating when the email address’s deliverability was last verified.

• HubSpot Integration via Gigasheet: Our highly requested HubSpot integration (via Gigasheet) is available within the UI, click File > Save >  Hubspot

WTF Are NAICS Codes?

If you’ve spent any time working with B2B data, you’ve likely come across NAICS codes. These numerical identifiers help companies classify industries, determine market size, and conduct targeted outreach. But what exactly are NAICS codes, and how did they come about? Below, we dive into the history behind the North American Industry Classification System (NAICS), how it differs from its predecessors, and why it remains a cornerstone of effective B2B marketing and sales in 2025.

Read more about NAICS Codes on our blog >