RevenueBase Blog

Mark Feldman October 5, 2025

October 2025 Release Notes

📈 October 2025 RevenueBase database stats:

• Business contacts: 326 million (Net change: +3 million)
• Companies: 64 million (Net change: +0.2 million)
• Business emails: 58.5 million (Net change: –0.5 million)
• Mobile numbers: 43.6 million (Net change: +0.6 million)

As part of a targeted quality-enhancement initiative, we performed deeper cleanup this month (details below).

⭐ Data Quality Metrics:

• Email re-verification rate: 97.66% verified within the last 60 days
• Contact data freshness: 85.6% of job experiences verified on LinkedIn within the last 90 days
• Company data accuracy: 88.6% of company information verified by trusted sources in the last 90 days

🔧 Data Improvements:

• Removed 4M contacts who recently left their jobs, keeping lists up-to-date
• Removed 2M undeliverable email addresses, sustaining >95% deliverability
• Removed 0.4M invalid mobile numbers 

What’s new:

• Logo url field added: Access person Linkedin avatar picture URLs directly through a new field “logo_url”.
• Improved classifications of job titles: A major upgrade to job title classification model was rolled out to provide highly accurate job function and level classification, taking into account differences across geographies and industries, and across over 100 languages:
  • 46M updated job levels, including 9M previously categorized as ‘other.’
  • 104M updated job functions including 60.5M previously categorized as ‘other.’
  • Read the full blog post here.

• Increased Persona field coverage: 
  • 196M contacts now have a persona mapped (previously 53M).
• Data dictionary overhaul: All fields reviewed and updated, inconsistencies removed, and cross-product column mappings introduced for better data integration.

🧩 Technical notes:

• Contact growth reflects balanced approach between expansion and quality maintenance.
• Missing job titles fix: Several million job titles are temporarily missing due to LinkedIn blocking re-scrapes. In the next release, we’ll backfill these records using each person’s most recent known job title at the same company from previous scrapes.

What’s coming up:

• Industry-first data verification certificates – RevenueBase is adding data certification fields to every contact record, showing exactly when and how each data point was collected and verified. These fields include human-readable summaries (“Linkedin verified September 2025”) and machine-readable JSON certificates with complete audit trails. This industry-first approach will help you build trust with your customers and enables confident deployment of autonomous AI workflows. Coming in late 2025.
• Company matching API — the easiest way to align your company data with RevenueBase’s trusted company IDs. Instantly match your records to ours for cleaner joins, consistent reporting, and seamless enrichment across every dataset.
• RevenueBase enrichment API — append nearly any detail to a contact or company record. From the number of hospital beds to the automotive brands a car dealership sells, this API turns raw leads into rich profiles with limitless context. 
• Weekly contact data feed — always stay current with fresh, verified contact updates delivered automatically every week. Keep your CRM, models, and campaigns in sync with the most accurate data in the B2B data market.
• Historical data feed — Access 175M inactive email addresses from the past 10 years, each connected to a LinkedIn profile. This feed maintains every known email address per person, helping you track job changes, identify which emails in your database are no longer valid, and dramatically improve match rates when syncing with legacy customer datasets. Contact us if you’re interested in learning more about this new feed.

Now open for early access: the RevenueBase Email Verification Portal. Verify millions of emails with the same technology that powers our own data—fast, accurate, and built for scale. Get deliverability you can trust, whether you’re cleaning a list or integrating real-time verification into your workflow. Get early access.