Surfe is a B2B website visitor identification tool that helps reveal who is visiting your website. Part of a broader category of person-level website visitor identification solutions in the market.

Surfe operates as a visitor identification solution offering person-level identification capabilities. The platform uses browser signals and identity resolution to identify named buyers visiting websites. Part of the modern visitor identification category that competes with tools like Bullseye, RB2B, and Warmly for person-level identification rates.
Intent Data Lead Generation
Funding
Koala is a sales intelligence platform that identifies and engages warm prospects in real-time by unifying first-party website behavior with third-party enrichment data. Note: Koala was acquired by Cursor (parent company Anysphere) on July 18, 2025 and will shut down by September 2025.
#1 in B2B Website Visitor Identification
Lead Forensics is an advanced website visitor identification platform that uses reverse IP tracking technology to reveal which companies visit your website, even without form submissions.
IP-to-company resolution that de-anonymizes website visitors
Clearbit Reveal is an IP intelligence software (now Breeze Intelligence for HubSpot) that identifies companies visiting your website using reverse IP lookups and cross-referencing with verified company IP ranges.