Retention.com is an identity data company that helps businesses recognize, enrich, and activate person-level data across their marketing platforms, customer data systems, and AI-powered products. Drawing on a decade of identity intelligence, the company offers consent-aware resolution designed to connect anonymous website activity with people. Its services can add or refresh identifiers, including hashed emails, mobile advertising IDs, and IP addresses, and layer on demographic, professional, intent, and behavioral attributes.

Retention.com serves direct-to-consumer ecommerce brands, publishers, retailers, adtech companies, platforms, and data businesses. Retention FLEX helps ecommerce teams identify high-intent anonymous visitors and support email growth, reactivation, remarketing, and audience activation. RB2B provides person-level website visitor identification for B2B sales, marketing, revenue operations, and go-to-market teams. Moltsets offers contact data APIs for use with Clay and Claude Code.

Customers can access data through real-time APIs or bulk flat files, or discuss a managed audience solution with the team. Retention.com reports more than 250 million U.S. identities and 600-plus attributes, and states that it is SOC 2 Type II certified and aligned with CAN-SPAM and CCPA.