Klarity by DemandScience vs. Lusha

DemandScience Audience Builder empowers B2B marketers with smarter data to define, refine, and activate target accounts with precision. Built on a verified global first-party data ecosystem of 247M+ contacts and 26M+ companies, it integrates firmographics, technographics, and intent signals so users can move beyond outdated static lists and build dynamic audiences that align with real buyer behavior. With this intelligence at your fingertips, Audience Builder helps you prioritize accounts showing real interest and engage them with the right message at the right time.

Lusha is the B2B data and sales intelligence system used by sales, marketing, recruiting, RevOps, and AI agents to find contacts, enrich records, and track real-world buying signals. It works with your CRM, automation tools, and existing GTM stack. 300M+ business contacts and 30M+ company profiles across North America, EMEA, APAC, and LATAM. It has two layers that work together. Lusha Search gives you verified contact and company data on demand — direct dials with 90%+ accuracy, business emails verified at 95–98% across regions, firmographics, technographics, and buying signals.