waterfall-enrichment
(2)
Clay
Clay is a go-to-market (GTM) development platform that combines data from 130+ providers, workflow automation, and AI research agents into a single spreadsheet-style workspace. Teams use it to enrich records, find contact data through 'waterfall' lookups, research accounts with the Claygent AI agent, and trigger personalized outbound - turning growth ideas into automated systems. Founded in 2017 and based in New York, Clay serves more than 14,000 customers including OpenAI, Anthropic, Canva and Intercom, and raised a $100M Series C in August 2025 at a $3.1B valuation.
Surfe
Surfe is a connected revenue workspace that bridges LinkedIn and CRMs so sales teams can find, enrich, and sync prospect data without leaving their browser. Its browser extension and waterfall enrichment engine chain 15+ data providers to deliver verified emails and mobile numbers, and its buying-signal layer flags which prospects are ready to talk today. Founded in Paris in 2020 as Leadjet by David Maurice Chevalier and Romain Ginestou, the company rebranded to Surfe in 2022 alongside a EUR4M seed round, and now serves teams at companies like Google, Uber, Amazon Web Services, Spendesk, and Pigment.