Warmly

Kolz AI is a simple, affordable AI calling platform at $0.03 per minute. Upload a spreadsheet of contacts, pick a job to be done (lead reactivation, qualification, appointment booking or customer support), and AI voice agents make the calls. Every call...

ConvoScore is an AI-powered chatbot that replaces traditional contact forms with conversational lead qualification. It engages visitors in natural conversations, captures structured data, and automatically scores requests as High, Medium, or Low based on...

Lemlist helps sales teams run personalized multichannel outreach at scale, with warmup, deliverability tools, and a built-in lead database.

Clay is a go-to-market platform that combines data enrichment from many sources with AI and workflow automation. Sales and growth teams use it to build targeted lists and personalize outreach at scale. It was founded in 2017 and became a unicorn in 2025.