Coldreach is an early-stage startup from YCombinator's 2023 batch that generates AI-powered personalized sales emails in seconds. The company’s platform enables sales teams to close more deals saving 90% of time drafting LinkedIn cold messages and emails. It researches prospects and writes emails on autopilot, leading to both higher conversion and much more emails sent per day. Coldreach was founded in 2023 by Hankel Bao and Xiaohan Shen.