Mobile personalization Startups

Sailthru is a SaaS platform founded in 2008 that specializes in personalized customer engagement through machine learning, sending 100 billion emails on behalf of customers with one-to-one personalization at scale. Under CEO Neil Lustig (who joined in 2015), the company has scaled from lower ACV customers to enterprise accounts like NBC, Tory Burch, and NASCAR, growing to approximately $40-50M ARR with 400 customers averaging $120k annually. The company maintains less than 15% gross revenue churn, 102-103% net dollar retention, and is now cash flow positive with approximately 200 employees focused on media and e-commerce personalization.