David Lee is a serial SaaS founder and operator with over two decades of experience building and scaling startups, having co-founded multiple seven-figure, profitable companies since 2011. He specializes in the start-up and early growth stages, combining product-focused software development with go-to-market and marketing automation expertise across platforms like Keap, ActiveCampaign, Ontraport, Drip, and HubSpot. As founder of PlusThis, SixthDivision, ListDefender, and Slottable, he helps entrepreneurs improve customer acquisition and deliverability through practical, integrated tooling. David balances a strategic executive perspective with hands-on product work and consulting, and he brings a traveler’s curiosity—spending months each year living in new places—to inform user-centered product design. Recently he traded snow skiing for kitesurfing, reflecting a preference for dynamic, ever-changing challenges both on and off the water.
11 years of coding experience
4 years of employment as a software developer
MBA Marketing & Technology, MBA Marketing & Technology at Marriott School of Management - BYU
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.