David Hassell

CEO, 15Five

David Hassell is a serial entrepreneur and currently the CEO of 15Five, performance management software that allows businesses to maximize their talent by creating a culture of feedback. Through a lightweight weekly check-in, 15Five delivers a full suite of integrated tools - including continuous employee feedback, objective tracking (OKRs), pulse surveys, and peer recognition. David has been featured in The Wall Street Journal, Inc., Entrepreneur, Wired, Fast Company, and was named “The Most Connected Man You Don’t Know in Silicon Valley” by Forbes Magazine. To learn more about David and his company, visit