BetterUp, the creator of a leadership development platform that connects employees with professional coaches, has raised $103 million in a round led by Lightspeed at a valuation of $710 million. The San Francisco-based business has raised more than $142 million in total VC financing to date. Founded in 2013, BetterUp boasts more than 100 customers, including Airbnb, Workday and Instacart.