Dennis Phelps is an Advisory Partner at IVP who led the firm's early investment in Snapchat at an ~$800M valuation and published a detailed, metrics-driven thesis explaining why the company's engagement and user behavior justified the then-controversial price. Portfolio founders specifically highlight his hands-on approach to recruiting senior executives during hypergrowth phases, which is uncommon for later-stage funds of IVP's size. Dennis Phelps is an Advisory Partner at IVP who led the firm's early investment in Snapchat at an ~$800M valuation and published a detailed, metrics-driven thesis explaining why the company's engagement and user behavior justified the then-controversial price. Portfolio founders specifically highlight his hands-on approach to recruiting senior executives during hypergrowth phases, which is uncommon for later-stage funds of IVP's size.