ProFounder Collective | 24 followers on LinkedIn. ProFounder is a collective of experienced entrepreneurs that supports Founders and entrepreneurs throughout their startup experience. Our group provides a confidential, safe and constructive forum for Founders to iterate and validate startup concepts, team up with co-founders and critical early hires, and gain insights about fast growing markets and trends. In short ProFounder is everything we (as Founders) would wish for to help us start new companies.