following its sale in 1983, vallée entered the venture capital sphere as a partner at sofinnova. from 1987 to 2010, he served as a general partner of several funds in silicon valley, most notably as the co-founder of the family of three euro-america ventures funds in north america and europe. as a private investor, he continues to serve as executive manager of documatica financial, a san francisco boutique focused on early-stage healthcare and technology startups.