KSV | 4,659 followers on LinkedIn. An ad agency that specializes in sustainability, a member of the MAGNET Network, and a certified woman-owned B Corp. | KSV is a full-service marketing and advertising agency specializing in sustainability. With offices in NY and VT, KSV has partnered with sustainable brands for over 40 years, building effective, data-driven marketing programs that deliver on business KPI’s and drive action towards a more sustainable future. KSV is a WBENC-certified women-owned B Corp and a member of MAGNET, the world's most successful network of innovative independent agencies.