VI Marketing and Branding | 4,516 followers on LinkedIn. Make History | While we cut our teeth as a media-buying firm in 1989, today VI is a full-service marketing and branding agency. We’re also a tightknit team of unapologetic data devotees, calculated risk-takers, creative problem-solvers and national experts in behavior change marketing. We apply our deep understanding of consumer behavior to every sector we touch — from public health and safety to tech and tacos.