SDImktg | 15,517 followers on LinkedIn. SDI is an integrated marketing solutions company. | SDImktg is a family of brands led by fearless, talented people across the globe who bring a human approach to all they do. With a history of passion and commitment to excellence since 1988, SDImktg has diversified beyond its roots in Sports and Experiential Marketing into a family of seven brands with focused services. Creating authentic human connections by embracing all differences.