Marketers have never had more to do: They need to craft business-driven, on-brand customer experiences (CXes) to reach and engage connected consumers — a tall mandate rife with process and technical implications. Unfortunately, marketers' go-to partners, agencies, haven't always kept pace with the business and technical demands. Enter consultancies, which are aggressively adding new agency competencies. This report investigates the market convergence between consultancies and agencies and provides guidance on shaping agency rosters.