Emily Costello

Emily Costello serves as Head of Integrated Investment at PHD, the Omnicom Media Group agency renowned for its strategic and creative approach to media planning and buying. In this role, she oversees integrated investment strategies that span across multiple media channels, ensuring cohesive and effective media spend for PHD's client portfolio. Her work sits at the intersection of traditional and digital media buying, reflecting the industry's ongoing convergence toward unified investment frameworks. Costello has built her career within the media agency ecosystem, developing deep expertise in media investment, negotiation, and cross-platform planning. Her progression to a head-level investment role reflects a track record of managing significant media budgets and leading teams responsible for delivering value across linear, digital, and emerging media environments. At PHD, she contributes to an agency culture that emphasizes intelligence-led planning and innovative media solutions, working alongside planning and strategy teams to align investment decisions with broader client business objectives. Her role is central to how PHD translates media strategy into actionable, measurable buying outcomes for its clients.

Last updated Oct 2, 2026 by ATDb automated enrichment · Connections updated Oct 5, 2026