Comscore Appoints Jackelyn Keller as New CMO

Comscore, a global leader in consumer behavior measurement, has appointed Jackelyn Keller as its new Chief Marketing Officer (CMO). Keller brings over 25 years of experience in linear TV, streaming, digital and programmatic advertising, product marketing, and revenue strategy, having worked with industry giants.

Since joining Comscore in September 2024 as an advisor, Keller has been instrumental in refining the company’s positioning, creative strategy, and go-to-market efforts, including launching Comscore Data Divas and Barbershop, Beauty and Local Buzz.

Previously, Keller served as head of market intelligence and global product strategy at Samsung Ads, where she played a key role in launching Samsung DSP. She also worked at Quantcast as global head of product marketing and gained experience in ad sales and marketing roles at Discovery Communications and Turner Broadcasting.

With her extensive background, Keller will help Comscore build on its history of measurement innovation and position the company to thrive in today’s fast-changing media landscape. In her new role, Keller will oversee the company’s brand evolution, ensuring it continues to bridge the gap between programmatic and streaming measurement.

Jon Carpenter, Comscore's CEO, expressed confidence in Keller's leadership, highlighting her experience in product strategy and revenue growth. Keller herself is excited to contribute to Comscore’s mission of empowering clients in the evolving media space, especially as consumers increasingly take charge of their media experiences.