Dawn Williamson Headshot

Dawn Williamson

SVP Sales Development, Effectv

Speaker Spotlight


Head of Sales Development, Effectv

Dawn Lee Williamson is head of sales development for Effectv, the advertising sales division of Comcast Cable. In this role, she leads the company’s more than 300-person sales development organization designed to accelerate Effectv’s client-centric approach to customer success. Williamson oversees a team focused on understanding clients’ holistic business needs, developing the right solutions to reach those brands’ audiences across screens, and driving measurable results.

Dawn joined Effectv as Regional Vice President for the company’s Southeast region in 2018. Under her leadership, the Southeast became Effectv’s top performing region in 2020. Dawn and her team fueled this growth by expanding existing customer relationships and identifying and creating new revenue, innovation and growth opportunities.

Dawn came to Comcast from VICE Media, where she was SVP, head of U.S. advertising sales. There, she led revenue-generating strategies through custom client solutions, agency and media partnerships and other initiatives that reinforced and drove VICE’s value proposition in the marketplace. Before VICE Media, Dawn oversaw all commercial activity for BBC World News TV and BBC.com for the Americas (North America and Latin America). Williamson also held global and domestic leadership roles at Turner Broadcasting System, TBS, TNT, CNN and Cartoon Network.

Deeply passionate about diversity, equity and inclusion, Dawn is a two-time Cablefax “Most Influential Minority in Cable” honoree and a member of Effectv’s Diversity Board. She is also a member of She Runs It, an industry organization that aims to cultivate and promote female talent throughout all levels in marketing, media and technology.

Dawn graduated from the Betsy Magness Women’s Leadership and National Association for Multi-ethnicity in Communications (NAMIC) Executive Leadership programs.

She earned a Bachelor of Arts with a focus on East Asian Studies and Economics from New York University. Dawn resides in Miami with her family.

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