GABRIELLE BLITZ ROSEN | GBR Collective

Gabby is an award-winning digital strategist and entrepreneur who designs marketing systems for founders, executives, and brands navigating growth. Her work bridges brand, social, editorial, and operations, helping leaders turn visibility into scalable, durable business infrastructure.

She most recently served as VP of Social Media & Editorial at Hello Sunshine (Reese Witherspoon’s media company), where she led strategy across the company’s brand ecosystem, including Hello Sunshine, Reese’s Book Club, and The Home Edit. Gabrielle is an Executive Judge and Social Jury Chair for the Webby Awards and has been recognized as one of Variety’s New Leaders in Hollywood.

Gabrielle is the founder of Townhouse Digital (acquired by Socialfly in 2022) and Rosie Notes, a technology platform for structured knowledge capture. Through GBR Collective, she partners directly with founders and leadership teams, building marketing systems that scale across content, executive visibility, and brand infrastructure.

While at Hello Sunshine, Gabby led social media strategy and marketing for the company’s TV & film projects. Under her leadership, the team’s work was recognized as a 2024 Webby Honoree. Here is the submission video that showcases the campaign and sample work. (Source: webbyawards.com)