Marissa Coscia

Senior Director, Communications & Public Affairs

Pronouns: She/Her/Hers

Marissa brings a background in campaigns and government relations to GSG. As a Senior Director in GSG’s New York City office, Marissa is a member of the Communications and Public Affairs team, representing clients across a variety of sectors and working to advance their goals and deliver results. 

Marissa specializes in crisis communications, media relations, coalition building, public policy, and issue advocacy.

Before joining GSG, Marissa led communications for a city-wide campaign, where she managed the team’s messaging strategy and media relations, and as a national press assistant on a presidential campaign, where she helped drive national media coverage in the 2020 Democratic primary. Prior to that, Marissa worked for the communications and lobbying firm, Mercury Public Affairs.

Marissa was honored by City & State as a 2022 40 Under 40 Rising Star shaping politics and policy in New York City. Marissa received a bachelor’s degree in political science from Lehigh University, where she was an intern for U.S. Senators Cory Booker (D-NJ) and Bob Casey (D-PA).

Marissa resides in NYC, but her true loyalty is to her home state of New Jersey.