543 Spanish Town Rd.
Baton Rouge, LA 70802

Liz Mangham Header

Liz Mangham


A founding member of SSG, Liz Mangham serves as the firm’s managing partner. She primarily represents clients before the legislative, executive and regulatory branches of state government, focusing on issues related to criminal justice reform, infant and maternal health, the oil & gas and petrochemical industries, substance use & prevention, economic development and agricultural commodities. Additionally, Liz has successfully managed various issues at the local government level in the state including city councils, police juries and school boards.

With keen political skills acquired from managing numerous elections, Liz applies winning campaign strategies to complex lobbying battles. She combines essential grassroots and coalition-based support with sophisticated targeting approaches to deliver comprehensive, effective outcomes for clients. A fierce defender of the governmental relations practice, she believes that, on any given day, each citizen of Louisiana is represented by multiple professionals working on their behalf.

With an educational background spanning Louisiana State University, Brenau Women’s College and The Graduate School of Political Management at George Washington University, Liz has been recognized as one of the top 100 “Louisiana Influencers” and a “National Rising Star” by Campaigns & Elections’ politics magazine. She was also named an “Up & Comer in Louisiana Politics” by the Times of Acadiana, Top 500 Baton Rouge influencers for 2023, and an Influential Woman in Business 2023 by Baton Rouge Business Report. Her consulting work has earned award-winning recognition for various political and public policy firms.

Liz lives in Baton Rouge with her husband, John Shiroda, and their mutts, Rooster and Cowboy. She serves on the Boards of the Louisiana Endowment for the Humanities and The Tiger Athletic Foundation.

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