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Sean Winkler

Sean Winkler is a Director at TG&A. In his current position, he serves as the lead manager of the San Joaquin Regional Rail Commission (SJRRC), California's Intercity Rail Corridors Linking Everyone (CIRCLE), and assists clients with water, railroad, and general infrastructure issues. 

In August 2020, SJRRC secured a $20 million USDOT BUILD grant for the Stockton Diamond Grade Separation Project. He has also coordinated numerous testimony opportunities before the House of Representatives for SJJPA and CIRCLE and leads reauthorization efforts on behalf of the commuter railroads and Amtrak state-supported route agency.

Sean has served in a variety of public-facing roles on behalf of trade and membership organizations and private businesses throughout his career.

Prior to joining TG&A, he previously served as the Director of Advocacy at the Railway Engineering-Maintenance Suppliers Association (REMSA), where he built an ambitious grassroots advocacy program that hosted nearly 40 Members of Congress for district events highlighting railroad manufacturers across the United States.


Most recently, he served as the Director of Public Affairs and Advocacy at the Biophysical Society.


Earlier in his career he served as Deputy Campaign Manager for Del. Jon Cardin’s (D-11) Attorney General bid in 2014 and served in his legislative office in Annapolis.


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