John
Mannion

John Mannion is a former teacher and state senator committed to protecting our environment, advancing bold climate solutions, and promoting clean and renewable energy.

Mannion grew up in central New York, and earned his bachelor’s degree in biology from Binghamton University and a master’s in secondary science education from SUNY Oswego. For nearly three decades, Mannion served as a public school science teacher in the West Genesee and the Syracuse City school districts. In 2020, he was elected to the New York state Senate to represent the 50th District. He served on the Environmental Conservation Committee, where he supported programs to improve flood-management and mitigation efforts and expand clean transportation.

As a representative, Mannion will continue fighting for legislation that mitigates climate change, protects clean water, and promotes a clean, green energy economy. Mannion earned a 93% score on New York League of Conservation Voters’ 2023 State Environmental Scorecard.

Mannion joins the U.S. House after defeating Representative Brandon Williams, who earned an 8% score on LCV’s National Environmental Scorecard in 2023.

“As a former science teacher and member of the New York state Senate Environmental Conservation Committee, I am committed to growing a clean energy economy, protecting our environment, and combating climate change. In Congress, I will pursue policies that build a healthier, cleaner, and more sustainable future for our children and grandchildren.” – Mannion for New York