Jacob “Jake” Auchincloss is U.S. Representative for Massachusetts’s 4th District, serving since 2021. A former U.S. Marine Corps officer — including deployments to Afghanistan and Panama — he holds a BA from Harvard University and an MBA from MIT Sloan School of Management. Before Congress, he served three terms on the Newton, Massachusetts City Council. In Congress, he sits on key committees, including Transportation & Infrastructure and Financial Services/Energy & Commerce, and focuses on infrastructure, clean energy, health care access, and sustainable economic growth. Known for pragmatic, cross-sector experience — combining public service, military, and industry — he works to balance local priorities with national policy challenges.