I am proud to represent you in the State Capitol as your State Senator. I hope this website is a resource for you on what is happening in the state legislature and in our district.

I am committed to serving as your voice in Madison. Please reach out if there is anything I can do to help you.

Sincerely,

Mark Spreitzer
State Senator
15th Senate District

Sen. Spreitzer stands at the top of the Capitol dome in Madison.

2025-2026 Survey

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15th Senate District

Office Resources

Whether it is sending emails or letters about important issues, calling with your concerns, or asking for help, I encourage you to stay in touch with me. 

Contact Me

Meet the Senator

About Mark
Sen. Spreitzer speaks with Wisconsinites in his Capitol office.

Contact me or get assistance

Constituent Services
Sen. Spreitzer and legislative colleagues hold a press conference on preserving a safe and sound democracy in Wisconsin.

Catch up on what's happening

News & Updates
Sen. Spreitzer speaks on the Senate floor during debate on a legislative proposal.

Read about my legislative priorities

Legislation

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