The kick-off event was held at The Merchant, 121 S. Pinckney St. in Madison.
Supporters from all over the state gathered to show their support for Mitchell’s candidacy.
Many of these individuals garnered thousands of signatures to ensure his name is on the ballot on May 8th.
Mitchell has been a firefighter in Madison for 15 years and was promoted to Lieutenant in 2011.
As president of the state’s fiirefighter union, Mitchell is the youngest and first African American to serve in the post.
Mitchell grew up in Delavan, and now lives with his wife, April, and two children in Fitchburg.
State Sen. Mark Miller, state Rep. Peter Barca, the League of Conservation Voters, Wisconsin Building and Construction Trades, the AFL-CIO and the Wisconsin Professional Police Association, among others, have endorsed Mitchell.