Career
Petersen serves on these legislative committees:
Utilities (Vice-Chair)
Joint Committee on Information Technology (Vice-Chair)
Transportation
Reapportionment
Special Committee on KAN-Education Study Commission
Special Committee on Redistricting
Some of the top contributors to Mike Petersen"s 2008 campaign, according to the National Institute on Money in State Politics were the Kansas Republican Senatorial Committee, Fourth District Republican Committee, Kansas Cr Union Association, Koch Industries, and the Kansas Chamber of Commerce. 2012
Petersen was unopposed in the 2012 Republican primary, winning 2,632 votes. He defeated Democratic nominee Keith Humphrey by a margin of 9,853 to 7,957 in the general election — a 52.7- to 47.3-percent margin.
Humphrey had been unopposed in the Democratic primary, winning 980 votes.