Mark Baisley (born 1955) is a state senator from

Roxborough Park, Colorado Roxborough Park is an unincorporated community and a census-designated place (CDP) located in and governed by Douglas County, Colorado, United States. The CDP is a part of the Denver–Aurora–Lakewood, CO Metropolitan Statistical Area. The p ...

. A Republican, Baisley represents Colorado's 4th Senate district. Previously, he represented

Colorado House of Representatives The Colorado House of Representatives is the lower house of the Colorado General Assembly, the state legislature of the U.S. state of Colorado. The House is composed of 65 members from an equal number of constituent districts, with each distri ...

District 39, which encompassed parts of Douglas County and all of Teller County.

Background

Baisley earned a bachelor's degree with dual degrees in computer information systems and business administration from Columbia College, Missouri in 1993. He currently works as the president of Slipglass, Inc., an engineering software firm.

Electoral history

Baisley was first elected as a state representative in the 2018 general elections. In that election, he defeated his Democratic and

Libertarian Libertarianism (from ; or from ) is a political philosophy that holds freedom, personal sovereignty, and liberty as primary values. Many libertarians believe that the concept of freedom is in accord with the Non-Aggression Principle, according ...

party opponents, winning 62.61% of the vote. Baisley was re-elected to the state house in

2020 The year 2020 was heavily defined by the COVID-19 pandemic, which led to global Social impact of the COVID-19 pandemic, social and Economic impact of the COVID-19 pandemic, economic disruption, mass cancellations and postponements of even ...

. In

2022 The year began with another wave in the COVID-19 pandemic, with SARS-CoV-2 Omicron variant, Omicron spreading rapidly and becoming the dominant variant of the SARS-CoV-2 virus worldwide. Tracking a decrease in cases and deaths, 2022 saw ...

, Baisley ran for a seat in the

Colorado State Senate The Colorado State Senate is the upper house of the Colorado General Assembly, the state legislature of the US state of Colorado. It is composed of 35 members elected from single-member districts, with each district having a population of about ...

. Specifically, he ran to represent Colorado's 4th Senate district. In the general election, he defeated his Democratic Party opponent, winning 60.84% of the vote. In March 2025, Baisley announced his candidacy for the

2026 Colorado gubernatorial election The 2026 Colorado gubernatorial election is scheduled to take place on November 3, 2026, to elect the governor of Colorado. Incumbent Democratic Governor Jared Polis is term-limited and cannot seek re-election to a third term in office. Re ...

References

External links

Campaign website

State House website
21st-century members of the Colorado General Assembly 1955 births Columbia College (Missouri) alumni Engineers from Colorado Living people People from El Paso County, Colorado People from Missouri Republican Party Colorado state senators Republican Party members of the Colorado House of Representatives {{Colorado-politician-stub