Later, he represented Senate District 12, which covers rural Colorado Springs, Fort Carson, Security-Widefield, Cimarron Hills, and Cheyenne Mountain.

Born in Hollywood, Maryland, Cadman earned a bachelor's degree from California State University in 1989 before settling in Colorado.

[4] Cadman won re-election to four terms in the House, defeating a series of Democratic opponents (Steven Bell in 2000, Charley Johnson in 2002, Bill Martin in 2004, and Allison Hunter in 2006), each time claiming more than 65% of the vote.

[3][5] During his time in the majority, Cadman sponsored legislation on the subjects of immigration,[6] eviction practices,[7] and domestic violence laws.

Upon May's resignation in October 2007, Cadman sought[10] and unanimously won a vacancy appointment to May's seat in the Colorado Senate.

[citation needed] During the 2009 legislative session, Cadman was the prime sponsor of a Senate Joint Memorial focusing on protecting the rights of workers to cast secret ballots in workplace elections.

[citation needed] In 2010, Cadman sponsored HB10-1287 with Representative Lambert that would have disallowed state employees from using state-owned vehicles for commuting purposes.

The legislation passed through the House before being assigned to the Senate Health and Human Services committee, where it was postponed indefinitely by a party-line 3–5 vote.