Complex sentence: Davis won the legislative runoff election on November 21,2015 over fellow Republican Ryan Eugene Heck (born April 1978), a conservative member of the Baton Rouge Metro Council since 2012 who owns the Cajun Ready Mix Concrete Company.
Split into simpler sentences: Davis won the legislative runoff election on November 21,2015 over fellow Republican Ryan Eugene Heck (born April 1978), a conservative. Heck has served on the Baton Rouge Metro Council since 2012 and owns Cajun Ready Mix Concrete Company.