Matt Rinaldi - State Representative - District 115 at desiplaza TV studio for an exclusive interview.. Matt Rinaldi of House District 115 was elected to the Texas House of Representatives in 2014 to represent the Northwest portion of Dallas County. Representative Rinaldi sits on both the House Committee on Judiciary & Civil Jurisprudence and the Committee on Agriculture & Livestock. He was also elected by his fellow caucus members to serve on the influential House Republican Caucus Policy Committee. More details