Mr. Killian is the founding partner and senior broker of Sunny Mesa Realty, a family owned property management and real estate company. He is a managing partner in family ranching and farming operations in Arizona and New Mexico and serves on the advisory board for Northern Trust Bank Arizona Board of Directors.

In addition to his fourteen years of service in the state legislature, Mr. Killian served for nearly six years as Director of the Arizona Department of Revenue for Governor Fife Symington. His private sector experience includes being a licensed Arizona real estate broker since 1981, which allowed him to be active in the real estate market as an entrepreneur with his ownership in several companies including Sunny Mesa, Inc., Sunny Mesa Realty and Sunny Mesa Landscaping and Sweeping. Among his many accomplishments, Mr. Killian served as Speaker of the Arizona House of Representatives for four years.

Mr. Killian possesses a long list of community contributions, which include serving as chairman of the Chandler-Gilbert Community College Community Council, member of the ASU East Community Advisory Board, the ASU Deans Council and the ASU Alumni Association. He has received numerous awards throughout his career, recognizing his legislative and community services efforts.

Mr. Killian is a graduate of Arizona State University, where he received his degree in Business Administration and specialization in real estate and urban planning. He is a third generation native Arizonan and lives in Mesa.