Capt. Chris Simpson of Kingman Fire Department has successfully completed requirements for professional designation as a fire officer, given by the Commission on Professional Credentialing. The commission conferred Simpson’s designation on Feb. 2, making him one of 450 credentialed fire officers worldwide. The designation recognizes fire personnel who demonstrate excellence in seven measured components including experience, education, professional development, professional contributions, association membership, community involvement and technical competence. In addition, applicants are required to identify a future professional development plan.