Cliff is the Founder of Professional Insurers Agency, LLC. He holds the designation of CPIA (Certified Professional Insurance Agents). Cliff's experience in that industry includes Certified Insurance Counselors Seminars (Property, Casualty, and Agency Management), Continental Insurance Company Agency School. In a career in the insurance industry, spanning over 40 years, he has served as a direct writer and national marketing director for a large broker and branch manager of an independent agency.

Cliff sold professional Insurers to his son Kelly Miller In 2018 and got his real estate license to compliment his 24 plus years as a major investor and owner of commercial properties. His goal is to share his expertise in these areas to help his client base make sound investments.

Cliff attended Oklahoma State University and obtained a B.S. Degree with a major in Business Administration from Emporia State University (Emporia, Kansas) in 1966.