Professional Advice. Personal Service. For over 80 years, Insurance Office of Central Ohio (IOCO) has demonstrated a commitment to quality that is reflected in our delivery of superior advice and exemplary customer service. IOCO has established long term relationships with more than 50 insurance carriers, enabling us to craft specific and appropriate risk managment solutions for a wide range of insurance needs. Prior to renewals, each account is thoroughly reviewed while analyzing marketplace conditions to make sure clients are informed and offered the best insurance solutions for their particular need.