Posted in Business & Finance, Engineering AEPCO stands for Arizona Electric Power Cooperative AEPCO stands for Advanced Engineering and Planning Corporation (Gaithersburg, MD) AEPCO Share Pinterest Tweet Whatsapp Post navigation AEPCAAEPD Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.