Posted in Business & Finance, Schools & Education ADGI stands for American Diversified Group, Incorporated ADGI stands for Athens Development and Governance Institute (est. 1992; Greece) ADGI Share Pinterest Tweet Whatsapp Post navigation ADGISADGGS Leave a Reply Cancel replyYour email address will not be published.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.