As of June 2025, 70.61% is owned by Indian Promoters and 29.39% by Public.

Top three Promoters holding highest number of shares of Duke Offshore Lt company are George Albert Duke (50.52 lakhs shares / 51.25%), Komal Duke (13.44 lakhs shares / 13.64%) and Avik George Duke (5.63 lakhs shares / 5.71%).