Exhibit 21.1
Date and State of Subsidiary Name Business Ownership Incorporation --------------- -------- --------- -------------------- VAALCO Energy (USA), Inc........ Energy 100% 10/16/96 Delaware VAALCO Gabon (Etame), Inc....... Energy 100% 6/14/95 Delaware VAALCO Production (Gabon), Inc............................ Energy 100% 6/14/95 Delaware Alcorn (Philippines), Inc....... Energy 100% 2/28/86 Delaware Alcorn (Production) Philippines, Inc............................ Energy 100% 2/28/86 Delaware Altisima Energy, Inc............ Energy 99% 1/18/99 Philippines