Regis is a multi-millionaire who owns his own successful mining company. He manages his company through his own personal home office. Regis lives in a luxurious mansion on Sprout Island with his daughter Sabrina. His daughter helps him with his business by acting as a bookkeeper. He is very protective of his daughter, and sees her very much as the apple of his eye.
Regis originally came to the island in search of ores. Until the player raises Volcano Island and gains access to the mine, Regis won't leave his mansion.