Daniel Grant was the multi-billionaire industrialist head and founder of the Grant Corporation, an Earth-based corporation that was prominent in the years following the Alien infestation of Earth, when humanity had reclaimed much/most of the planet from the Aliens and much of human civilization was rebuilt. The Grant Corporation's pharmaceutical subsidiary, Pharmtech, first developed Xenozip, a synthetic performance and mood enhancing drug based on the secretions of Alien Queens, known popularly as royal jelly.