Companion Care Needed - Full-time / Part-time

About who needs care: Grandmother suffers from Alzeimer's and is mainly bedridden, except for walking to and from the bathroom. About the care needs: Anybody friendly, as my grandma is pretty easy to get along with and doesn't require a whole lot other than supervision and meal prep. Services needed include: meal preparation, errands / shopping, light housekeeping, and companionship.