Companion Care Needed - Full-time / Part-time

About who needs care: he has diabetes. Has a hard time walking. Uses a motorized chair alot. Its need alot on just my grandma to take care of him and she cant bring him to appointments. He has trouble getting up to go to the bathroom or getting out of bed. He loves cars and owns a mechanic shop About the care needs: someone who can handle old people humor and someone who makes "jokes" even though they arent funny (thats more about my grandma). Someone who can handle alot Services needed include: transportation, meal preparation, errands / shopping, light housekeeping, and mobility assistance.