Providing Care For Your Loved Ones in their Home from 1 Hour to 24 Hours a day, 7 Days a week. Gateway Healthcare is a locally owned and operated business in Milledgeville GA. The owners, Rance and Angela Williams have over 20 years of experience in nursing, management and sales. Their commitment, passion and experience was the driving force to establish Gateway Healthcare and to share their gifts with the elderly community by proving the best possible care.