HGA Support Services HGA Support Services Search | Advanced Search | New Members | Coupons and Discounts | All Categories Family, Community & Non-Profit >> Community & Social Service Organizations HGA Support Services 917 West Norton AvenueMuskegon, MI 49441 | map | directions Ms. Gerri Garber 231-728-3501 | fax: 231-722-1931 Visit Site Connect With Us A non profit organization, providing group residential services to people with disabilities and Autism programs ages 0-21. Member Since: 1990 Send a message to: HGA Support Services Your Name: Your Email: Subject: Message: (Date: 2/18/2020) If you would like to see your business here, contact us today to get listed!