Rose Haven at Merrimack Rose Haven at Merrimack Written by Brentwood Visual on 19 June 2024. Posted in Uncategorised. Categories Assisted Living 8 Jennifer Drive Merrimack NH 03054 (603) 913-7630 About Us Rose Haven at Merrimack is an assisted living community. Share × Print Email Facebook Twitter LinkedIn Tell a Friend × Hits: 6057 Prev Next