Home / Planning Consultants Directory Find a planner now. Please note that many of the planners listed will operate on an all-island basis; you may therefore find that results include more than one location. Go back to directory. Add to Address Book. Canavan Associates Ltd Canavan Associates Ltd Home 23 Prince’s Street LN Derry BT48 7EY Irelandhome Home Phone: 0044 28 71371700home Website: canavanassociates.com Categories: Derry, Northern Ireland, Ulster, Uncategorized Updated 2 years ago.