Fraser Bond are the leading lettings and property management agents for The Fortis Collection - London N2. The Fortis Collection is an apartment building in Fortis Green, London N2. New Homes For Sale The property comprises 6 duplex apartments and 4 family homes. Launched 10th May 2018. History Former care home site. 2017 - Off-plan launch 18th October 2017. Marketed by Hamptons International.