Team Tre Kernow View Page Build Director Ben Skinner Ben joins team Tre-Kernow and completes the development team as our build Property Manager Donna Collier Donna joins team Tre-Kernow as our dedicated property manager. Donna comes from Planning and Heritage Director Jonathan McDermott BSC (Geographical Science) – University of Portsmouth MA (Town Planning) – University of Projects Director Simon Coles Simon has recently left the Royal Navy with his last role being Director Tanya McDermott Tanya is one of the founding members of Tre Kernow. Her skills