Tony Sanderson
Principal

tony.sanderson@stwgn.co.nz
022 276 2686

Tim Keightley
Associate

tim.keightley@stwgn.co.nz
022 565 9109

Jo Little
Building Services BIM Coordinator

jo.little@stwgn.co.nz

Joshua Tritscher
Mechanical Design Engineer

joshua.tritscher@stwgn.co.nz