Architectural Tree Canopy Fabricator: Invitation to Tender

We're seeking suitably qualified providers for the fabrication of the 'giant architectural tree' canopy frames for PoliNations. We are seeking to procure a fabricator for the structural frames that will support the fabric for six canopies. The canopy frames will be suspended from a supporting ring at the top of the tree structures and will clad with fabric (by others). Specs and details can be found in the tender document below. To respond to this ITT, please submit the documents listed on the opportunities section...