Twelve West, Portland This 22-story Portland, OR tower houses a wide mix of uses, from corporate offices to retail and luxury housing. It is clad in a glazed curtainwall windows. Twelve West, Portland This 22-story Portland, OR tower houses a wide mix of… Twelve West, Portland This 22-story Portland, OR tower houses a wide mix of… Twelve West, Portland This 22-story Portland, OR tower houses a wide mix of…