Welcome to the Co-Construct login page. With Co-Construct, the selections process stays simple, fun, and flexible while getting on-time decisions, accurate financials, and a solid paper trail. At Ziebart Construction, we pride ourselves in being transparent during your remodel from start to finish. Once logged in, you will be able to see the latest updates on the progress of your home remodeling project and any final selection decisions that may need to be made by you, the homeowner.