Ostrander Construction, founded in 1993, is a Chicago-based commercial general contractor. As a mobile and agile company, we are able to provide quicker turnaround on pricing and scheduling, which allows us to mobilize faster than our competitors for each project—saving you time and money. We are a specialty contractor focused on commercial interior spaces. Since our inception, we have worked hard to build our reputation throughout the Chicago area as a trusted professional contractor dedicated to bringing visions and concepts to reality.