KB Custom Stairsbuilders Inc. provides staircase services to the North Haven, CT area. Incorporate new unique and custom staircase features into your project from the start from KB Custom Stairsbuilders Inc. From spiral to elliptical stairs, you can count on us to install it perfectly. We have been providing your community with quality commercial staircase installation services since 1989. We utilize the latest 3D modeling and CNC technology in all of our custom work.Call us!