Welcome to Stair Parts Unlimited

Here at Stair Parts Unlimited would like to welcome you to our site. Please feel free to browse with comfort. We are your one stop shop for all your stair needs. We also have many other services and products that may not appear on the site. So don't hesitate to give us a call with any of your questions.

Custom work for the Customer
Custom railings are "our specialty!"

Mark D. Bilger knows what it takes to satisfy customers. His custom work has made a lasting impression for over 25 years in many homes in the Lehigh Valley area. Mark specializes in curved stairs, wood and metal balusters and custom work.

Custom built stairway with wrought iron balusters.

In addition to our custom work, we also retail stair parts, railings, stairs, columns and trim. We supply cabinets & make custom cabinetry, raised panels for your office or dining room. We carry oak box newels w/ inlay woods like Maple, Black Walnut, Cherry, Oak & Black Textrue. Our inventory is available to builders, subcontractors and homeowners who like to do their own projects.

Check out the product list & call for an appointment to visit our showroom, or get more information.

We look forward to helping you make your visions a reality!