At Builders Stair Supply, you will not be left to fend for yourself like at the big box stores. We offer the largest selection of stair parts in the area. Not the "three" choices you have with the "other guys place", but an array of styles in every stair part line. For instance, our wrought iron baluster line has over 70 designs and our wood parts are available in virtually any wood species.

Our team of professionals will also guide you through the best possible options for your home. Whether you are building new or remodeling, BSSI can answer all of your questions. Code compliance issues, product knowledge, installation instruction, and high quality standards are all cornerstones of our business.
Builders Stair Supply has a rich history of serving the professional stair builder and custom home builder in the Greater St. Louis Region for over 30 years and when we say-

"Stair parts designed with the stair builder in mind"

It is not just a saying but a way of life. Our company is dedicated to offering you the highest quality stair parts available with **fittings that fit**.

Home owner, stair builder, or home builder, let Builders Stair Supply be the key to your success:

* Product Knowledge
* Installation Instruction
* Code Compliance Issues
* Only The Finest Quality Products
* Installation Available


Builders Stair Supply Catalog




New staircase installation. Remodel of existing staircase and balustrades.
Custom Installation Our Specialty. Products include wood balusters, metal balusters, wrought
iron balusters, stainless steel balusters, horizontal railing systems, CableRail by Feeney.
Turned newel posts, box newel posts, handrail, fittings, treads, starting steps and skirtboards.
Skirtboards can be housed for use with the “wedge” system of stairbuilding. Interior or
exterior metal spiral stairs. Attic stairs by Rainbow Attic Stairs. Manufacturer of the
”Comfort Rail” system.

Contact Us

Call today for an estimate from our team of professionals. Whether you're envisioning a grand staircase or modest replacement of basement stairs, we can help you realize your goals.

Business Associations

Starbuilders and Manufacturers Association

Payment Options

Visa Payment Accepted
MasterCard Payment Accepted
Discover Payment Accepted
Debit Payment Accepted

Call Us Today At ? (314) 963-9217

Business Hours

Mon:     08:00 AM - 04:30 PM
Tue:      08:00 AM - 04:30 PM
Wed:     08:00 AM - 04:30 PM
Thu:      08:00 AM - 04:30 PM
Fri:        08:00 AM - 04:30 PM
Sat:       Closed
Sun:      Closed
Sat: by Appointment

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9217 Watson Industrial Park
Saint Louis, MO 63126



In Business Since 1985
Builders Stair Supply Inc BBB Business Review
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