Millwork Supplies in Pontiac, IL
LS Building Products serves Pontiac with comprehensive millwork supplies and building materials for contractors.
Your Local Source for Millwork Materials in Pontiac, IL
LS Building Products in Pontiac is your trusted destination for millwork supplies and support services. Whether you're handling new construction, a remodel, or a renovation, you'll have access to an extensive inventory of premium millwork materials at competitive prices. Our team is known for reliable service and products that consistently meet demanding quality expectations.
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Visit Our Pontiac Location
423 N Court St., Pontiac, IL
(815) 842-3831
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Hours of Operation
| Open | Closed | |
|---|---|---|
| Monday | 7:00 AM | 4:30 PM |
| Tuesday | 7:00 AM | 4:30 PM |
| Wednesday | 7:00 AM | 4:30 PM |
| Thursday | 7:00 AM | 4:30 PM |
| Friday | 7:00 AM | 4:30 PM |
| Saturday | Closed | Closed |
| Sunday | Closed | Closed |
Products & Services
As Pontiac's trusted millwork distributor, LS Building Products focuses on supplying a full line of millwork materials while also providing additional building products to cover your entire project scope. Our primary millwork inventory features crown mouldings, interior door systems, baseboards, stair parts, and decorative trim, along with critical accessories such as door hardware, hinges, and stair components.
To simplify your workflow, we provide broad material support through complementary materials like shiplap, wall paneling, and various door styles so you can source everything in one place. This consolidated supply strategy helps contractors cut down on vendor coordination while maintaining consistent quality across every phase of the interior build.
Millwork Products and Services
LS Building Products in Pontiac provides a wide-ranging selection of millwork materials tailored to the needs of contractors and professional builders. Our millwork lineup includes interior doors and high-quality mouldings from leading manufacturers such as Jeld-Wen, Metrie, Schlage, Emtek, and L.J.
Smith, engineered for long-lasting performance, aesthetic appeal, and a perfect finish for any structure. Beyond traditional trim, we supply complete stair systems, including post-to-post and over-the-post configurations, along with wood stile and rail doors for projects that call for a classic or architectural look.
We also maintain a full inventory of essential millwork accessories—knobs, levers, deadbolts, and various newel post and baluster styles—to ensure every millwork installation is completed to professional standards. Whether you're planning a new build, a residential remodel, or a specialized stair application, our team delivers expert advice and product guidance so you can select the right materials for your job.
Get Expert Millwork Advice from Our Team
At LS Building Products, our experienced millwork specialists in Pontiac are ready to offer detailed support for all your interior finishing projects. From choosing the best door core types for your client's budget to understanding installation techniques and code requirements for stair systems, our staff is committed to helping you achieve dependable, professional results.
Stop by our Pontiac location to connect with our team and browse our extensive millwork product selection. We're dedicated to helping you identify the right solutions for your project and will partner with you throughout the process to keep your jobs running smoothly and efficiently.
Moulding & Trim
Complete any design vision with the right mouldings and trim—from clean, contemporary lines to detailed, traditional profiles. Our broad selection of mouldings and boards includes all the trim, panels, and components required to finish out any interior space. Choose from an extensive mix of moulding options in primed poplar and primed pine, MDF, and a variety of raw stain-grade species.
- Crown mouldings
- Baseboards
- Base shoes
- Window and door casing
- Wall paneling
- Shiplap
- Architraves
- Chair rails

Interior Doors
Select interior doors that deliver privacy, sound control, and visual appeal for any room. Our interior door offerings span a wide range of materials, designs, and functions to match each home's style and performance requirements.
- Interior door styles include swing, bifold, barn, and pocket doors
- Materials options include wood stile and rail, wood composite, and wood with glass panel
- Core options include hollow core, solid core, and mineral core

Interior Doors
Find interior doors that bring privacy, noise control, and style to every room in your home. Choose from a wide range of materials, designs, and configurations to match both the look and performance needs of any interior space.
- Interior door options include traditional swing, bifold, sliding barn, and space-saving pocket doors
- Material choices include wood stile and rail, engineered wood composite, and wood with decorative glass panels
- Core constructions include hollow core, solid core, and mineral core
Door and Cabinet Hardware
Browse deadbolts, knobs, levers, pulls, and handle sets for both interior and exterior doors and cabinets, plus all the hardware and accessories required for a complete install. Our door and cabinet hardware spans styles from Arts and Crafts and timeless American classics to modern and rustic looks.
- High-quality, secure, and attractive door locks, knobs, deadbolts, and levers
- Smart lock and electronic access solutions
- A wide selection of cabinet hardware, including pulls, knobs, and hinges
- Hundreds of hardware designs, finishes, and collections

Stair Parts and Stair Systems
We carry stair components and complete stair systems designed to create safe, code-compliant, and visually appealing stairways for both residential and commercial projects. Get everything required to build new stairs or update existing ones, including L.J. Smith stair parts and systems.
- Wood stair parts available in Red Oak, White Oak, Poplar, Maple, and many other species
- Post-to-post and over-the-post stair configurations, with open tread or knee wall layouts
- Infill options such as wood, iron, panel, tube, and cable
- Dozens of newel post designs, baluster styles, and handrail profiles to match any look
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Stair Parts and Stair Systems
We carry stair components and complete stair systems designed to create safe, code-compliant, and visually appealing stairways for both residential and commercial projects. Get everything required to build new stairs or update existing ones, including L.J. Smith stair parts and systems.
- Wood stair parts available in Red Oak, White Oak, Poplar, Maple, and many other species
- Post-to-post and over-the-post stair configurations, with open tread or knee wall layouts
- Infill options such as wood, iron, panel, tube, and cable
- Dozens of newel post designs, baluster styles, and handrail profiles to match any look
Director of Operations
Austin Fisher

Why Contractors Choose LS Building Products for Millwork
We understand that for contractors, every deadline and every detail has an impact on the job.
That’s why we do more than simply keep products on the shelf.
Local Inventory & Quick Turnaround
With a fully stocked warehouse right here in Pontiac, we provide fast access to the products you need — cutting downtime and helping you keep every project moving.
Residential & Light Commercial Expertise
Whether you’re working on single-family homes, townhomes, multi-unit developments, or light commercial spaces, our team understands the demands of your job and can support your specific project needs.
Dedicated Sales Team
Our knowledgeable staff does more than process tickets. They take time to understand your scope, provide technical guidance, and coordinate a smooth ordering and delivery process from start to finish.
Serving Pontiac and Central Illinois
From our Pontiac location, LS Building Products proudly supports contractors across central Illinois, including:
- Bloomington–Normal • Dwight • Fairbury • Chenoa • and surrounding communities
We’re closely connected to the regional building community and committed to helping our partners complete projects better, faster, and more efficiently.
Building Supply Near Me
Discover all our locations & services. We are where you need us.
Check out each location for specific products and services offered.
LS Building Products
Pontiac, IL
LS Building Products
Pontiac, IL
LS Building Products
Pontiac, IL
LS Building Products
Pontiac, IL
LS Millwork Division
Pontiac, IL
LS Fence & Railing
Pontiac, IL
Frequently Asked
'Millwork & Moulding' Questions
Contractors can choose from an extensive range of moulding options in primed poplar, primed pine, MDF, and raw stainable materials. Whether you need crown mouldings, baseboards, or shiplap, these products are available in styles ranging from modern to historic to suit any Pontiac interior design.
We provide swing, bifold, barn, and pocket doors in wood stile and rail or wood composite materials. For specific project needs, you can select from hollow, solid, or mineral cores to provide the necessary privacy and sound protection for your clients.
Yes, we offer full stair systems and L.J. Smith stair parts in various wood species including Red Oak, White Oak, and Maple. You can customize your projects with diverse infill styles like iron, panel, and cable, along with dozens of handrail profiles and newel posts.
You can find a comprehensive selection of deadbolts, knobs, and levers from brands like Schlage and Emtek, including electronic smart lock options. The inventory also includes a variety of cabinet hardware such as pulls and hinges in hundreds of finishes to complement any aesthetic.
Your Partner in Building Success
Whether you're preparing for a new construction project or updating the millwork in an existing property, LS Building Products is your trusted source for Millwork supplies in Pontiac, Illinois. Our team is ready to help you select the ideal materials, deliver a prompt quote, and ensure your order is processed quickly and accurately.
