Simpson Door Company

Modern wooden front door with vertical panels, silver handle, white wall background, and small shrub on left side.

Discover Simpson wood doors for interior and exterior spaces, featuring custom designs, glass options, and lasting craftsmanship.

Schedule A Consultation

Handcrafted Wood Doors for Every Space

Exterior Entry Doors

Make a strong first impression with lasting style.

Interior Wood Doors

Add warmth and character throughout the home.

Custom Door Options

Choose the wood, glass, size, and design that fits.

Simpson Doors

Simpson Door Company is known for handcrafted wood doors that bring warmth, quality, and character to homes. With options for exterior entry doors, interior doors, glass designs, wood species, and custom configurations, Simpson makes it easier to find a door that fits both the style and function of your space.

Whether you are updating a front entry, finishing an interior room, or planning a custom door design, Simpson offers flexible choices built around craftsmanship and detail. Koopman Lumber can help you explore available options and choose the right Simpson door for your project.

Schedule a Window & Door Consultation

Ready to start your window or door project? Consult with our experts to explore styles, materials, and options that fit your space, needs, and budget. Let’s bring your vision to life.

Forklift lifting wooden planks in a warehouse aisle with shelves stocked with building materials and supplies.

DEPARTMENTS

From hardware and paint to lumber, power tools, garden supplies, and more, our departments are stocked with top brands and expert support. Whether you're a contractor or DIYer, you’ll find the products and advice you need to get the job done right.

Riding lawn mower cutting bright green grass, with clippings flying in sunny outdoor garden setting.

SERVICES

We offer a wide range of in-store services to make your projects easier, including key cutting, glass and screen repair, paint color matching, propane filling, tool repairs, and more. Our knowledgeable team is here to help you save time and complete your project with confidence.