Our Services

Cabinet Fabrication

Countertop Fabrication

CNC Part Processing

Milllwork Fixtures

Office & Reception Desks

Custom Bars

Custom Closets

3K designs, builds, and installs custom closets here in northwest Iowa with the explicit aim of simplifying your life. With a broad selection of finishes, accessories, and hardware to choose from, you’re sure to find a home improvement solution that maximizes your space and leaves you feeling good about your environment.

Custom Cabinetry

When the professionals at 3K talk about creating custom cabinets, what they mean is storage space that’s designed and built just for you. From an uneven space to a unique kitchen island, we craft cabinets to accommodate your specific need. Get what you want and work with the cabinet pros at 3K LLC, servicing Woodbury and Plymouth County.


Shelving and countertops should do more than simply serve as storage—they should simplify your life and complement the other elements of your home design. They should enhance your whole home, in short. Maximizing your space, delivering solutions to your storage problems, and providing balance to home décor, the professionals at 3K work to understand your specific needs. This knowledge informs every bit of work we do.

Our Shop

Our Projects


623 West 7th St, Sioux City, IA 51103

(712) 251-3314


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