Fully insured construction company
Quality builds. We nail it, so you don't have to.
Framing, siding, decks, remodels, additions, soffit, fascia, trim, and exterior detail work across Southern Wisconsin.
What we do
Construction work handled with clean details.
Click a service to see our work in that category.
Siding
LP SmartSide, vinyl, soffit, fascia, window details, J-blocks — clean lines on every elevation.
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Trim
Corner boards, window casing, door trim, rake boards — the details that separate good work from great work.
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Decks & Porches
Deck framing, composite decking, railings, porch posts — built to enjoy for decades.
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Remodels & Additions
Interior updates, exterior upgrades, added living space — handled right the first time.
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Framing
Precision layout, solid structure, clean openings — remodels, additions, basements, porches, and new construction.
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The Koya Difference
Built right, built to last.
Built with precision and attention to detail.
From the first layout line to the final cleanup, we focus on quality workmanship that lasts.
Service area
We come to you — anywhere in Southern Wisconsin.
Based in Milton, WI. Willing to travel for the right project.
Typical coverage radius
50 mi
from Milton, WI
Counties served
Free estimates · No pressure
Let's talk about your project.
Call, email, or send the form. Include the project type, city, and a short description of what you want built.