
General Contracting
Specialists in seamless gutter installation and premium painting for commercial and residential properties — backed by full-service demolition, remodeling, and general contracting.
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Seamless Gutter Installation
Water damage is the silent destroyer of buildings. Our seamless gutter systems are custom-fabricated on-site from heavy-gauge aluminum, ensuring a perfect fit with no mid-span seams to leak. We install, repair, and replace gutters on residential and commercial properties.
Custom extruded to your roofline in a single continuous run — no mid-span seams, no leaks.
Premium .032-gauge aluminum that won't rust, sag, or pull away under Pacific Northwest weather.
Re-seaming, re-pitching, downspout rerouting, and full system replacement for aging or failing gutters.
Gutter guard installation to stop debris, plus fascia and soffit repair to keep the system sound.
Premium Painting
Professional interior and exterior painting for commercial and residential properties. Our crews handle complete surface preparation — power washing, patching, sanding, priming — before applying premium-grade paint systems engineered to stand up to years of weather exposure.
Top-tier acrylic and elastomeric coatings engineered for long-term adhesion and color retention.
Power washing, scraping, patching, sanding, and priming so the finish bonds and lasts.
Elastomeric and industrial coatings that flex with temperature and seal against moisture intrusion.
Full interior repaints, exterior repainting, epoxy floors, and specialty finishes.

Beyond Gutters & Paint
Selective interior demo, full structural teardown, concrete removal, and site clearing — permits and hauling included.
Kitchen and bath renovations, office buildouts, tenant improvements, and code-compliant structural upgrades.
Custom carpentry, framing, drywall, flooring, and finish work from permits to punch list.
Flatwork, footings, foundations, and concrete repair for residential and pre-engineered buildings.
Our Process
We inspect your roofline, fascia condition, and exterior surfaces — measuring for seamless gutters and evaluating prep needs for painting.
Select gutter profiles, colors, and paint systems. Detailed proposal with itemized costs and a clear project schedule.
Surface prep — cleaning, scraping, patching, priming — while your seamless gutters are custom-extruded on-site.
Gutters hung to proper pitch with sealed corners and routed downspouts; paint systems applied in controlled coats.
Water-flow test on gutters, paint inspection, cleanup, and handoff. Your exterior, fully protected.
From seamless gutters to a flawless new coat of paint, Koni Construction handles it all. Get a free project consultation today.
Start Your ProjectGet Started
From fabric quonsets to full-scale commercial builds, every great structure starts with a conversation. Tell us what you need.