Kolmo Construction

Kolmo Construction is a Seattle-based Washington general contractor — homes, commercial, business and public works. Licensed and bonded, WA L&I #KOLMOL*753JS. For homeowners we build kitchens, bathrooms, ADUs, basements, additions, decks, siding, flooring and painting. For businesses and agencies we deliver tenant improvements and small public works. We self-perform carpentry, drywall, paint, flooring and tile, and manage electrical and mechanical scopes with vetted trade partners. Kolmo is a Washington Lead-Safe certified RRP firm (#R25-0269), which matters on any home built before 1978. Kolmo LLC was established in 2025 and is led by working trades professionals. Every project gets transparent pricing, a written scope, and direct communication with the principals — no junior salespeople, no high-pressure quotes. Free cost calculator and permit lookup at kolmo.io. Service area: Seattle, Bellevue, Kirkland, Redmond, Sammamish, Issaquah, Renton, Kent, Federal Way, Mercer Island, Shoreline.