Licensed & bonded contractors with trusted by King County landlords • Transparent fixed pricing - no surprise costs • Tenant coordination & flexible scheduling • 24/7 emergency hotline support Serving Newcastle, Lake Boren, Olympic Hills, May Creek and all Newcastle neighborhoods
Fast, reliable solutions for Newcastle landlords and property owners


We handle all Newcastle building permits, zoning approvals, and keep your room addition meets Washington State building codes and King County requirements from foundation to final inspection.
Receive detailed project proposals with itemized costs before work begins. No hidden fees or surprise charges that eat into your rental property ROI.
We coordinate construction schedules around tenant occupancy, minimize disruptions, and maintain clear communication throughout your Newcastle room addition project.
Our contractors use durable, code-compliant materials that maximize your property value while keeping long-term maintenance costs low for your rental investment.
We help you evaluate room addition ROI, rental rate increases, and property value improvements specific to the Newcastle rental market before starting your project.
Valta Homes serves rental property owners throughout Newcastle, from properties near Newcastle Golf Club to homes in the Somerset neighborhood and along Lake Boren. Our vetted contractors know Newcastle's hillside terrain, strict building codes, and permitting requirements that can make room additions complex for landlords. We also serve neighboring communities including Bellevue, Renton, and Issaquah, so consistent quality across all King County markets. adding a bedroom to increase rent potential or creating an ADU-ready space, our membership gives you access to experienced contractors who understand investment property needs.
Background-checked, licensed, bonded & insured
Top-rated pros with proven track records
Every job reviewed, customer feedback matters
Fair pricing, no upsells, no shortcuts
We only work with pros we'd trust in our own homes.
Initial consultation and property assessment typically happens within 2-3 business days. Permit timeline varies based on project scope, but our contractors handle all Newcastle permitting requirements. Construction timelines are established upfront with clear milestones.
Common questions about Room Additions in Newcastle
Your Valta Homes membership includes 24/7 access to our landlord hotline for any post-construction issues. Whether it's a basement moisture concern, electrical question, or future maintenance needs, you have year-round support for this property and all your King County rentals.