They have now done the roofs on our commercial garage and our main office. Both times they were wonderful to work with and did excellent work! Will be using them when our next garage needs to be done in a few years.
General Contractor
Home Additions in Spokane, WA
T Martin Construction Services builds home additions for Spokane, WA homeowners who need more livable space.
- Added square footage increases your home's resale value in the Spokane market
- New living space is built to current Washington State energy and structural codes
- Foundation and framing work is matched to your existing structure for long-term stability
- A single general contractor manages all trades, reducing scheduling gaps and miscommunication
- Spokane zoning and setback requirements are reviewed before work begins, avoiding costly redesigns
- The finished addition blends with your home's exterior so the new space looks original, not tacked on
Expert Home Additions in Spokane, WA
Home additions in Spokane give you more room without the cost and disruption of moving. T Martin Construction Services handles the full scope of addition work as a licensed general contractor, from framing and foundation extension to roofing, electrical, and interior finish. We work on bedroom additions, family room expansions, second-story builds, and attached garage conversions across Spokane. Spokane's Unified Development Code sets setback, height, and lot-coverage rules that vary by zone, so every project starts with a site review to confirm what your property allows before any work begins. Our team coordinates directly with the City of Spokane Development Services Center to keep your project code-compliant from the first plan to the final inspection. Whether your home is a compact bungalow in an established neighborhood or a larger single-family property on the South Hill, we design the addition to match your existing structure so the new space feels like it was always there. Call T Martin Construction Services to talk through your project.
What's included
- Added square footage increases your home's resale value in the Spokane market
- New living space is built to current Washington State energy and structural codes
- Foundation and framing work is matched to your existing structure for long-term stability
- A single general contractor manages all trades, reducing scheduling gaps and miscommunication
- Spokane zoning and setback requirements are reviewed before work begins, avoiding costly redesigns
- The finished addition blends with your home's exterior so the new space looks original, not tacked on
Licensed in Washington and Idaho
Custom lake and mountain home specialist
Full-service construction teams
Barndominium and ADU expert
Site development and excavation
Luxury property management
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FAQ
Home Additions FAQ
Common questions about home additions in Spokane, WA.
We manage the entire project from design review through final inspection in Spokane. That includes foundation work, framing, roofing, electrical, plumbing rough-in, and interior finish.
We build bedroom additions, family room expansions, second-story additions, and attached garage conversions for Spokane homeowners. The right type depends on your lot size, zoning, and how you plan to use the space.
Spokane's Unified Development Code sets rules on setbacks, lot coverage, and building height that vary by zone. We review your property's zoning before planning your addition so the design stays within what the city allows.
Yes, we design the addition to match your home's roofline, siding, and exterior details. The goal is for the new space to look like it was part of the original build.
You do not need to be on-site every day during your Spokane home addition. We keep you updated at key milestones and flag any decisions that need your input.
Yes, we build second-story additions for Spokane homeowners where the existing foundation and structure can support the load. We assess your current framing before recommending this option.
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Find Us
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Phone
(509) 863-5771Hours
- Monday 8:00 AM - 4:30 PM
- Tuesday 8:00 AM - 4:30 PM
- Wednesday 8:00 AM - 4:30 PM
- Thursday 8:00 AM - 4:30 PM
- Friday 8:00 AM - 4:30 PM
- Saturday Closed
- Sunday Closed