Our Services
New Construction
Ground-up builds, additions, and garages engineered for the Pacific Northwest.
Get a Free EstimateFrom new home builds and second-story additions to detached garages and ADUs, Ergo Construction delivers fully permitted, code-compliant structures built to withstand Seattle weather. Our licensed crews handle framing, sheathing, and weatherproofing with precision — laying a solid foundation for decades of durability.
What We Offer
Every new construction service under one licensed, insured roof.
Framing & Additions
Expert structural framing for home additions, second stories, and bump-outs. We engineer every wall, rafter, and beam to Seattle and King County code — expanding your living space without compromising structural integrity.
- ✔ Home additions & second stories
- ✔ Structural framing & engineering
- ✔ Rafters, beams & skylight openings
- ✔ Permit-ready construction
- ✔ Seamless tie-in to existing structure
Garage Construction
Custom detached and attached garages built to match your home. From framing and siding to doors and finishes, we handle the entire build — adding secure storage, workspace, and real value to your property.
- ✔ Detached & attached garages
- ✔ Full framing & sheathing
- ✔ Siding & exterior finishes
- ✔ Garage door installation
- ✔ Permitted foundation & slab
ADUs & New Builds
Accessory Dwelling Units and full ground-up new construction. Whether you want a backyard rental, a multigenerational suite, or a brand-new home, we manage design, permitting, and construction from the first stake to the final walkthrough.
- ✔ Accessory Dwelling Units (ADUs)
- ✔ Ground-up new home construction
- ✔ Design & permitting coordination
- ✔ Weatherproof building envelope
- ✔ Full project management