High-End Custom Remodels and Design-Build, Right Here In Seattle
We are Tennison Design Build. With over 25 years of permitting and building expertise, we bring skilled craftsmanship to Bellevue, Seattle, Kirkland, and Medina. As a licensed, bonded, and insured general contractor, we offer flexible agreements so you can choose the approach that best fits your project.
Serving Bellevue • Seattle • Kirkland • Medina
What We Do
Services
Design-Build
Permitting & Construction Documents
General Contracting
Project Management
Projects
Luxury Remodels
New Construction
Additions & Expansions
Commercial Tenant Improvements
Agreements
Hard Estimate
Time & Material
Cost-Plus
Custom Contract
Open-Book Guarantee
Every project we take on runs on an open-book policy. You'll always know exactly where your budget stands, what's happening on site, and what's coming next. When a challenge comes up — and on any real construction project, something will eventually — we treat it as a problem to solve together, not as a surprise to spring on you. That's the difference between a contractor and a partner.
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No hidden costs, no surprise change orders, no waiting on the outside of your own project. From the first conversation to the final walkthrough, you'll always know exactly what's happening: the budget, the materials, the timeline, built together, laid out plainly and kept that way. That's the whole approach: an open book, start to finish.
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Every project starts face-to-face. We want to hear directly from you what you're hoping to achieve and what timeline you're working with. From there, we map out each step of the scope of work, whether that's a full new build or a single remodeled bathroom, identifying the budget, materials, and subcontractors for every stage before combining them into a clear schedule and budget you can see from day one. You're a partner in the process throughout.
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Serving Bellevue, Seattle, Kirkland, and Medina, we build for homeowners taking on a serious remodel or new construction — the kind of project that deserves skilled craftsmanship. We also welcome commercial tenant improvements.
Let’s Build
Please share a few details below about your project — what you're hoping to achieve, your timeline, and any relevant context. Once we've reviewed your submission, we'll follow up to schedule a face-to-face meeting and discuss next steps.