Luxury Interior Design & Design-Build in Walnut Creek, CA

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Luxury Interior Design & Design-Build in Walnut Creek, CA

Let’s Talk

about company

Our vision

High-End Interior Design & Design-Build for Walnut Creek Homes
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Luxury Interior Design & Design-Build in Walnut Creek, CA

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New Key Design & Co. is a full-service luxury interior design and residential design-build firm. We specialize in modern, timeless transformations from custom kitchens and spa-inspired bathrooms to complete home remodels and architectural additions. 

We serve homeowners in Walnut Creek, Lafayette, Orinda, Danville, Alamo, and across Contra Costa County who value exceptional craftsmanship and design precision. We design beautiful homes that elevate everyday living responsibly engineered, meticulously crafted, and delivered turnkey.

our expertise

Complete Design-Build Services for Your Walnut Creek Home

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Kitchen Remodeling

High-end custom kitchens engineered for daily performance. Bespoke cabinetry, Premium appliances, Modern layouts designed for Walnut Creek lifestyles

Signature Renovations

We completely reimagine structure, materials, and atmosphere delivering cohesive, investment-smart transformations with zero compromise.

Architecture & Additions

Home additions & structural redesign Seamless indoor/outdoor transitions ADUs for multigenerational living or rental income

Work with a design-build team that protects your vision and your investment.

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Let’s talk about your project and things
Let’s talk about your project and things
Let’s talk about your project and things
Let’s talk about your project and things

our expertise

Here to help with everything from small updates to full-scale redesigns, tailored to your evolving needs.

Company expertise

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combines creativity, technology
combines creativity, technology
combines creativity, technology
combines creativity, technology

Selected creative works

Designing websites where visual elegance meets the strategy of effective product selling.

Serving Walnut Creek, Lafayette, Danville, Alamo and the greater East Bay with luxury kitchen remodeling, interior design, ADUs, and full home renovations…

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