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Dated colonial transforming into a redesigned coastal home
SIMPLE ARCH LLC / Residential Home Design

Additions. Alterations.
A home transformed.

Custom One- & Two-Family Home Design

Integrate something new. Reimagine the whole home. Thoughtful additions, renovations and outdoor spaces begin with a measured understanding of your property.

Second-floor additionsRear & side extensionsTotal renovations
Existing → Design study → Proposed / Illustrative transformation
From outdated to outstanding

10 ways to transform an existing home.

Integrate a new addition.
Or create a completely new identity.

Measured first. Designed for your property.

Good plans start with knowing what is there.

Our as-built teams measure and document the existing structure before project plans are prepared. The measured base informs the proposed design, retained elements and new-to-existing connections.

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Life outside, beautifully considered

From a simple deck to
a layered outdoor retreat.

View outdoor collection →
Capture what exists. Plan what comes next.

As-built documentation.
Commercial to residential.

Measured floor layouts, elevations and existing-condition records in CAD, Revit or Chief Architect models, with the deliverable format and detail agreed to suit your project.

Plan an as-built visit →
Residential interior design studyMulti-level outdoor deck conceptSecond-floor addition transformation study
Explore beyond the renovation

Custom homes with character.

All 32 sample projects →
Measured Existing Conditions
Integrated Design Direction
Organized Project Information
Inside-to-Outside Thinking
More ways to expand your home

ADUs, attached garages & pool houses.

Finished basements, deck designs and coordinated facade transformations.

Explore the new sample collection →
☎ Call NowSIMPLE ARCH LLC

Fresh ideas for the place you call home.

Industry news, thoughtful design and new home technology.

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