Case studies

Long-form project work, told the way it actually went.

Each one of these is a composite of the kind of work we do every week: ADU conversions, storm-damage rebuilds, structural foundation work on Portland-area homes. Materials, schedules, complications, outcomes — written honestly.

Warm finished interior of a converted ADU — Green O Construction

Interior · ADU Conversion

Mosaic Arts Loft

An attached garage and unfinished bonus space reframed into a permitted, code-compliant detached-use ADU with a working artist's studio above.

Beaverton, OR16 weeks on site (4 weeks design + permit)2025

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Replaced architectural shingle roof after storm damage — Green O Construction

Storm Restoration · Full Envelope Rebuild

Storm-Ready Roof

A 2,400 sq ft Hillsboro roof and envelope rebuild after a derecho-class wind event tore off forty squares of shingles in a single night.

Hillsboro, OR11 days on site (insurance scope), 4 weeks insurance approval2026

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Foundation excavation and structural repair on 1920s Portland bungalow

Structural · Foundation Repair

Historic Foundation Reset

A 1920s Portland bungalow brought back into level after a century of cripple-wall settlement, with new shear panels, a seismic retrofit, and a foundation that will outlast the people who paid for it.

Portland (Northeast), OR9 weeks on site2025

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Composite case studies based on representative Green O projects. Client details anonymized. More long-form work is in production — call (971) 226-7751 if you want to talk through a project that resembles one of these.