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Small buildings, drawn with care

Hollis Studio is three architects in Bristol. We design the rooms people add to their homes, and we stay on the job until the builder leaves.

01Rear and side extensions

Kitchens that open to the backyard, with glass where it counts and brick where it matters. Planning drawings in four weeks.

02Loft conversions

Dormers, roof windows and stairs that fit. We handle the party-wall notices and the structural engineer.

03Garden studios

Timber offices and workshops at the end of the yard, mostly under permitted development.

04Planning and listed building consent

Drawings, heritage statements and the conversations with the city, for any of the above or for your own designer.

05Interiors and carpentry

Built-in storage, kitchens and staircases, drawn to the millimeter and made by joiners we have used for years.

An ink sketch of a brick house with a glass rear extensionAn ink sketch of a loft bedroom with roof windowsAn ink sketch of a timber garden studio

From our sketchbook, 2025 to 2026See finished projects

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