
Gazebo & Pergola with roof
A gazebo and pergola structure with a roof, crafted from timber.
Calder Oak Ltd · Company 13646988
Active, accounts up to date·main contractor & subcontractor·Head office Accrington
Calder Oak is a traditional timber framing company based in Lancashire, specialising in green oak carpentry and bespoke oak structures. With a passion for working with wood, the team designs, manufactures, and installs a range of products including oak extensions, garden rooms, summer houses, orangeries, gazebos, pergolas, and king post trusses.
They pride themselves on craftsmanship, combining traditional French scribe techniques with modern construction ideas to create unique artisanal pieces. The company also engages in educational workshops and local conservation efforts, aiming to keep traditional carpentry crafts alive.

A gazebo and pergola structure with a roof, crafted from timber.

Outdoor kitchen spaces designed for gardens.

Entrance porches constructed from timber.
Garden rooms, including summer houses, built with timber.

Timber roof trusses, including king post trusses, manufactured using traditional methods.

A timber frame for a pergola.

An oak cruck barn constructed with artisan carpentry.
Custom-made sculptures from wood, including totem poles and unique garden art.
Various types of interior and exterior oak extensions.
This profile was compiled from public records. Claim it to add the things buyers ask for:
Calder Oak: traditional timber framing specialists in Lancashire. We design, manufacture and install bespoke oak structures, extensions, garden rooms, and more. Their listed services include Timber frame, Carpentry & joinery, Extensions and Design & build.
Calder Oak is registered at Altham Corn Mill, Burnley Road, Accrington, BB5 5UP, in North West.
Calder Oak states that it works across Lancashire.
Accounts filed for the year to 2025 report 1 employees, which places the company in the 1-9 employees band.
Calder Oak does not disclose turnover: UK small-company accounts are not required to. Based on headcount in its filed accounts, turnover is likely to fall between £72k and £190k. This is an estimate, not a filed figure.
Companies House lists Calder Oak as active, with accounts most recently made up to 2025-03-31.
Calder Oak works in Residential and Commercial.
Calder Oak was incorporated on 2021-09-28.
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