Cobin Contractors supplies dry lining, metal stud partition and commercial decoration packages directly to main contractors and developers across Yorkshire and the wider UK — first-fix through to final finish, delivered by CSCS-qualified site teams.
Fully insured for active construction sites and occupied buildings.
Teams scalable from phased works to large-scale developments.
Full site documentation issued ahead of mobilisation.
01
Leeds
Halifax
Commercial fit-out and refurbishment crews mobilised regularly into Halifax.
Huddersfield
York
Sheffield
Crews and equipment mobilised outside Sheffield where the programme and scope justify it.
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Most double storey extensions in Leeds take around 12–16 weeks from breaking ground, depending on size, structure, access, weather, roof design and internal specification.
Larger wrap-around double storey extensions or complex structural projects can take longer.
You may need Party Wall notices if the extension involves excavation near a shared boundary, work on a shared wall or structural work close to neighbouring properties.
This is common on semi-detached, terraced and end-terrace homes in Leeds. Cobin Contractors identifies this during the initial survey.
Sometimes, yes. However, a double storey extension causes more disruption than a single storey build because it affects both floors, the roofline, structural openings and internal services.
We explain the likely disruption during the survey so you can plan properly before the build starts.
A well-designed double storey extension can add strong value because it increases both ground-floor living space and first-floor bedroom or bathroom space.
The value depends on your Leeds postcode, property type, added floor area, layout improvement, finish quality and local buyer demand.
Yes. Cobin Contractors handles RSJ installation, goalpost frames, padstones, load-bearing wall removal, structural calculations and Building Control coordination in-house.
You do not need to arrange a separate steel contractor.
Yes. After the free site survey and feasibility review, Cobin Contractors provides a fixed written quote before work begins.
The quote is based on your property, planning route, structural requirements, access, specification and Building Control requirements.