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London SW18

Refurbishment & Design-Build Contractor in Wandsworth

Wandsworth is family houses — including the 'Toast Rack' streets between the commons — plus riverside apartments and a busy town centre. Most of our briefs here are refurbishments, extensions and interiors.

We are a London-based design and build contractor, founded in 2016, with our office on Buckingham Palace Road. One team takes your project from survey, design and consents through construction to handover — with around 60% direct labour, ISO and CHAS accreditation, a 4.9★ Google rating and every project to date delivered on budget and ahead of programme.

Planning, consents and site rules in Wandsworth

Local authority: London Borough of Wandsworth. Before any design is fixed we check the planning and ownership position for your address, because in Wandsworth this decides what is possible and how long it takes:

  • Several Wandsworth neighbourhoods are conservation areas with extension guidance.
  • Permitted development rights often apply outside conservation areas.
  • Party wall agreements are standard on terraced streets.

We prepare the drawings and statements, submit the applications and build the approval time into your programme — so construction starts on a date you can rely on.

What our projects actually cost

Most contractors avoid numbers. These are real Craftex projects — total value, size and time on site — so you can benchmark your budget. Your cost will depend on condition, specification, consents and access; we confirm it in a unit-by-unit cost plan.

ProjectScopeValueSizeTime on site
Portsoken House, AldgateWarehouse-to-office conversion, full M&E£2.2M1,550 sq m7 months
Beaumont House, KensingtonOffice refurbishment, open-plan + meeting rooms£350K750 sq m3 weeks
Drake's, Savile RowFlagship retail refit, live trading£410K120 sq m12 weeks
Medusa, KnightsbridgeTurnkey spa & clinic, four floors£460K180 sq m17 weeks
Banbury WarehouseFit-out inside a live warehouse£380K148 sq m4 weeks

How a Wandsworth project runs with Craftex

  1. Site visit and brief. We survey the building, check services and access, and confirm planning, listing and landlord or estate constraints.
  2. Feasibility & Costing Study. Design options, consents route, a detailed unit-by-unit cost plan and a realistic programme.
  3. Design and consents. Our in-house team completes the design and manages applications and licences.
  4. Construction. One project manager runs every trade, with around 60% direct labour.
  5. Handover. Snag-free handover, documentation and aftercare.

Questions about building in Wandsworth

Is my extension permitted development?

It depends on the house and location. We check the rules for your address and apply for a lawful development certificate or planning as needed.

Can you manage design and build?

Yes, one team from design to handover.

How much does a project in Wandsworth cost?

It depends on scope, condition, specification and access, so we don't publish a price per square foot without seeing the building. As a reference, the table above shows what recent Craftex projects actually cost. Our Feasibility & Costing Study gives you a detailed, unit-by-unit cost plan before you commit.

How long will my Wandsworth project take?

Programme depends on size, consents and whether the building stays occupied. Our projects have ranged from three weeks for a 750 sq m office refurbishment to seven months for a £2.2M conversion. We give a realistic programme with the cost plan, and every project we have delivered so far has finished ahead of programme.

Who handles consents with London Borough of Wandsworth?

We do. Our design and planning team prepares drawings, applications and method statements, and manages planning, listed building consent, building control and landlord or estate licences alongside the build programme.

Do you use subcontractors?

Around 60% of our labour is direct, and one Craftex project manager controls every trade. That gives you one accountable team, consistent quality and no gaps between designer and builder.

What is the minimum project size you take on?

We typically take on projects from around £100k, from single floors and units to whole buildings.

How do I start?

Send us the address, a short description and any drawings or photos. We arrange a site visit, then prepare a Feasibility & Costing Study with design options, consents, a cost plan and a programme for your Wandsworth project.

Nearby areas we cover

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