BSLBuilding Services London

Residential & commercial building services
Across London and the M25

Building and improving London homes and commercial spaces

Building, refurbishment and specialist services for homes and businesses across London and surrounding M25 areas. Tell us what you have in mind and request a free quotation.

London brick house with a glazed rear extension opening onto a garden

Why choose BSL

Over 30 yearscombined experience

Free quotations

All work guaranteed

Reliable & Trusted

Our services

A complete range of building services for
homes and businesses across London

Windows, Doors & Glazing

Double glazing · Composite & steel doors · Bifolds · Skylights & roof lanterns · Automatic & pocket doors

Interiors & Finishes

Carpentry & joinery · Plastering & decorating · Flooring, carpets & rugs · Blinds & shutters

Kitchen extension with overhead glazing and views to a garden

Residential & commercial

Tailored building services
for every space

Residential

From home extensions and loft conversions to kitchens, bathrooms and refurbishment, explore building services for the way you live.

Get a residential quote

Commercial

Refurbishments, fit-outs and specialist installations for offices, retail units and other commercial premises across London and the M25.

Get a commercial quote

About us

Building services for the spaces that matter

Building Services London (BSL) brings together a broad range of building, refurbishment and specialist installation services for residential and commercial customers across London and the surrounding M25 areas.

Whether you are planning a home extension, updating a kitchen or bathroom, improving your glazing or refurbishing commercial premises, our service range covers both the larger building works and the details that complete a space. With over 30 years of combined experience, BSL offers free quotations for your proposed work.

We serve East, North, South and West London, with services spanning structural improvements, interiors, roofing, building systems and outdoor spaces. Tell us about your property, your priorities and what you would like to achieve.

Get a free quote

Homes & living spaces

Extensions, loft conversions, kitchens, bathrooms and interior improvements.

Commercial premises

Refurbishment, fit-outs and specialist installations for business spaces.

Across London

East, North, South and West London and surrounding M25 areas.

Your free quotation

Start with what you know

You do not need a complete specification to make an initial enquiry. Start with your location and a short description of the work.

Your property

Share your postcode and whether the project is residential or commercial.

Your plans

Tell us what you would like to improve. Early ideas are welcome.

Helpful details

Add a preferred timescale if you have one. Budget, drawings and photographs are optional.

Discuss the scope

The scope, any site visit and quotation details can then be discussed.

Get a free quote →

Our London service areas

Building services across London

East London

Residential and commercial building services

North London

Residential and commercial building services

South London

Residential and commercial building services

West London

Residential and commercial building services

Serving East, North, South and West London and surrounding M25 areas. Unsure about your location? Include your postcode in your free quote enquiry so coverage can be confirmed. Ask about your postcode →

Testimonials

What our customers say

The extension has made such a difference to how we use our home. The new kitchen and living area feel connected, and the finish brings the whole space together.

Home extension

Our refurbished premises feel brighter, more practical and better suited to our business. The attention to the layout and finishing details has made a real difference.

Commercial refurbishment

The new glazing and composite front door have transformed the look of our property. We are particularly pleased with how neatly everything fits with the style of the house.

Windows & doors

The carpentry, plastering and new flooring have given our rooms a complete refresh. The finished spaces feel cohesive, and the details look carefully considered.

Interiors & finishes

Frequently asked questions

A clearer route to
your free quote

Are quotations free?

Yes. BSL offers free quotations. Start by telling us the property location and the work you have in mind.

What information do I need to get started?

Your name, postcode, a brief description and a contact method are enough for an initial enquiry. A budget, drawings, photographs and preferred timescale are optional.

Can I enquire before I have detailed plans?

Yes. Describe your initial ideas and the space you would like to improve. The scope and any further information needed can be discussed.

What happens after I enquire?

The next step is to discuss your project details and establish what is needed to prepare a quotation, including whether a site visit or further information is required.

Which areas do you cover?

BSL serves East, North, South and West London and surrounding M25 areas. Include your postcode so coverage for your property can be confirmed.

What does the guarantee cover?

BSL states that all work is guaranteed. Ask for the applicable scope, duration, terms and exclusions in writing with your quotation before agreeing to work.

Free quotations

Tell us about your project

From a single improvement to a larger refurbishment, start with your postcode and a few words about the work.

  • Residential and commercial enquiries
  • London and surrounding M25 areas
  • Drawings, photographs and budgets optional
Prefer to talk through your project?020 3553 2214

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