Images from ELB Construction Ltd -- DATE OF ATTRIBUTION: 06/05/2025
Images from ELB Construction Ltd -- DATE OF ATTRIBUTION: 06/05/2025
Images from ELB Construction Ltd -- DATE OF ATTRIBUTION: 06/05/2025
Images from ELB Construction Ltd -- DATE OF ATTRIBUTION: 06/05/2025
Images from ELB Construction Ltd -- DATE OF ATTRIBUTION: 06/05/2025
Basement Conversions

What we do

Welcome to ELB Construction Services LTD, a trusted name in residential building and refurbishment across West London. With over 25 years of industry experience, we specialise in high quality basement conversions, loft conversions, house extensions, renovations, and home improvements tailored to suit your property and lifestyle.

Our fully managed service covers every stage of your project, from planning and structural work to final finishes. Whether you’re expanding your home, upgrading interiors, or increasing property value, our team is committed to delivering exceptional results with clear communication and reliable timeframes.

We take pride in our attention to detail, respect for your home, and ability to bring your ideas to life. From period properties to modern homes, our work enhances both functionality and style.

Learn more about us

Our home improvement services cover:

Basement Conversions

We deliver high quality basement conversions that turn underused spaces into fully functional rooms. Popular options include home offices, gyms, bedrooms and entertainment areas.

Our team manages every stage of the build, including structural support, waterproofing, tanking and interior finishes, all in full compliance with building regulations.

Loft Conversions

A loft conversion is an ideal way to increase your home’s living space without altering its footprint. We offer a range of solutions, including dormer, hip-to-gable and roof light designs, tailored to suit the structure of your property.

Every project includes insulation, structural work, electrics and a complete interior finish.

Extensions

Our house extensions create valuable space and improve the layout of your home. We build single-storey, double-storey, side return and rear extensions, all designed to blend naturally with your existing property.

From planning and structural work to finishing touches, we deliver a complete and reliable service.

Basement Conversions in West London

West London basement conversion specialists

ELB Construction Services LTD are leading basement conversion specialists working across Chelsea, Mayfair, Kensington, Fulham and Hammersmith. We transform underused basements into high-quality, functional spaces such as home offices, guest rooms, gyms or family living areas.

Our full-service approach includes planning, underpinning, excavation, drainage, waterproofing, and interior finishes. Every basement is designed to meet building regulations and tailored to suit the character of your home.

Why choose ELB?

  • Experienced team with over 25 years of experience
  • Full project management, from concept to completion
  • Expert in underpinning, tanking and structural works
  • Trusted across Chelsea, Kensington, Fulham, Mayfair and Hammersmith
  • Fully compliant with building regulations and local authority requirements
Learn more about our services

Frequently Asked Questions

Basement conversions are a cost-effective way to create additional living space without the need for an extension. They can add value to your property, offer extra bedrooms, bathrooms, entertainment areas, home offices, or gyms, and maximise the use of existing square footage.

Planning permission depends on the scope of work. Most conversions under existing homes fall under permitted development, but structural changes or listed buildings may require full planning approval.

Our team at ELB Construction Ltd will guide you through the regulatory process.

A basement conversion typically includes structural work, waterproofing, lighting, insulation, and fitting out the space to suit your needs, such as a home office, gym, or extra bedroom.

We use advanced tanking systems, cavity drainage membranes, and sump pumps to ensure your basement remains completely dry and protected from ground moisture.

Underpinning is the process of strengthening a building’s foundations. It is often required during basement construction to support the extra depth and weight safely.

Yes, we specialise in turning unused cellars into fully functional living spaces with proper ventilation, waterproofing, and natural light solutions.

Most projects take 8 to 16 weeks depending on size and complexity. We provide a detailed project timeline during the quotation stage.

In addition to basement conversions, we offer full renovations, refurbishments, extensions, and general building work throughout West London.

Absolutely. We provide a complete service from initial design and planning applications to construction, finishes, and final inspection.