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Loft Conversion Companies in West London

Easily find verified West London Loft Conversion Companies. Just post your job to get quotes from MyBuilder's Loft Conversion Companies in West London.

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Some of our top rated loft conversion companies in West London

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  • Loft Conversion Company in West London

    We are a renovation and refurbishment company delivering high quality building work across extensions, loft conversions and full home refurbishments. We work closely with homeowners to plan and deliver well-structured projects – from structural alterations and space reconfiguration to high quality finishes. Whether it’s extending a home, converting a loft or refurbishing an existing space, our focus is on building properly, not cutting corners. Our approach is hands-on and detail-driven, with clear communication at every stage. Clients value our honest advice, realistic pricing and the confidence that their project is being managed carefully from start to finish. We believe successful building projects are defined not just by how they look when finished, but by how well they are planned, coordinated and executed.

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  • Loft Conversion Company in West London

    Transhomes limited is a registered home improvement company offering range of services from extension to loft conversion. Our services includes extensions,loft conversions, kitchens and bathrooms, and all aspects of building work. We have public liability insurance and employers liability insurance

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  • Loft Conversion Company in West London

    From scratch to finish. We take all trades with excellent work quality at affordable price

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  • Loft Conversion Company in West London

    Provision design & Build Limited is a family-run company that has built its reputation on the basis of quality and value of work. We pride ourselves on our high standards of work and excellent results, which have resulted in a high volume of recommendations from our clients. Our team has extensive experience in undertaking projects ranging from minor repairs and maintenance to major refurbishment ,Extensions ,Loft conversion ,New build and construction works.

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  • Loft Conversion Company in West London

    I work in double glazing field from last 15 years. I can work anywhere.I can double glazed windows,doors including aluminium one.

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  • Loft Conversion Company in West London

    Gentleman builders of London. Approachable, easy going builders with experience and knowledge to help you from the start to the end of any project.

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  • Loft Conversion Company in West London

    ASP Construction Limited was established since 2015. - New build properties - Renovating properties or house or flats - Loft Conversion - Modernization/refurbishment/ make over - Repairing and maintenance - Building Extension, skimming and painting - Revamping area building bathroom

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  • Loft Conversion Company in West London

    Hello, We are Build Safe ltd-professional Construction Company 20 years of experience. We are proud members of Federation of Master Builders! Providing a wide range of services: Design, planning, Structural calculations, all aspects of Building works- New builds , Extensions, Loft conversions, kitchen and bathroom fitting, Window installation,refurbishments, electrical, plumbing etc. 10 years warranty and, 1m public, 5m employers liability and 1 million indemnity insurance. Please get in contact for a free quote. Thank you! Build Safe ltd

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  • Loft Conversion Company in West London

    Rightpath builders specialise in loft conversions and over 16 years of experience on board we assure the quality you require.

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  • Loft Conversion Company in West London

    I am trade builder undertake all kind of work from housing renovation such extension, loft conversation, refurbishment, roofer etc. I build my business based on my honesty, quality and one time of work schedule.

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  • Loft Conversion Company in West London

    At Primo Contractor Ltd, we take pride in delivering exceptional construction and renovation services throughout London. Specializing in loft conversions, home extensions, remodeling, and full property refurbishments, we transform homes with precision and craftsmanship, tailored to the unique needs of each client. Our team of skilled professionals is committed to completing every project to the highest standard, ensuring attention to detail and quality finishes in every aspect of the build. With years of experience in the industry, Primo Contractor Ltd has earned a reputation for reliability, innovation, and customer satisfaction. Whether you’re looking to expand your living space, modernize your interiors, or completely refurbish your property, we provide comprehensive solutions that blend functionality and style. From initial consultation to project completion, we manage every stage of the process, offering personalized service and expert advice. At Primo Contractor Ltd, we believe that every home has the potential to be extraordinary. Let us bring your vision to life with our expertise and dedication to excellence.

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  • Loft Conversion Company in West London

    •Contact for any kind of building works •We provide quality work in reasonable prices. •We are specialist in renovation, Extension, Bathroom and Loft with or without conversion and New Build. •virdidesignandbuildessexltd@gm.....

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  • Loft Conversion Company in West London

    Welcome to Calibra we are a family run company specialising in architectural services , damp proofing , general building & a bespoke design and build services all these services under one roof to bring you a seamless service you will be sure to recommend

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  • Loft Conversion Company in West London

    We have over 20 years of experience as a building contractor, all the work is carried out by us and under my supervision. We work according to the building regulations, customers requirements and their needs. Our aim is customer satisfaction, a high quality of work and on time.

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  • Loft Conversion Company in West London

    Experienced builder in all reconstruction works including loft conversions and extensions as well as re development plans including all plastering works including plastering ,rendering , screeding ,dry lining ,tacking ,carpentry and joinery as well as board work and installing insulation in many forms such as celotex, rockwool, interior and exterior insulation board and also soundboard installation to regulation standards ,ground works and drainage also undertaken to superior standards

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  • When it comes to house refurbishments I know that nobody wants their home to go through all that struggle every month. Every one of us has had this bitter experience to pay the price for good quality and receive a low-quality service. Here is why I would love to offer you a complete package of quality services at your disposal and everything at a reasonable price backed by long years of experience and protected by £2M public liability insurance. Convenience and peace of mind ONE CLICK AWAY!

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4.3

Top rated Loft Conversion Companies

Our Loft Conversion Companies in West London, are rated 4.3 out of 5 based on 10 reviews from customers like you.

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What services are offered by loft conversion companies in West London?

Converting a loft often entails many jobs - some of which you likely haven’t even considered! Fortunately, a professional loft conversion company in West London will be able to handle multiple services, ensuring your transformed loft is fit for purpose.

Some of the services loft conversion companies can provide include:

  • Full loft conversions: Complete design and build projects when structural alterations are needed

  • Dormer loft conversions: Add extra headroom and floor space with a dormer extension

  • Velux or rooflight conversions: Ideal for lofts with good existing height; minimal structural change required

  • Hip-to-gable conversions: Extend the sloped roof to create more usable space

  • Mansard conversions: A major structural change offering maximum space.

  • Loft storage conversions: Add flooring, lighting, and insulation for clean, usable storage

  • Skylight or roof window fitting: Install natural light solutions like Velux windows

  • Staircase installation: Design and build bespoke stair access to your new loft

  • Insulation, heating, and ventilation upgrades: Ensure comfort and compliance with energy standards

  • Design and planning services: Architectural drawings, planning permission, and building regulation approval

Post your job to MyBuilder and you'll be matched with loft conversion companies in West London who are interested and available to help. And with the reviews of past customers and the freedom to compare the quotes of similar tradespeople, all in the same place, the ball’s in your court.

Average costs of loft conversion companies in West London

Loft conversions tend to be charged on a project basis, rather than by the hour, as they often involve weeks or even months of work.

The cost of your loft conversion depends on a few things, including the style of loft conversion and materials you choose and the size of your property.

That being said, here are average prices for common types of conversion work:

  • Full loft conversions: £45,000–£70,000+
  • Dormer loft conversions: £55,000–£85,000+
  • Velux or rooflight conversions: £25,000–£45,000
  • Hip-to-gable conversions: £50,000–£80,000+
  • Mansard conversions: £70,000–£100,000+
  • Loft storage conversions: £10,000–£20,000
  • Roof window fitting or skylight installation costs: £1,000–£2,500 per window
  • Staircase installation costs: £2,000–£5,000
  • Insulation, heating, and ventilation upgrades: £2,000–£6,000
  • Design and planning services: £1,500–£4,000

Take a look at our guide to loft conversion costs to get a more detailed breakdown of the different options available when using a West London loft conversion company.

Find a loft conversion company in West London with MyBuilder

When you’re planning major work like a loft conversion, you’ll want to find the right tradesperson for the job. The great news is, MyBuilder has already done all the time-consuming work for you.

All you need to do is post your job on MyBuilder, completely for free, and we’ll share it with loft conversion companies near you in and around West London.

Step 1: Post your job on MyBuilder

Provide a detailed description of your loft conversion project, including the type of conversion you want, any structural changes, preferred materials, and your ideal timeline. Once posted, local loft conversion companies in West London can view your job and register their interest.

Step 2: Review and compare West London loft conversion companies

Browse the profiles of interested loft conversion companies. On MyBuilder, you can view photos of previous projects alongside customer reviews, compare quotes, and see the types of conversions they specialise in.

Step 3: Contact and discuss your project

Once you’ve reviewed local West London loft conversion companies, you can reach out to those that interest you to ask questions, clarify details, and request more specific quotes. At this stage, be sure to discuss vital aspects like planning permission, design options, and estimated timelines to ensure the company meets your requirements.

Step 4: Hire the right West London loft conversion company

Once you’re satisfied with their experience, quotes, and approach, you can confirm your hire and start planning your loft conversion.

You can also take a look at our loft conversion specialist hiring guide to help inform your choice. All tradespeople undergo checks at registration - such as verifying ID documents, company details, and certifications for regulated jobs and doing skill assessments - allowing you to hire with confidence.

Questions to ask local loft conversion companies in West London

Choosing the right loft conversion company for your job requires finding someone who understands your home and your goals.

Find out which company can share your vision by asking the following questions:

What experience do you have with loft conversions in West London?

A local loft conversion company in West London will know the types of properties and building styles common in your area, as well as the planning and building regulations that apply. Ask about similar projects they’ve completed locally.

Are you insured, and do you offer a warranty for your work?

Insurance protects your home during the loft conversion process, while a warranty shows the company’s confidence in the quality and durability of their work.

How do you handle planning permission and building regulations?

Established loft conversion companies in West London should understand local planning rules and building regulations. Ask how they’ll manage permissions, inspections, and compliance to avoid delays or legal issues.

What is included in your quote?

Ensure the quote covers all essential aspects of the loft conversion: structural work, windows or skylights, staircases, insulation, labour, and any additional fees. Understanding this upfront prevents unexpected costs later.

Do you manage the project from start to finish?

Some West London loft conversion companies offer full project management, coordinating architects, builders, and tradespeople. Others may only handle part of the conversion. Clarifying this early on helps you understand what support to expect.

FAQ: Common questions about loft conversions in West London

How long does a loft conversion take?

Typically, a loft conversion can take between 6 and 12 weeks, depending on complexity, planning permissions, and any structural work required. Be sure to discuss the timeline with any potential loft conversion companies in West London before agreeing to start the work.

Do I need planning permission for a loft conversion in West London?

Many loft conversions fall under permitted development, but some require planning permission, especially if you’re adding a dormer, extending the roof, or living in a listed building. A professional West London loft conversion company can advise and handle permissions for you.

Will a loft conversion affect my home insurance?

Yes, you’ll need to update your home insurance to cover the conversion. Inform your provider about structural changes, additional rooms, and any changes to utilities or heating systems.

Can I stay in my home during the loft conversion?

Many loft conversions allow you to remain in your home, though noise and dust are inevitable. Some West London loft conversion companies offer strategies to minimise disruption, but in complex projects, temporary relocation may be advisable.

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