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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

    Resst Construction Ltd has been delivering high-quality construction and refurbishment services since March 2011. With over 100 successfully completed projects, we have built a strong reputation for excellence, reliability, and attention to detail throughout South West and West London. We specialise in high-end refurbishments, transforming properties with exceptional craftsmanship and a professional approach tailored to each client’s vision. From residential renovations to complete property restorations, our experienced team is committed to delivering outstanding results on every project. Resst also focuses on Kitchen extensions, Loft conversions as well As Full house refurbs At Resst Construction, we pride ourselves on exceeding customer expectations through quality workmanship, clear communication, and dedication to client satisfaction.

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  • Loft Conversion Company in West London

    All aspects of carpentry work undertaken. With over 35 years experience in the trade. From floors to loft conversion.

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  • Loft Conversion Company in West London

    AH Developments Ltd is a professional bathroom fitting and refurbishment company based in London. We specialise in full bathroom installations, tiling, plumbing, and high-quality finishes. We take pride in delivering reliable, clean, and high-standard work, always ensuring customer satisfaction. With strong attention to detail and a commitment to completing projects on time and within budget, we aim to provide a smooth and stress-free experience for every client. Free quotes available.

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  • Loft Conversion Company in West London

    Porja Construction Ltd is an experienced South London building company with over 10 years in the construction industry. We are a skilled, reliable and hardworking team, committed to delivering high-quality workmanship and excellent customer service. We undertake a wide range of building projects, including new builds, house extensions, loft conversions, full refurbishments, kitchens, bathrooms, decorating, landscaping, gardens and driveways. From smaller improvements to complete property renovations and extensions, we work closely with our clients from start to finish to achieve the best possible result. Contact Porja Construction Ltd to discuss your project and let us help turn your ideas into your dream home.

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  • Loft Conversion Company in West London

    We are a reliable, hardworking and professional team with over 25 years of experience in the building and home improvement industry. We take great pride in our workmanship and always pay close attention to detail, while treating every customer’s home with care and respect. Whether you need a small repair, flooring, decorating, general maintenance or a larger project, we’re here to help. Our 25 years of experience means we have the knowledge and skills to approach every job professionally and find the right solution for our customers. We work efficiently, communicate clearly and always aim to complete every job to a high standard. No job is too big or too small, and our goal is to provide every customer with a friendly, reliable and professional service from start to finish.

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  • Loft Conversion Company in West London

    We aim to be a world class Construction Company providing efficient affordable, sustainable, cost effective services of highest level of quality. We undertake all projects, big or small and specialise in major renovations including; Extensions – Loft Conversions – Restoration & Alterations Garage Conversions – Landscaping & Patios – General Building Work Renovating a property can bring a new lease of life to your home with the feeling that you live somewhere new without having moved. Whether it's a major remodel by knocking down walls and building new ones to change the entire look of your home, to simple and subtle updates and upgrades like new floors, new doors, a modern new kitchen or a stunning bathroom, using modern materials we can help you create your ideal living space.

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  • Loft Conversion Company in West London

    I am a dedicated and hardworking professional with a strong passion for the construction industry. With a focus on quality, reliability, and attention to detail, I take pride in delivering projects that meet both client expectations and industry standards. My experience has helped me develop a practical approach to problem-solving and efficient project management. My building company is committed to providing high-quality construction services, from small renovations to large-scale projects. We prioritize craftsmanship, clear communication, and customer satisfaction, ensuring every project is completed on time and within budget. Our goal is to build not just structures, but long-lasting relationships with our clients. With over 8 years of experience in the building industry, I’ve developed the skills, knowledge, and attention to detail needed to deliver high-quality results. After years of working within the trade, I’ve decided to take the next step and start my own company, built on reliability, craftsmanship, and customer satisfaction. We take pride in every project, no matter the size, and are committed to providing honest advice and professional service from start to finish. We also offer free, no-obligation quotes, so you can feel confident and informed before getting started.

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  • Loft Conversion Company in West London

    We are Experienced builder well equipped to take up New Build House and Flats, Loft Conversions, Side and Rear Extensions and general Renovation of a Property

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  • Loft Conversion Company in West London

    We are specializes in the installation of new kitchens,repair old kitchen and cupboard fitting. we understand the significance of selecting the right materials to enhance both the beauty and functionality of your space. Our company provide new kitchen solutions,from kitchen islands and cabinets to premium worktops and full kitchen fitting services available.

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  • FM Building Contractors Ltd is London based builders HOME EXTENSIONS PROFESSIONAL BUILDING & BRICKWORK SERVICES Providing a range of building services from walls and block paving, extensions and conversions to complete new builds, we only work with highly trusted and experienced tradesmen registered with the appropriate bodies. FM Building Contractors Ltd is proud to have earned a reputation for fast and efficient turnaround, reliability, transparency and professionalism.

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  • Loft Conversion Company in West London

    North West Build Ltd NorthWest Build LTD provides reliable, high-quality building and renovation services, with a strong focus on workmanship, clear communication and customer satisfaction. We take pride in completing every project to a high standard, from smaller improvements to larger refurbishment and building works.

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  • Loft Conversion Company in West London

    Hi Here at redwoods we are a team of 12 architects working will help you with manly residential projects like basements, extension, dormers, aditinal story, flat conversions etc We are very familiar with the planning policies which we will be able to advise you beforehand what we belive is achievable to get permission

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  • Loft Conversion Company in West London

    Hello, We are a reliable construction company specialising in commercial & high end residential fit - outs & refurbishments. Our team is made out of skilled tradesman, reliable, experienced & knowledgeable. You'll have one reliable point of contact throughout the works and all the support needed. We take great pride in our work ethic and the quality of our finishes. New to "my builder", as opened an account to fill gaps between our normal projects but can give many references on request.

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  • Loft Conversion Company in West London

    we use to do any dry-lining partitions, metsec works, loft conversions, extensions, carpentry works, tiling, suspended ceilings. We have about 10 years experience. we also do roofing works in fibre glass.

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  • Loft Conversion Company in West London

    We do all kinds of building works like electric, plumbing , roofs , tilling, plastering, etc

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  • Loft Conversion Company in West London

    Hiny builders have been a sole trader for the last 14 years , we do small and big jobs .all building works undertaking .

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4.4

Top rated Loft Conversion Companies

Our Loft Conversion Companies in West London, are rated 4.4 out of 5 based on 11 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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