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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

    I specialize in high-quality **house refurbishments**, **extensions**, and **complete bathroom installations**, transforming homes with tailored solutions. From modernizing outdated spaces to creating seamless extensions and luxurious bathrooms, I handle every aspect from design to completion. My work focuses on craftsmanship, clear communication, and delivering durable, stylish results that enhance your home's value and functionality.

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  • Loft Conversion Company in West London

    Hi, my name is Klodjan. I am a qualified bricklayer with over 15 years experience. I have worked on many building projects delivering to the highest of standards and quality. I always ensure that my customers are satisfied and happy with the work I deliver. Meticulous in cleanliness. Shortlist me for a competitive quote. Look forward to possible working with you!

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  • Loft Conversion Company in West London

    We are a teem of 3 carpenters based in N-W London (Colindale) with our own tools and car. We do first fix and second fix no problem as we worked in different environments and sites providing the best services and quality . NEVER had any complains . Anyone intrested please contact . ( mihaiturcu433@gmail.com) (07949388405)

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  • Loft Conversion Company in West London

    We are a team of qualified civil engineers with more than 10 years of experience in building construction and property improvement services. Our work includes house builds, extensions, loft conversions, shed , greenhouse construction, furniture installation, repairs, and a wide range of handyman services. We are reliable, hardworking, and committed to delivering quality results for every project. Customer satisfaction, professionalism, and punctuality are always our priorities.

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  • Loft Conversion Company in West London

    Hi ,my name is kiranjot kaur I’m the director of this company,,,me and my husband do work together..i do all the office and online work and my husband do the loft conversion and all building work…we are 5 team members work together,,and we have 12 years of work experience….we do all the jobs on reasonable prices with good work

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  • Loft Conversion Company in West London

    Dynamic and highly experienced builder whit over 35 years in residential construction. Taking on variety of projects Lofts,Extensions, Renovations from concept to completion. Dedicated to quality in craftsmanship and delivering results to client expectations . Managing projects hands an. Fully insured whit public liability coverage. Reference from clients

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  • Loft Conversion Company in West London

    The construction company is looking for jobs and contracts for general building. We have been in the field for over 10 years. We ask for and offer seriousness.

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  • Loft Conversion Company in West London

    At the heart of every successful construction project is a team that understands more than just bricks and mortar. It understands people, purpose, and the importance of delivering on promises. Our company has built its reputation on exactly these principles. We are a trusted construction partner known for reliability, quality workmanship, and a collaborative approach that places our clients’ needs at the forefront of everything we do. With years of industry experience, we have established ourselves as a dependable and professional construction company capable of delivering projects of varying scale and complexity. From residential developments and commercial builds to renovations, refurbishments, and specialist projects, we approach every assignment with the same level of commitment and care. Our reputation has been earned through consistent performance, transparent communication, and a genuine dedication to excellence.

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  • Loft Conversion Company in West London

    Oliver Edwards Developments is a family run business with years of experience, we specialise in a list of areas such as. Loft conversions Extensions Refurbishments Kitchens Bathrooms We pride ourselves on carrying out work to the highest standard with complete customer satisfaction.

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  • Loft Conversion Company in West London

    At Maksmith Ltd, we specialise in loft conversions, house extensions, renovations, and residential construction projects across London. Established in 2024, the company was founded to provide homeowners with a reliable, professional building service backed by decades of hands-on industry experience. The company is led by Stephen Smith, an experienced construction and project management professional with over 40 years in the building industry. Before founding Maksmith Ltd, Stephen successfully managed projects for some of London's leading loft conversion and extension contractors, overseeing multiple developments and delivering high-quality results on time and within budget. Stephen's reputation has been built on clear communication, strong project leadership, and an ability to coordinate skilled teams efficiently throughout every stage of a build. His practical construction knowledge, combined with a Bachelors level Higher Diploma in Construction Management, allows him to manage projects of varying size and complexity with confidence and precision.“My strength is in building and completing projects, I'm good with that and have the ability to direct & support teams to deliver at scale and a track record to prove it”. At Maksmith Ltd, we understand that every project is a significant investment. That's why we focus on: ✓ Clear and honest communication
 ✓ Professional project management
 ✓ High-quality workmanship
 ✓ Reliable timelines and budgets
 ✓ Exceptional customer service Our goal is to make the process straightforward, transparent, and stress-free while delivering results that exceed expectations. We are proud of our reputation and are happy to provide references from previous clients upon request. Get in touch today to discuss your project and see how Maksmith Ltd can help bring your vision to life.

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  • Loft Conversion Company in West London

    We are general Experienced builders,who are willing to undertake any tasks! Costumer focused, Professional and friendly.

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  • Loft Conversion Company in West London

    Our team consists of London’s most innovative builders, tradesmen, architects, engineers and problem solvers, who create breathtaking residential and commercial environments, with the optimum functionality, for the best value for money.

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  • Loft Conversion Company in West London

    Grand projects design& build ltd Construction London, management of construction, high quality House , Extensions & Loft conversion . We provide clients with high quality interior & exterior fit-out or refurbishment projects in London. Quality, reliable and affordable building contractor in london. Approachable Builders. Highly Skilled Team. Why do so many homeowners choose&trust us We know there are plenty of construction companies in London that cut corners to give super low prices.

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  • Loft Conversion Company in West London

    New build Loft Roof K rend Electric Plumbing Extension Drive Decorating Bath

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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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