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Loft Conversion Companies in Chiswick

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

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Some of our top rated loft conversion companies in Chiswick

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  • Loft Conversion Company in Chiswick

    I have been working on building sites last 15 years as ground workers,that including all of types of work from the footings to the finish.I have decided to work for myself because I do have plenty experience. I want to enjoy myself to do some thing new and express my skills out there as the jobs required.

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  • Loft Conversion Company in Chiswick

    At MB Loft Conversions LTD we Specialise in Loft Conversions & Bespoke Builds. We are Experienced and fully insured Tradesmen that focus on customer satisfaction whilst taking the upmost pride in our work! Check out our photos of some completed projects below.

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  • Loft Conversion Company in Chiswick

    26 years of carpentry & Joinery experience from Loft conversions to extensions.My name has been built on the recommendations given from our customers,And we pride ourselves on meeting the customer needs and requirements no job too big or small I And happy to discuss any job over the phone or meet in person for any quotes.

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  • Loft Conversion Company in Chiswick

    We are a commercial and residential facilities management company We cover the following services; All statutory compliance under service agreements, commercial and residential: L8 water treatment Fire alarm systems Smoke vent systems Sprinkler systems Emergency light systems With/without service agreements commercial and residential: All electrical installation, repairs, maintenance, EICR and fixed wiring etc insepection/certification All heating system installation, modifications, repairs, maintenance All gas installations, repairs, maintenance and gas safety certification HIU install, repairs and servicing MVHR installation, repairs, servicing and certification BMS modifications, install, servicing AC install, servicing, maintenance and certification AHU modifications, servicing, maintenance Chiller unit modifications, install and maintenance Residential glazing Loft conversions Extensions Commercial cleaning Pest control And more... We provide only award winning engineers and contractors that do not cut corners and get the job done first time and right with no comebacks

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  • Loft Conversion Company in Chiswick

    We are doing all kind of building works loft conversion, single or double storey extension, new build homes. Also we don’t charge any upfront, we will charge our clients after the work done and approved from building control

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  • Loft Conversion Company in Chiswick

    JRS Builders Company is a premier construction company that has been providing top-quality construction services for over a decade. With a team of highly skilled and experienced professionals, we are dedicated to delivering exceptional craftsmanship and outstanding customer service to our clients. Our commitment to excellence has earned us a reputation as a trusted and reliable partner in the construction industry. Whether it's a new home construction, renovation, loft coversion, extension, driveway & patio, bathroom & kitchen refurbishment or remodeling project, our team has the expertise and resources to bring your vision to life. Contact us today to learn more about our services and how we can help you with your next project.

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  • Loft Conversion Company in Chiswick

    I am an experienced builder providing both handyman services and larger building works. My background includes loft conversions, extensions, and full property renovations, with hands-on experience from strip-out and structural work through to plasterboarding and finishing. I currently work within a construction team delivering a wide range of internal and external building projects, which gives me strong practical knowledge across multiple trades. Alongside larger jobs, I also take on general home repairs and maintenance, including furniture assembly, TV mounting, door and lock repairs, plumbing fixture replacements, sealing, and other household tasks. I’m happy to help with both small jobs and more time-consuming projects. I am reliable, tidy, and focused on delivering quality workmanship. For bigger jobs, I can arrange additional skilled help if needed to complete the work efficiently and to a high standard.

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  • Loft Conversion Company in Chiswick

    I am a builder carpenter by trade I undertake all types of work from Extensions , loft conversions , Refurbishment; kitchens to property management I have been in the building trade for over 30 years all my work this far has come from recommendations

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  • Loft Conversion Company in Chiswick

    We are a small, family run business in south east London with over 35 years experience in the construction industry. We cover London and the south east of England. We cover work from kitchens and bathrooms all the way to complete new builds and everything in between. We take great pride in all work we carry out and are not satisfied until every job is complete to the highest quality.

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  • Loft Conversion Company in Chiswick

    Stone Sa Construction can give you the help and essential advice needed to optimize the space and construction of your building project, but also provide a quality of service.

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  • Loft Conversion Company in Chiswick

    We are a reliable and experienced building company specialising in home extensions, renovations and structural alterations. From foundations and drainage through to roofing, plastering and final finishes, we manage projects from start to completion with a focus on quality workmanship and clear communication.

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  • Loft Conversion Company in Chiswick

    We are onest builders, quick and reliable jobs, new on my builder but with lots of experience on the trade, looking for work, we do all kind of refurbish jobs, decorating, carpentry, basic plumbing and electric, new bathrooms or kitchens, back or loft extensions ,landscaping and much more We offer guarantee for our work. Everything seen on the pictures is 100% our work and we have loads of other pictures

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  • Loft Conversion Company in Chiswick

    Carpenter. Hihg job standard

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  • Loft Conversion Company in Chiswick

    I do all types off building work. I like loft conversion speacialist extension like kitchen, brick work,bathroom,outside dommer and all types of roofwork etc.

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  • Loft Conversion Company in Chiswick

    Fixing plumbing for 20 years , I do work for new build and service work, emergency and repears on domestic and commercial buildings. We pride ourself on quality and timing .

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  • Loft Conversion Company in Chiswick

    All building works undertaken: single extension, double extension, loft conversion, refurbishments from private works to commercial projects. Family business who you can trust with several years of experience. We live by our motto: treat other people as you would like to be treated yourself.

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4.4

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Chiswick, 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 Chiswick?

Converting a loft often entails many jobs - some of which you likely haven’t even considered! Fortunately, a professional loft conversion company in Chiswick 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 Chiswick 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 Chiswick

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 Chiswick loft conversion company.

Find a loft conversion company in Chiswick 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 Chiswick.

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 Chiswick can view your job and register their interest.

Step 2: Review and compare Chiswick 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 Chiswick 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 Chiswick 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 Chiswick

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 Chiswick?

A local loft conversion company in Chiswick 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 Chiswick 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 Chiswick 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 Chiswick

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 Chiswick before agreeing to start the work.

Do I need planning permission for a loft conversion in Chiswick?

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 Chiswick 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 Chiswick loft conversion companies offer strategies to minimise disruption, but in complex projects, temporary relocation may be advisable.

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