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Loft Conversion Companies in West Hampstead

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

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Some of our top rated loft conversion companies in West Hampstead

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  • Loft Conversion Company in West Hampstead

    With over 10 years of experience in the construction industry, I am a dedicated professional who takes pride in delivering high-quality work with a focus on safety and customer satisfaction. I’m passionate about meeting new people and ensuring every client is treated fairly, as I deeply value the importance of trust and satisfaction. Inspired by my responsibility to provide for my family, I’ve built my business on the principles of integrity, quality, and reliability. Whether it’s painting, tiling, flooring, or loft conversions, I approach every project with care and a commitment to excellence.

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  • Loft Conversion Company in West Hampstead

    Carpentry , plumbing, extensions, loft conversions.

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  • Loft Conversion Company in West Hampstead

    Viz Group is the builder of choice when it comes to residential and commercial construction projects in London With over 20 years of experience and hundreds of projects, you can rest assured that our team are able to tackle any of your building needs.

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  • Loft Conversion Company in West Hampstead

    We are a general building company specialising in interior and exterior renovations including new build extensions and loft conversions. We pride ourselves on the high standard of work with attention to details and the relationships we have with our customers.

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  • Loft Conversion Company in West Hampstead

    A3FC provides high-quality 3D virtual tours, digital twins, and architectural imaging solutions across London. We specialize in architectural as-built modelling/drawings, construction progress documentation, and estate marketing using Matterport Pro Technology. We also produce planning drawings for any kind of conversion. Our mission is to help professionals visualize, communicate, and manage their projects more effectively through accurate, immersive 3D environments.

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  • Loft Conversion Company in West Hampstead

    Kamboj building works Just dream, we will make it real

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  • Loft Conversion Company in West Hampstead

    I have been building for almost 20 years, completing my carpentry apprenticeship in New Zealand before moving to the UK permanently in 2011. I began in the UK by working for other building companies and made the decision to start my own business in 2018. I specialise in loft conversions and other refurbishments such as kitchens and bathrooms. I am also able to do bespoke carpentry work such as custom wardrobes and other built in storage spaces.

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  • Loft Conversion Company in West Hampstead

    Hi there, my name is Julian. With an experience of more than 15 years in construction and property maintenance. In the past two years we have built more than 10 lofts with very happy costumers. based in Borehamwood we do offer our services for whatever your property needs. No job is too big or too small for us, please feel free to contact us for a free and honest quotation.

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  • Loft Conversion Company in West Hampstead

    At SPS Design and Build, we don’t just construct buildings — we bring your vision to life with skill, precision, and professionalism. As a trusted build company, we manage projects of all sizes, from complex renovations to full-scale new builds. What sets us apart is our commitment to quality, safety, and client satisfaction. We are fully Electrically Certified and Gas Safe Registered, ensuring that all electrical and gas work is completed to the highest industry standards. Whether you're planning a new home, a commercial space, or a full property transformation, SPS Design and Build delivers reliable, end-to-end construction services with a focus on craftsmanship, compliance, and lasting results. Built right. Built safe. Built to last.

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  • Loft Conversion Company in West Hampstead

    Normally loft conversions but do extensions as well.

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  • Loft Conversion Company in West Hampstead

    We design and build loft conversions and extensions, as well as undertake all other building works. We use trained and experienced tradesmen.

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  • Loft Conversion Company in West Hampstead

    We are a team of quality builders with a good rates. We do house refurbishment, general construction works, loft conversion, house extension.

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  • Loft Conversion Company in West Hampstead

    RM Artdeco is a reliable and highly professional building company with a strong reputation across London and the surrounding areas. Most of our work comes through repeat customers and client recommendations, which reflects the quality, honesty and care we put into every project. We specialise in extensions, refurbishments, loft conversions, painting & decorating, patios, brickwork, insulation, carpentry, tiling, roofing, and all general building work. No matter the size of the job, we deliver clean, tidy and friendly service with excellent communication throughout. Our aim is simple: ✔ Provide high-quality workmanship ✔ Finish on time and within budget ✔ Make the building process smooth and stress-free for the customer We take pride in our work, treat every home with respect, and always ensure our clients are 100% satisfied before we leave.

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  • Loft Conversion Company in West Hampstead

    I can provide many proffesional references from surveyors and architects as well as many satisfied clients

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  • Loft Conversion Company in West Hampstead

    Architecture and Interior Design practice. We specialise in beautiful layouts creating flow within the home full of natural light. We create classical forms with contemporary details using sustainable materials. This creates playful and contextual designs bespoke for each home. Our expertise is in residential design with heritage credentials and a successful planning approval rate of 100%. Alongside our architectural design we provide interior design, project management and procurement of FF&E.

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4.3

Top rated Loft Conversion Companies

Our Loft Conversion Companies in West Hampstead, 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 Hampstead?

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

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 Hampstead loft conversion company.

Find a loft conversion company in West Hampstead 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 Hampstead.

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 Hampstead can view your job and register their interest.

Step 2: Review and compare West Hampstead 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 Hampstead 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 Hampstead 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 Hampstead

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 Hampstead?

A local loft conversion company in West Hampstead 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 Hampstead 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 Hampstead 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 Hampstead

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 Hampstead before agreeing to start the work.

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

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

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