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Loft Conversion Companies in Knightsbridge

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

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Some of our top rated loft conversion companies in Knightsbridge

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  • Loft Conversion Company in Knightsbridge

    Building maintenance 10 years experience in building work All building work undertaken

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  • Loft Conversion Company in Knightsbridge

    i have been trading for over 40 years, we are a family run business we specialise in refurbishments ,bathrooms, kitchens, extensions and loft conversions

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  • Loft Conversion Company in Knightsbridge

    Costume it’s my priority I don’t talk I will live my job to talk.

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  • Loft Conversion Company in Knightsbridge

    Sparrows Crew - Your home is your cozy nest! Our specialization are loft and extensions. We doing also interior works like a bathrooms, kitchens, all carpentry works and painting as well.

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  • Loft Conversion Company in Knightsbridge

    We provide expert planning services to householders, small and medium businesses, architects and estate agents across London. With over 25 years experience in the UK and international planning sectors, we understand how the planning system works and can advise you on development prospects, help you submit a planning application and obtain planning permission for your project, and submit and manage appeals against refusals or enforcement action.

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  • Loft Conversion Company in Knightsbridge

    We in building industry for last 17 years. We do any carpentry/ joinery works as instalation doors, windows, stares, warddribes etc. Also we do extentions, loft conversion and any refurbishment.

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  • Loft Conversion Company in Knightsbridge

    I'm hard worker and trying to client be happy

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  • Loft Conversion Company in Knightsbridge

    Providing high quality groundworks and civil engineering services to developers and contractors. Our mission is to provide exceptional service to developers and contractors throughout the UK. Exceeding expectations for services such as site clearance and enabling works, sub-structure works, drainage, RC Structures and external finishes.

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  • Loft Conversion Company in Knightsbridge

    Hello and welcome! We are UKA BUILDS LTD, your trusted partner in building dreams and shaping the future through exceptional construction services. With years of experience in the industry, we specialize in providing high-quality, reliable, and innovative construction solutions tailored to meet the unique needs of every client. Whether you’re looking to build a new home, undertake a commercial project, or renovate an existing space, we offer expertise that ensures your vision becomes a reality. Our team is dedicated to delivering projects on time and within budget, all while maintaining the highest standards of safety and craftsmanship. We pride ourselves on our attention to detail, open communication, and a commitment to excellence at every stage of construction. Let us bring your ideas to life. Together, we can build something that lasts. Feel free to reach out with any questions or to discuss your upcoming project. We look forward to working with you!

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  • Loft Conversion Company in Knightsbridge

    Plus House Limited is a reliable and experienced construction company based in Kingston upon Thames, serving London and surrounding areas. With over 10 years of hands-on experience in the building industry, we have successfully delivered a wide range of residential projects, from small refurbishments to full property renovations and extensions. We pride ourselves on the quality of our workmanship, attention to detail, and a professional approach at every stage of the project. Our portfolio includes kitchens, bathrooms, loft conversions, structural works, and complete refurbishments, all completed to a high standard and in line with current building regulations. We regularly work alongside architects, structural engineers, and designers, ensuring that each project is well planned, compliant, and executed efficiently. Clear communication with our clients is very important to us — we listen carefully, offer practical advice, and keep you informed throughout the process. Plus House Limited is fully insured, trustworthy, and committed to delivering results on time and within budget. Customer satisfaction and long-term relationships are at the heart of everything we do.

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  • Loft Conversion Company in Knightsbridge

    professionalism and seriousness open to negotiations

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  • Loft Conversion Company in Knightsbridge

    We are a building and construction company with over 25 years experience. We can undertake complete refurbishment of residential properties, including structural alterations, extensions and substantial conversions. We provide a complete end to end service & professionally manage projects working with (if required) your architects. Whether it is a small extension, refurbishment or a major reconfiguration we have the experience and capability to complete the works to the highest standards.

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  • Loft Conversion Company in Knightsbridge

    hi I am builder. I do all the building work. I had a 22year experience. We are a building company covering all aspects of construction and landscaping with qualified and experienced builders. We pride ourselves on offering professional services that are convenient to customers and price competitive .

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  • Loft Conversion Company in Knightsbridge

    ProjectSmart Loft Solutions Ltd specialises in raised loft boarding, loft conversions and loft insulation. We provide a free survey and quotation for all our services and are experienced in full project management. Our team pride themselves on our skills in transforming spaces into useable and liveable areas. We can advise you on your energy efficiency in your loft by insulating to industry standards. We offer competitive pricing and a professional efficient service. We have over 20 years of experience in the home services industry. Professional and friendly service from start to finish. We pride ourselves on our quality of work, organisation and customer service. ProjectSmart Ltd is 5 star rated on Google, giving our potential clients peace of mind that you are in safe hands with us!

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  • Loft Conversion Company in Knightsbridge

    Kamboj building works Just dream, we will make it real

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  • Loft Conversion Company in Knightsbridge

    J Star Building & Roofing Ltd is a trusted and registered roofing and construction company based in London, specialising in high-quality residential and commercial roofing solutions. With years of industry experience, we offer expert services including new roof installations, roof repairs, chimney work, flat roofs, Velux windows, UPVC fascias & soffits, gutter systems, and more. We pride ourselves on delivering reliable, affordable, and long-lasting building solutions tailored to your property’s needs. Whether it’s an emergency roof repair or a full renovation, our skilled team is committed to safety, precision, and customer satisfaction. 👉 Serving London and surrounding areas 👉 Fully insured, registered, and verified team 👉 24/7 emergency repair services available 👉 Free on-site assessments and competitive pricing

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4.5

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Knightsbridge, are rated 4.5 out of 5 based on 13 reviews from customers like you.

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What services are offered by loft conversion companies in Knightsbridge?

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

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 Knightsbridge loft conversion company.

Find a loft conversion company in Knightsbridge 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 Knightsbridge.

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 Knightsbridge can view your job and register their interest.

Step 2: Review and compare Knightsbridge 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 Knightsbridge 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 Knightsbridge 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 Knightsbridge

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 Knightsbridge?

A local loft conversion company in Knightsbridge 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 Knightsbridge 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 Knightsbridge 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 Knightsbridge

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 Knightsbridge before agreeing to start the work.

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

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

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