Describe your job with details to view a tailored list of tradespeople.
Post your job

Loft Conversion Companies in South Kensington

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

How it works

Post your job for free

Post your job for free

Tell us about your job, and we’ll alert suitable tradespeople in your area. It’s simple and free.

Tradespeople respond

Tradespeople respond

Once your job is posted, you’ll get responses from interested tradespeople through the website.

Review profiles and choose

Review profiles and choose

Browse profiles, work history, and feedback, then choose who you wish to share your details with.

Some of our top rated loft conversion companies in South Kensington

1872 Results

Sort by:

  • We are a family run local building company i personally have been in the building trade for over 28 years .we have a full list of completed extentions and loft conversions with satisfied clients and references avalible . We can deal with local council approval and building regulations . We have full public liability insurance

    Get in touch
  • Loft Conversion Company in South Kensington

    Hi there, this is Darren. We are a family run business with 20+ years in this industry. We have long experience in a wide range of the construction and decoration work: such as loft conversion, extension, roof repair, bricklaying, garden paving, rendering, plastering, tiling, and flooring. We pride ourselves on attention to details and consider for our clients. If you like the work that we have done in the photo gallery, please list us to engage into your project and deliver the best service.

    Get in touch
  • Loft Conversion Company in South Kensington

    20 Years Experience building lofts and extensions and all finishing works throughout the house . Recommendations and pictures available to review

    Get in touch
  • Loft Conversion Company in South Kensington

    Solid Structures & Maintenance LTD At Solid Structures & Maintenance LTD, we pride ourselves on delivering high-quality building and refurbishment services across London and the surrounding areas. With years of hands-on experience in the construction industry, we specialise in: • Home Extensions & Loft Conversions • Full Renovations & Refurbishments • Kitchens & Bathrooms (design, supply & installation) • Roofing & Structural Works • Plastering, Flooring & Carpentry • General Maintenance & Repairs We manage projects from design to completion, offering reliable workmanship, clear communication, and a professional finish every time. Our team works to the highest standards, ensuring that every project is completed on time and within budget. ✅ Fully insured ✅ Workmanship guarantee ✅ Transparent stage payment plans ✅ Friendly, reliable team Whether you’re planning a full property refurbishment, an extension to create more space, or simply updating your interiors, Solid Structures & Maintenance LTD is here to bring your vision to life.

    Get in touch
  • Loft Conversion Company in South Kensington

    Transform Your Home with STYLEZING Construction Company – Experts in House Conversions--------- At STYLEZING Construction Company, we bring over 10 years of expertise in transforming unused spaces into beautiful, functional areas. Whether you're looking to convert a loft, garage, or make other structural changes, our skilled team is here to help you achieve your vision. Where We Work: We proudly serve clients across London, the South East, and surrounding areas. We’re also happy to travel further for larger projects, ensuring that your dream conversion is within reach, no matter where you are. Why Choose Us? • Experience You Can Trust: • Specialist Skills: • Tailored Solutions: Why Hire Us? At STYLEZING Construction Company, we focus on quality, clear communication, and timely delivery. Our commitment to customer satisfaction, attention to detail, and transparent pricing makes us the ideal choice for your conversion project. Contact us today for a free consultation and see how we can transform your space!

    Get in touch
  • Loft Conversion Company in South Kensington

    Kitchen and bathroom fitting, door fitting, flooring, carpentry and joinery works, plumbing, tiling, painting & decorating, metal,electrical works, extensions.

    Get in touch
  • Loft Conversion Company in South Kensington

    Arka Developments is a London-based design and build company specialising in residential and commercial refurbishment, house extensions, and new build projects across North West London. With a background in architecture and construction project management, we deliver well-planned, high-quality projects with a strong focus on design, cost control, and efficient execution. We offer a fully integrated service from planning and design through to construction ensuring a smooth, transparent process and consistent results. Whether you’re upgrading your home, extending your space, or delivering a development project, Arka Developments provides reliable, hands-on delivery at every stage.

    Get in touch
  • Loft Conversion Company in South Kensington

    I am an Architectural Designer and Project Manager with over eight years of experience delivering residential and commercial projects across London and the South East. My background covers architectural design, interior design, construction management, and large‑scale fit‑out projects, giving me both creative design expertise and strong practical knowledge of how buildings are constructed. I work across London, Greater London, Berkshire, Surrey, and nearby areas, and I also take on remote design projects nationwide. For clients who cannot accommodate site visits, I provide clear guidance on measurements, photos, and information needed so the project can run smoothly from start to finish. My specialist skills include planning drawings, building regulation packages, technical details, 3D visuals, and full construction documentation for extensions, loft conversions, refurbishments, and new builds. I’ve managed projects from £20k to £2m, coordinating with engineers, contractors, and homeowners to ensure designs are accurate, compliant, and buildable. Clients value my clear communication, attention to detail, and commitment to quality. I deliver practical, well‑thought‑out designs and a smooth experience on‑site or remotely.

    Get in touch
  • Loft Conversion Company in South Kensington

    We are a dedicated construction company specialised in delivering quality projects to meet the unique needs of our clients. We pride ourselves on our ability to adapt to the specific requirements of each project. We understand the importance of clear communication and collaboration, which is why we work closely with our clients from project inception through to completion. Regards VEIG

    Get in touch
  • Loft Conversion Company in South Kensington

    Ealing Builders Ltd offers professional building services to most fo the London areas. We offer a variety of building services all carried out by trained building professionals to both the domestic and commercial sectors. All of our building services are fully project managed, insured, guaranteed and are carried out by friendly helpful builders, architects and designers.

    Get in touch
  • Loft Conversion Company in South Kensington

    Managing Director Kevin McKenna is an experienced Quantity Surveyor & project manager by profession and has over 30 years experience within the industry with over 20 years contracting experience -Family business with my brother who also has over 30 years experience in the industry - trade background and project management experience. General building works - Specialist Loft division ' HIGHGATE LOFTS'

    Get in touch
  • Loft Conversion Company in South Kensington

    Nexus Lofts and Extensions based Ealing west London family running business specialist on lofts and home extension ! Local homeowners trust Nexus because we put your needs first. We’re committed to transparency, quality, and delivering projects on time and within budget. Our reputation across Ealing & West London is built on honest workmanship and a genuine dedication to customer satisfaction. If you’re looking for dependable builders who make every step easy, we’re here to help bring your vision to life. Why Choose Us Build with confidence backed by our 10-Year Warranty. At Nexus, we take pride in delivering high-quality workmanship that stands the test of time. Our long-term warranty protects your investment and gives you peace of mind, knowing your project is built to last. Reliable service and durable results — that’s the Nexus promise. 10 Year Warranty For any enquiry please Get in touch

    Get in touch
  • Loft Conversion Company in South Kensington

    Hi. We are a design and build company based in West London committed to building your ideal space. No matter the problem we are happy to help solve it. With many years experience and an eye for design and build we are confident we can achieve the best results for you!

    Get in touch
  • Loft Conversion Company in South Kensington

    We specialise on extensions / loft conversion/ full property conversion and refurbishment / kitchens & bathrooms Plumbing and electrical Flooring and tiling Patios and drives and much more give us a call for free quote with no obligation All our reviews are on Google

    Get in touch
  • Loft Conversion Company in South Kensington

    We understand that construction is more than just building—it’s about creating spaces that are functional, durable, and perfectly suited to your needs. That’s why we take the time to plan carefully, communicate clearly, and work efficiently from start to finish. Whether you’re upgrading a single room, expanding your property, or starting a project from the ground up

    Get in touch
  • Loft Conversion Company in South Kensington

    More than just builders, we're partners in creating your dream home. As a family-run construction company in the UK, we specialise in extensions, refurbishments, and new builds, offering design and construction services tailored to your specific needs. We pride ourselves on clear communication, attention to detail, and a personal approach that makes the building process enjoyable.

    Get in touch

4.5

Top rated Loft Conversion Companies

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

Quality screening

Easily find verified local tradespeople. Just post your job to get quotes from tradespeople near you across the UK.

What services are offered by loft conversion companies in South Kensington?

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

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 South Kensington loft conversion company.

Find a loft conversion company in South Kensington 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 South Kensington.

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 South Kensington can view your job and register their interest.

Step 2: Review and compare South Kensington 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 South Kensington 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 South Kensington 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 South Kensington

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 South Kensington?

A local loft conversion company in South Kensington 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 South Kensington 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 South Kensington 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 South Kensington

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 South Kensington before agreeing to start the work.

Do I need planning permission for a loft conversion in South Kensington?

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

Other tradespeople in South Kensington

Cities