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Loft Conversion Companies in Chelsea

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

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Some of our top rated loft conversion companies in Chelsea

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  • Loft Conversion Company in Chelsea

    Dear customer. I’m electrical and building contractor with 24 years experience in construction industry. Quality and customer satisfaction is our ultimate goal. Delivering a great service is our mission. We don’t shy away from small medium and large projects. All welcome. Thank you.

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  • Loft Conversion Company in Chelsea

    Almost 5 years doing lofts extensions refurbishment

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  • Loft Conversion Company in Chelsea

    🔨 Expert Loft Conversions, Wall Insulation & Kitchen Fitting 🔨 🏡 Transforming Spaces, Enhancing Homes 🏡 ✅ Loft Conversions – Maximize Your Space ✅ Wall Insulation – Stay Warm, Save Energy ✅ Kitchen Fitting – Stylish & Functional Designs

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  • Loft Conversion Company in Chelsea

    I am a qualified bricklaying with NVQ L2 and have been laying bricks for around 30 years . I have worked on many big construction cites in London as well as working for myself as a soul trader I have extensive experience building new build houses,flats and commercial developments as well as refurbs

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  • Loft Conversion Company in Chelsea

    Why choose us? 1. We bring your concept to life 2. A friendly, professional and reliable service 3. Ensure the journey is an enjoyable one 4. Acting responsibly and transparently. 5. You’ll be delighted with the result!

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  • Loft Conversion Company in Chelsea

    At Case di Lusso, we specialise in delivering high-quality residential building projects with precision, care, and a focus on craftsmanship. As a main contractor, we manage and execute all aspects of construction — from structural work and extensions to full property refurbishments — ensuring a smooth, professional experience from start to finish. Founded by directors Gemma and Jeff, our company is built on strong values: reliability, transparency, and a commitment to excellence. We work with a trusted team of experienced tradespeople and pride ourselves on clear communication, high standards, and finishing projects on time and on budget. Whether you’re planning a home extension, a major renovation, interior alterations, or a smaller project. Case di Lusso is the dependable choice for homeowners who value quality and professionalism.

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  • Loft Conversion Company in Chelsea

    Adding value to Clients and improve building standards. Managing costs and timing in order to get best value for your money 🇬🇧

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  • Loft Conversion Company in Chelsea

    Ammora Engineering is a London-based company specializing in structural inspections and site surveys. With a commitment to precision, innovation, and excellence, we provide expert services to ensure the safety, integrity, and compliance of buildings and infrastructure. Our team combines advanced techniques with a deep understanding of structural engineering principles, delivering tailored solutions for residential, commercial, and industrial projects. At Ammora Engineering, we strive to set the standard for reliability and professionalism in every project we undertake.

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  • Loft Conversion Company in Chelsea

    Our customers are at the heart of our business, so we always aim to please beyond expectations. Gastector has experienced and qualified engineers and tradesmen that will ensure your job is carried out to the highest standard.

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  • Loft Conversion Company in Chelsea

    Hi I’m a carpenter with other 10 years experience, both domestic and commercial. I have extensive knowledge of the trade and an eye for detail. Feel free to contact me with any jobs. Samuel

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  • Loft Conversion Company in Chelsea

    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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  • Polite hardworking Builders and tradesman. Friendly helping guys. Grand advice with fine eye of the final finish. Willing to go the extra mile. No job to small or big. Very honest - hands you can trust. Competitive pricing.

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  • Loft Conversion Company in Chelsea

    Our business is a partnership that undertakes house builds, extension, loft conversion and all general building works with over 40 years experience. Running and organising from start to finish. With a team you can trust to see the work you want completed to the highest of standards.

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  • Loft Conversion Company in Chelsea

    Over 35 years of combined experience as a family buisness we provide the best results for our customers as a residental refurbishment company. We are not the cheapest but always guarantee a perfect finish for our customers. We take pride and joy in our work to achieve the highest standard possible.

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  • Loft Conversion Company in Chelsea

    Europe United ltd. is a UK-registered limited company, established in 2015, providing civil engineering and construction services with a focus on new-build and small-scale development projects. The company combines practical site experience with sound technical knowledge to deliver safe, compliant and cost-effective works for residential and commercial clients. Operating primarily in London and the South East, Europe United ltd undertakes activities such as groundworks, structural alterations, minor civils, and coordination of specialist trade contractors. The company works closely with design professionals, warranty providers and building control to ensure that projects are delivered in accordance with current regulations, industry standards and client specifications. Europe United ltd maintains a strong emphasis on health and safety, quality management and programme control. The company adopts a collaborative approach on site, prioritising clear communication, accurate record-keeping and proactive risk management to minimize disruption and achieve reliable project outcomes for clients and their stakeholders.

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  • Loft Conversion Company in Chelsea

    I HAVE MORE THAN 10S EXPERINSE I CAN DO ALOT OF THING JUST CONTACT ME THANKS

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4.4

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Chelsea, are rated 4.4 out of 5 based on 12 reviews from customers like you.

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What services are offered by loft conversion companies in Chelsea?

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

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 Chelsea loft conversion company.

Find a loft conversion company in Chelsea 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 Chelsea.

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 Chelsea can view your job and register their interest.

Step 2: Review and compare Chelsea 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 Chelsea 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 Chelsea 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 Chelsea

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 Chelsea?

A local loft conversion company in Chelsea 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 Chelsea 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 Chelsea 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 Chelsea

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 Chelsea before agreeing to start the work.

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

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

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