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Loft Conversion Companies in South Hampstead

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

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Some of our top rated loft conversion companies in South Hampstead

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  • Loft Conversion Company in South Hampstead

    Refurbishment,house extension,loft conversion,kitchen,bathroom,flooring, carpet,double glazing,plumbing,heating electric.garden,driveways.garage conversion All type of building work

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  • Loft Conversion Company in South Hampstead

    We do Loft conversion, kitchen extensions ,full house electrical work and plumbing work, House renovation, bathrooms, driveway work, CCTV installation,

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  • Loft Conversion Company in South Hampstead

    Dynamic and highly experienced builder whit over 35 years in residential construction. Taking on variety of projects Lofts,Extensions, Renovations from concept to completion. Dedicated to quality in craftsmanship and delivering results to client expectations . Managing projects hands an. Fully insured whit public liability coverage. Reference from clients

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  • Loft Conversion Company in South Hampstead

    Plastering

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  • Loft Conversion Company in South Hampstead

    Tmbl carpentry ltd. We are a small carpentry company specialising in kitchen fitting, loft conversion and extension and all aspects of home development. Our otherside of the business we do commercial fitouts. Office interiors, property maintenance, shop fitouts. We have a over 50 years of combined experience in construction and can provide a multi trade team to cater for all domestic and commercial projects.

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  • Loft Conversion Company in South Hampstead

    I fit loft boarding and ladder systems in peoples homes.

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  • Loft Conversion Company in South Hampstead

    Family run business whit 30 years experience in private projects mostly in East London I enjoy challenges and always complete the projects Doing projects ,we also have a fair share off internal works as kitchen and bathrooms, plumbing and electrical Whit experience I learned to offer fair and correct quotes and create a friendly bond whit my clients Also I can advise in saving the costs were possible, architectural drawings, engineering calculations ,planning permission, building control are included in my services if needed . If you are looking for a good job a reasonable price and someone you can trust we are the team for you

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  • Loft Conversion Company in South Hampstead

    We are a trusted and professional company with 4–5 years of experience in home construction, renovation, and interior finishing work. We specialize in bedrooms, bathrooms, kitchens, lofts, all building works and complete home renovation projects. We undertake both direct contracts and subcontract work, providing complete solutions from planning and design to execution and finishing. Our skilled and experienced team is committed to delivering quality workmanship, modern designs, and clean finishing. We focus on timely project completion, customer satisfaction, honesty, and transparency in every project. Our goal is to build beautiful spaces and long-term relationships based on trust and excellent service. Thanks

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  • Loft Conversion Company in South Hampstead

    Hi, I’m a professional roofer with 15 years of experience in residential and commercial roofing. I specialize in roof repairs, replacements, inspections, and storm damage restoration. I take pride in delivering high-quality workmanship, honest assessments, and dependable service. Whether you need a small repair or a full roof replacement, I’m here to help protect your home or business with a job done right the first time.

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  • Loft Conversion Company in South Hampstead

    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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  • Loft Conversion Company in South Hampstead

    Decohomes Limited have been established over 14 years . We are an experienced company who can help with all aspects of building trade. We are specialised in LOFT CONVERSIONS AND EXTENSIONS, KITCHEN, BATHROOM AND HOME REFURBISHMENT. COMPETITIVE PRICES!!

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  • Loft Conversion Company in South Hampstead

    Hi, I am very experienced plumber, been in business since 1984. I do all plumbing work.

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  • Loft Conversion Company in South Hampstead

    Okay, here's a company description you can use: "We're a team of experienced roofers dedicated to providing top-quality roofing services. From repairs to full replacements, we're committed to delivering durable, reliable roofs that protect your home or business. We take pride in our workmanship and strive for customer satisfaction on every project. Let us take care of your roofing needs!"

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  • Loft Conversion Company in South Hampstead

    TrustBuilt Projects is a London-based building and renovation company providing reliable, high-quality construction services for both residential and commercial clients. We specialise in home renovations, extensions, loft conversions, kitchen and bathroom refurbishments, and outdoor works such as driveways, fencing, and garden landscaping. Our team also manages commercial fit-outs for restaurants, shops, and offices.we manage the entire process from start to finish. Visiting your site for a free consultation and detailed quote Coordinating skilled tradespeople (plumbers, electricians, carpenters, decorators) Purchasing materials and ensuring quality control Managing timelines, communication, and payments — all through one trusted contact With over 30 years of experience in the building trade, we combine traditional craftsmanship with modern project management to deliver dependable, professional results. We believe in transparency, fair pricing, and trust. Every job — big or small — is completed with attention to detail, safety, and customer satisfaction at its core. Whether you’re improving your home, adding new space, or renovating your business premises, TrustBuilt Projects is here to make it stress-free, and successful.

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  • Loft Conversion Company in South Hampstead

    Welcome to Calibra we are a family run company specialising in architectural services , damp proofing , general building & a bespoke design and build services all these services under one roof to bring you a seamless service you will be sure to recommend

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  • Loft Conversion Company in South Hampstead

    Hi there I’m builder, I do all kind of jobs related construction, if you want work at your home or shop our team is ready 7/24 please, thanks. Reach me, Tahir

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4.4

Top rated Loft Conversion Companies

Our Loft Conversion Companies in South Hampstead, 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 South Hampstead?

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

Find a loft conversion company in South 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 South 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 South Hampstead can view your job and register their interest.

Step 2: Review and compare South 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 South 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 South 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 South 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 South Hampstead?

A local loft conversion company in South 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 South 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 South 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 South 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 South Hampstead before agreeing to start the work.

Do I need planning permission for a loft conversion in South 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 South 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 South Hampstead loft conversion companies offer strategies to minimise disruption, but in complex projects, temporary relocation may be advisable.

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