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Loft Conversion Companies in Swanley

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Some of our top rated loft conversion companies in Swanley

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  • Loft Conversion Company in Swanley

    At MB Loft Conversions LTD we Specialise in Loft Conversions & Bespoke Builds. We are Experienced and fully insured Tradesmen that focus on customer satisfaction whilst taking the upmost pride in our work! Check out our photos of some completed projects below.

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  • Loft Conversion Company in Swanley

    Woodford Construction Services Ltd (WCSL) is a building, construction, and refurbishment company, which has been established for more than 25 years. As reputable building contractor, WCSL is able to offer a wealth of experience, having undertaken a broad spectrum of projects in the past. From small residential refurbishments, to large scale, high-value commercial developments, we are confident that we can provide the skills and services that your building project will require. WCSL offer a range of construction services, from architecture and interior design, to building and refurbishment. We have established and developed a diverse variety of expertise, which can be evidenced through our extensive portfolio of previous commissions. From minor alterations, to larger home builds, we have previously taken on a variety of internal and external residential projects. These have included extensions, loft conversions, and various internal refurbishments, including interior fit outs. We have also been involved in a wide range of commercial construction projects. This has ranged from new build construction, to the extensive refurbishment of flats, houses, offices and industrial units.

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  • Loft Conversion Company in Swanley

    Welcome to our building company Kings Row Build ( Registered as Kins Row Build LTD), where we specialise in home extensions and loft conversions. With over 10 years of experience in the industry, we have built a strong reputation for delivering high-quality projects that exceed our clients' expectations. Our team of skilled professionals is dedicated to providing exceptional service and craftsmanship, ensuring that every project is completed to the highest standards. Whether you are looking to add extra space to your home with a stylish extension or make the most of your loft space with a conversion, we have the expertise and skills to bring your vision to life. We take pride in our work and strive to create beautiful, functional spaces that enhance the way you live. Our extensive portfolio of successful projects showcases our commitment to excellence and attention to detail. If you are considering a home extension or loft conversion, look no further than our building company. Contact us today to discuss your project and see how we can help you transform your home.

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  • Loft Conversion Company in Swanley

    About Blg construct, North London & M25 | Family-run | 25+ Years' Experience Hi, I’m Ben. We’re a family-run building company with over 25 years of experience passed down from my dad and uncle. A few years ago, I started my own business to carry on the legacy with fresh energy and a hardworking attitude. Why Choose Us? ✅ We turn up — rain or shine ✅ We treat every project like it’s our own ✅ We’re honest, reliable, and take pride in our work ✅ No cutting corners — just proper, solid workmanship. Our Services; We do project management and A to Z work from design to build and also we have team of planning to help with any applications. Our Philosophy "We don’t just build homes — we build trust." Every job matters to us, no matter the size. We work hard, keep things tidy, and always aim to leave you with results we’re proud of — and you are too. 📍 Based in central London — covering central, all M25 areas and also North London. 📞 Get in touch for a free quote or a friendly chat about your project!

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  • Loft Conversion Company in Swanley

    DARS We are a friendly professional and local company dealing with the smallest project such as building maintenance to major renovations.We pride ourselves on our quality of workmanship, tidyness and exceptional customer relations to ensure every job exceeds expectations.We cover all areas in with in London and beyond.We work closely with the best suppliers which brings you, the customer, not only the best quality but great prices too and we provide a variety of options for every job.

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  • Loft Conversion Company in Swanley

    RMT design and build ltd is fast growing construction company who undertake design build and maintenance. The company has been own by construction professional who has 20 year experience in construction and team of Structural Engineers.

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  • Loft Conversion Company in Swanley

    I am a carpenter with 15 year's experience. Can do any carpentry work( staircases doors,flooring ,roofs etc

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  • Loft Conversion Company in Swanley

    Prestige Home & Extensions ltd specialises in high-quality home improvements, house extensions, loft conversions, bathroom installations, renovations and property upgrades. We pride ourselves on delivering reliable workmanship, attention to detail and excellent customer service from start to finish. Whether it’s a full home extension, loft conversion, new bathroom, kitchen renovation or general building work, we work closely with every client to create results that are built to last. Clean, professional and dependable, we are committed to completing every project to a high standard and on schedule.

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  • Loft Conversion Company in Swanley

    We are a team specialising in roofing work and loft conversions of any complexity.Wooden structures of any complexity . Flat roof all covering. Lead work welding, pitch roof all covering.

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  • Loft Conversion Company in Swanley

    SV Projects Solutions (uk) offer wide range of services, like: full house renovation, kitchen extension , loft conversion, bathroom installation and much more. With over 25 years of experience we guarantee your satisfaction with our work. We insured and work also covered with guarantee. We have experience with private residential and commercial sector. Please contact us if you require any work doing.

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  • Loft Conversion Company in Swanley

    I am a carpenter with over eighteen years of experience, ten years of which I have been running and managing my own jobs. I carry out all types of carpentry first & second fix, from bespoke units and kitchen fitting all the way up to loft conversions and summer houses. I work very closely with reliable trades to get projects with more than just carpentry involved from start to finish.

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  • Loft Conversion Company in Swanley

    I have been in the construction industry for 15 years now I’ve worked all over London and outside London we specialise in painting and decorating but also do other things such as full renovations, extensions, bathroom fitting and driveways we always achieve for the best quality work for customer satisfaction and always aim to meet customers needs and we will always find solutions to any problems

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  • Loft Conversion Company in Swanley

    We are a professional builders

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  • We are a construction company with over 25 years experience. We Have worked on major projects including extensions, loft conversion and refurbishments. Including smaller projects, new bathroom and kitchens.

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  • Loft Conversion Company in Swanley

    Hi, I’m Guillaume[giom], a highly experienced Structural Engineer and Building Control Officer now offering expert structural advice for loft conversions, wall removals, and other home improvement projects. With a career built at top-tier consultancies in London, including my recent role at SOM London on Saudi Arabia’s groundbreaking The Line project, I bring a wealth of knowledge from large-scale, complex developments to your home. I’m new to freelancing for individual projects, but I’m passionate about helping homeowners bring their visions to life with professional drawings, detailed calculation notes, and on-site support. As a Chartered Engineer (France) and soon to be IStructE accredited in the UK, I combine technical expertise with a practical, client-focused approach. Let’s work together to make your project safe, compliant, and successful—on your timeline!

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  • Loft Conversion Company in Swanley

    We specialise in a wide range of loft conversion types tailored to different property styles. Whether you’re considering a space-enhancing Dormer, a bright and airy Velux loft, or a full Mansard transformation, we offer bespoke solutions to suit your needs. Our expert team will guide you through every option – including Hip to Gable and L-Shaped Dormers – to find the ideal fit for your home, layout, and lifestyle goals.

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5

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Swanley, are rated 5 out of 5 based on 3 reviews from customers like you.

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What services are offered by loft conversion companies in Swanley?

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

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 Swanley loft conversion company.

Find a loft conversion company in Swanley 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 Swanley.

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 Swanley can view your job and register their interest.

Step 2: Review and compare Swanley 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 Swanley 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 Swanley 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 Swanley

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 Swanley?

A local loft conversion company in Swanley 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 Swanley 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 Swanley 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 Swanley

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 Swanley before agreeing to start the work.

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

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

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