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Loft Conversion Companies in South London

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

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Some of our top rated loft conversion companies in South London

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  • Loft Conversion Company in South London

    We are a small business that takes on most aspects of building work and have the correct trades for the jobs that are required .

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  • Loft Conversion Company in South London

    100years Construction Ltd “Where vision takes shape with quality that lasts” Lofts | Extensions | Roofing Full House Refurbishments Free Quotes Available

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  • Loft Conversion Company in South London

    Punctuality, quality works , clean

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  • Loft Conversion Company in South London

    CPR (Complete Property Renovations) is a professional property renovation company specializing in complete renovation solutions for residential and commercial properties. We deliver high-quality workmanship across every stage of the renovation process, from initial demolition and structural alterations to the final finishing touches. Our services include kitchen and bathroom renovations, flooring installation, painting and decorating, electrical and plumbing works, interior refurbishment, and complete property fit-outs. Whether you’re renovating a house, apartment, office, or retail space, we are committed to delivering reliable, efficient, and high-quality results tailored to your needs.

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  • Loft Conversion Company in South London

    Baco Construction Ltd offers services like house extension, loft conversion, house refurbishment in London. We can also help you with your home interior design

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  • Loft Conversion Company in South London

    I'm in construction around 18 years. We can help you with small maintenance work to build new extension or loft conversion. If you need new kitchen or bathroom we can help. We working with partners who can design and manufacture joinery, bifold doors and windows.

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  • Loft Conversion Company in South London

    Parris Development covers the full spectrum of residential renovation - from structural remodelling and internal reconfigurations to restoring listed buildings and navigating conservation area constraints. We handle landlord licences for alterations, liaise with building control, and ensure all work is fully compliant with the latest Building Regulations and British Standards. Our team excels at complex projects and collaborates closely with architects, planning consultants, and engineers to deliver seamless, regulation-compliant outcomes that protect your investment and enhance your living space.

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  • Loft Conversion Company in South London

    We are an established construction company based on the London/Surrey borders. If we can’t do it, then it’s unlikely it can be done. Reach out to us if you want something small like a bathroom or kitchen fitted, through to your home refurbishments, loft conversions, extensions and new builds. We also specialise in complex groundwork like underpinning, foundation work, and we’ve done a few high profile basements. Call us if you want to go through your requirements.

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  • Loft Conversion Company in South London

    No job too small, no task too tricky. From minor electrical repairs and installations to fixings and maintenance, Skilled handymen who know how to get it done quickly, safely, and to a high standard. Reliable, professional, and ready to make your home or business run smoothly.

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  • Loft Conversion Company in South London

    Uz Pro Construction Ltd is a London-based bathroom renovation and tiling specialist. We deliver complete bathrooms, ensuites, wetrooms and walk-in showers through one directly-managed team — no subcontracting the job out to strangers you've never met. Every project starts with a free home survey and a fixed price agreed in writing before any work begins, so there are no surprise costs once we're on site. Tiling services: wall and floor tiling to any specification — large-format porcelain, marble and stone-effect, herringbone and metro patterns, fluted and textured finishes. We tile bathrooms and kitchens alike, whether you supply your own tiles or we do, with exact quantities specified up front. We're Constructionline Gold and SSIP accredited, and every job comes with a 24-month workmanship warranty. Our last four bathroom renovations ranged from £11,500 to £16,000 and took two to four weeks on site — real figures from real completed jobs, not estimates. We cover Central and North London and the surrounding boroughs, including Marylebone, Islington, Woolwich, Streatham and Mill Hill. Get in touch for a free, no-obligation survey and a written quotation.

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  • Loft Conversion Company in South London

    Loftnix Developments is a trusted, London-based construction company specializing in high-quality loft conversions, home extensions, and full property refurbishments. With over a decade of hands-on experience, we take pride in turning ordinary spaces into extraordinary living environments. From concept to completion, we manage every detail of your project with precision, professionalism, and a personal touch. Our team is committed to delivering work that is not only structurally sound but beautifully finished on time and within budget. Whether you're looking to create a new bedroom in your loft, expand your kitchen, or completely renovate your home, Loftnix Developments brings the craftsmanship, care, and expertise to bring your vision to life. We serve clients across North and Greater London, and our reputation is built on word-of-mouth, repeat business, and high client satisfaction. Get in touch today for a free, no-obligation quote and discover how we can help you maximize the potential of your home.

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  • Loft Conversion Company in South London

    We have been roofing now for nearly 15 years. We take on a wide range of things from lofts, extensions to small things like changing a tile. Nearly all roofing work is taken on.

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  • Loft Conversion Company in South London

    We are a highly professional team with over 40 years experience in the roofing and building trade PITCHED ROOFS FLAT ROOFS FACIA SOFFET CHIMNEY REPAIRS/REMOVAL GUTTERING LOFT CONVERSIONS DRONE SURVEYS Through the years we have built a large network of trusted trades we work closely with so we can provide you with expert advice and workmanship throughout your project and can put you in contact with proper trades people There are far to many cowboys in the roofing game and picking the right roofer can be difficult We provide a free drone service so you the customer can see exactly what we see so you have peace of mind the works being carried out are necessary and to the highest standard

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  • Loft Conversion Company in South London

    🏗️ Welcome to ERA Construction Solutions – a trusted family business with years of experience delivering high-quality building services across London. ✨ We specialise in: • 🏠 House Extensions & Loft Conversions • 🛁 Bathroom Renovations • 🏡 Full Home Renovations • 🧱 Plastering, Tiling & More 🔑 Why choose us? • ✅ Fully Certified & Fully Insured – your home is in safe hands • ✅ All Work Guaranteed – we stand by the quality we deliver • ✅ Reliable & Professional Team – from planning to completion • ✅ 65+ ⭐ Google Reviews – proof of happy customers and excellent service At ERA Construction Solutions, we combine craftsmanship, reliability and clear communication. Whether it’s a small project or a complete house transformation, we approach every job with the same dedication to quality. 📞 Get in touch today – let’s bring your vision to life with trust, quality and care.

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  • Loft Conversion Company in South London

    Dreaming of extra space in your home? Whether it's a larger kitchen, a new bedroom or a larger and spacious living area, a house extension can transform your living space and enhance your quality of life. At SEDCO, we cater to your contsruction needs with expertise. We are all about maximising your living space and making your dream and ideal home, a reality! Weather you're considering knocking down a wall, converting your loft space, extending into your rear garden or diving into a brand-new build adventure, we're here to help you every step of the way. Our Services Include: - Architectural Design - Planning Permission - Structural Engineering Consultants - Structural Reports - Party Wall Matters - Project Coordinators - Building Construction Services Operating in London and its suburban areas, we pride ourselves on our commitment to deliver exellence and customer satisfaction. Whether it's a residential renovation or a commercial development, we bring expertise, reability, and integrity to every project. Are you ready to embark on your next construction venture? Contact us today to schedule a complimentary consultation with one of our construction specialists. Let's turn your vision into reality, together.

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4.7

Top rated Loft Conversion Companies

Our Loft Conversion Companies in South London, are rated 4.7 out of 5 based on 12 reviews from customers like you.

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

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

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 London loft conversion company.

Find a loft conversion company in South London 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 London.

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 London can view your job and register their interest.

Step 2: Review and compare South London 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 London 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 London 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 London

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 London?

A local loft conversion company in South London 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 London 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 London 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 London

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 London before agreeing to start the work.

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

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

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