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Loft Conversion Companies in Coulsdon

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

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Some of our top rated loft conversion companies in Coulsdon

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  • Loft Conversion Company in Coulsdon

    Loft conversion, Brick work, Extensions, Plumbing, Electrical, Kitchen, complete house renovation, Driveway, Porch, Skimming, Block pavement, Painting and Decorating, Bathroom. All construction work.

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  • Loft Conversion Company in Coulsdon

    We Specialise in all your roofing needs from basic tile replacements to new membrane installation and new guttering system. With a vast range of fascia and soffit designs, you have come to the right place.

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  • Hi ! My name is Adrian I been working on construction industry for almost 8 years now! I have a small company with my brother which we call it ’ Allushi Construction LTD’ We undertake any kind of work including: Loft conversation House Extension Full house refurbishment Electrical and plumbing work Painting and decorating Kitchens and bathroom Carpentery work Plastering And many more !

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  • Loft Conversion Company in Coulsdon

    We are Experienced builder well equipped to take up New Build House and Flats, Loft Conversions, Side and Rear Extensions and general Renovation of a Property

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  • Loft Conversion Company in Coulsdon

    We do all kinds of building works like electric, plumbing , roofs , tilling, plastering, etc

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  • Loft Conversion Company in Coulsdon

    I am an experienced builder providing both handyman services and larger building works. My background includes loft conversions, extensions, and full property renovations, with hands-on experience from strip-out and structural work through to plasterboarding and finishing. I currently work within a construction team delivering a wide range of internal and external building projects, which gives me strong practical knowledge across multiple trades. Alongside larger jobs, I also take on general home repairs and maintenance, including furniture assembly, TV mounting, door and lock repairs, plumbing fixture replacements, sealing, and other household tasks. I’m happy to help with both small jobs and more time-consuming projects. I am reliable, tidy, and focused on delivering quality workmanship. For bigger jobs, I can arrange additional skilled help if needed to complete the work efficiently and to a high standard.

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  • Loft Conversion Company in Coulsdon

    We are Structural Engineers with many years experience. We work both locally and far into Kent, Essex, Surrey and Sussex. We design loft conversions, back and side extensions, basement conversions, refurbishment and new build. We assist Builders and Home Owners with structural issues when problems arise on site. We work with Architects, Party Wall Surveyors and Local Authorities. PLEASE NOTE THAT WE DO NOT BUILD LOFTS, WE DO THE STRUCTURAL CALCULATIONS TO ENABLE BUILDING CONTROL APPROVAL.

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  • Established in 2010 Northstar Building Solutions are a highly successful building company specializing in exceptional residential projects. As well as covering all aspects of new build and can deliver technical expertise to the latest building designs. We pride ourselves in completing a variety of projects including affordable and high specification housing, energy centres, hotels, restaurants, community centres and a church; we are experts at Extensions, Conversions.

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  • Loft Conversion Company in Coulsdon

    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 Coulsdon

    Hi I’m jagjit johal we r doing excellent work house extension and loft conversion i have 20 years experience for building works

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  • Loft Conversion Company in Coulsdon

    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 Coulsdon

    We are a reliable and experienced building company specialising in home extensions, renovations and structural alterations. From foundations and drainage through to roofing, plastering and final finishes, we manage projects from start to completion with a focus on quality workmanship and clear communication.

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  • Loft Conversion Company in Coulsdon

    Backed by more than 30 years’ experience in the industry, Bask Construction Ltd have established themselves as one of the leading installers of all types of suspended ceilings, walls, and partitions in the Greater London area. From drywall to demountable partitioning systems, our installations are always completed to the highest possible standard.

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  • Loft Conversion Company in Coulsdon

    We have 12 years experience in lofts conversion, extension, painting and decorating, concrete and concrete framework, flooring, roofing etc

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  • Louis Carlsen Build and Renovation is a well regarded construction and renovation company experienced in transforming spaces with exceptional craftsmanship and attention to detail. With a team of experienced professional contractors and specialist engineers in a number of fields we offer a full range of services, from custom home builds and comprehensive renovations to external high level and ground works. Our commitment to quality, reliability, and customer satisfaction ensures that your project is completed on time, within budget, and to the highest standards. Choose Louis Carlsen Build and Renovation for unparalleled service and results that exceed expectations.

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  • Loft Conversion Company in Coulsdon

    Hi i want to tell you one thing only, you will be proud yourself to hire me build your dream house.and i know you are spending your hard earned money foryour build a dream house once in a life.i have an experience last 25 years. all kind of building work taken.

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4.7

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Coulsdon, are rated 4.7 out of 5 based on 10 reviews from customers like you.

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What services are offered by loft conversion companies in Coulsdon?

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

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 Coulsdon loft conversion company.

Find a loft conversion company in Coulsdon 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 Coulsdon.

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 Coulsdon can view your job and register their interest.

Step 2: Review and compare Coulsdon 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 Coulsdon 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 Coulsdon 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 Coulsdon

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 Coulsdon?

A local loft conversion company in Coulsdon 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 Coulsdon 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 Coulsdon 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 Coulsdon

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 Coulsdon before agreeing to start the work.

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

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

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