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Loft Conversion Companies in Clapham Junction

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Some of our top rated loft conversion companies in Clapham Junction

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  • Loft Conversion Company in Clapham Junction

    New build Extension Loft conversion Full refurbishment

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  • Loft Conversion Company in Clapham Junction

    Welcome to Lamont Builds Limited, your trusted partner for all your building needs in Surrey and across England. Specialising in a wide range of services, including extension building, loft conversions, renovations, garage conversions, and home office conversions, we are committed to transforming your living spaces into functional and beautiful environments. Our team of skilled professionals is dedicated to delivering high-quality craftsmanship and exceptional customer service, ensuring that every project is completed to your satisfaction. Located in the heart of Staines-upon-Thames, Lamont Builds Limited has established a strong reputation for excellence in the building industry throughout Surrey. Whether you're looking to expand your home with a seamless extension or convert your loft into a cosy retreat, our experienced builders are here to bring your vision to life. We understand the importance of creating spaces that not only meet your practical needs but also enhance the overall aesthetic of your home. Our extension builders are adept at designing and constructing additional spaces that blend seamlessly with your existing structure. From initial planning to final touches.

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  • Loft Conversion Company in Clapham Junction

    Electric, Roofing,bathrooms,skimming

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  • Loft Conversion Company in Clapham Junction

    Construction

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  • Loft Conversion Company in Clapham Junction

    Highly experienced and approved by companies such as Wren Kitchens, Wickes etc, we proudly take on and deliver high quality work to our clients. Our proficiency extends to the successful completion of extension projects and loft conversions with many additional trades, showcasing our commitment to quality and innovation. At BESJON, we prioritize customer satisfaction and provide exceptional customer service. Our team is skilled and known for their friendliness, creating a positive and collaborative environment throughout the construction process. Choose BESJON Construction LTD for a seamless and reliable construction experience.

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  • Loft Conversion Company in Clapham Junction

    We are a commercial and residential facilities management company We cover the following services; All statutory compliance under service agreements, commercial and residential: L8 water treatment Fire alarm systems Smoke vent systems Sprinkler systems Emergency light systems With/without service agreements commercial and residential: All electrical installation, repairs, maintenance, EICR and fixed wiring etc insepection/certification All heating system installation, modifications, repairs, maintenance All gas installations, repairs, maintenance and gas safety certification HIU install, repairs and servicing MVHR installation, repairs, servicing and certification BMS modifications, install, servicing AC install, servicing, maintenance and certification AHU modifications, servicing, maintenance Chiller unit modifications, install and maintenance Residential glazing Loft conversions Extensions Commercial cleaning Pest control And more... We provide only award winning engineers and contractors that do not cut corners and get the job done first time and right with no comebacks

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  • Loft Conversion Company in Clapham Junction

    Hey Pawanpreet here , i am fully experienced builder in all types of building work such as extension work , fully house rennovation , loft conversion , garden , tiles work , paint and decoration feel free to contact us

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  • Loft Conversion Company in Clapham Junction

    Welcome to Capital Roofing and Building Ltd With over 6 years of experience, we provide reliable and professional home improvement and repair services across London and surrounding areas. We specialise in: • Roofing repairs and installations • Loft conversions • General building work • Home renovations • Interior and exterior painting & decorating Our goal is to deliver high-quality workmanship, honest pricing, and excellent customer service on every project. ~ Free quotes from photos ~In-person quotations available (small call-out charge may apply) ~Fast response and competitive prices No job is too big or too small — contact us today and let us help improve your home with trusted professional service.

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  • Loft Conversion Company in Clapham Junction

    We make pitched and flat roofs. Constructions and covering in various techniques. Metal roofs and facades such as zinc, cooper, aluminum, lead. Pitched roofs, cement, ceramic, natural slates tiles. Flat roofs single ply pvc,torch on felt,epdm resitrix and liquid polyurethane membrane. We have over 20 years of experience.

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  • Loft Conversion Company in Clapham Junction

    Kallides-Sons is a trusted design and build company based in South Ruislip, proudly serving clients across the surrounding areas. We offer a wide range of bespoke services designed to transform both the interior and exterior of your home with precision, creativity, and care. Every project we undertake is tailored to reflect your unique vision, combining functionality, beauty, and lasting quality Our expertise covers full refurbishments, kitchen and bathroom makeovers, home extensions, and detailed interior craftsmanship. Inside the home, we specialise in custom furniture, bespoke cabinetry, and fine woodwork, creating elegant and practical spaces that blend seamlessly with your lifestyle. Each piece of furniture and joinery is handcrafted to order, using premium materials and traditional techniques to ensure timeless appeal and exceptional durability. From concept to completion, our team works closely with you, offering expert guidance and creative insight to achieve results that exceed expectations. Beyond interiors, Kallides-Sons is equally passionate about enhancing outdoor living. We design and build patios, decks, and bespoke garden structures that extend your home’s living space and create beautiful, functional environment

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  • Loft Conversion Company in Clapham Junction

    We are London based construction company we do all kind of building jobs like loft conversion, house extensions and new builds, we have 7 year experience in trade. We have received several reviews from other websites on our performance on their builds. Our company is new to "my builders" and we are looking forward to work with you if you choose our company to achieve your needs. We are open to critical criticism to allow us to improve and meet the needs of the peoples wishes.

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  • Loft Conversion Company in Clapham Junction

    Hi We are building company that has been around West London & North London for around 30 years. We have recently taken the step to advertise on the digital space with the majority of our work, coming from referrals and word-of-mouth. We are looking forward to advertising on this platform. We specialise in all forms of construction, whether that be loft conversions or ground up structures, painting & decorating, electric or plumbing works, and everything in between.

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  • Loft Conversion Company in Clapham Junction

    We are JVG London Ltd a specialist team providing high performance building solutions and interior finishes throughout London and the surrounding areas. We provide expert installation of external and internal wall insulation systems that maximize thermal efficiency and protect your property. By utilizing advanced silicone rendering and professional plastering techniques we ensure every project achieves a durable and weather resistant finish. We are dedicated to craftsmanship and technical precision helping homeowners and businesses create energy efficient environments. Every installation is handled by our experienced specialists who prioritize structural integrity and a mirror smooth aesthetic. Through our commitment to transparent service and quality materials we maintain a reputation for excellence in the trade industry.

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  • Loft Conversion Company in Clapham Junction

    Hi, I am iqbal singh. We are a team of 4 and very professional. Very keen to build our customers a quality home.

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4.4

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Clapham Junction, 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 Clapham Junction?

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

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 Clapham Junction loft conversion company.

Find a loft conversion company in Clapham Junction 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 Clapham Junction.

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 Clapham Junction can view your job and register their interest.

Step 2: Review and compare Clapham Junction 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 Clapham Junction 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 Clapham Junction 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 Clapham Junction

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 Clapham Junction?

A local loft conversion company in Clapham Junction 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 Clapham Junction 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 Clapham Junction 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 Clapham Junction

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 Clapham Junction before agreeing to start the work.

Do I need planning permission for a loft conversion in Clapham Junction?

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

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