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Loft Conversion Companies in Mortlake

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Some of our top rated loft conversion companies in Mortlake

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  • Loft Conversion Company in Mortlake

    Hi, I'm mandeep bajaj a reliable and experienced tradesperson with a strong commitment to quality and customer satisfaction. I specialise in loft extension, driveway,garage,bathroom fitting, plumbing, tiling, etc.] and take pride in delivering high-quality workmanship on every job, no matter the size. With 10 years of experience, I have the skills and knowledge to complete your project efficiently and to the highest standards. I’m punctual, tidy, and respectful of your home, and I believe clear communication is key to a successful project. Whether you need help with a full bathroom renovation or a small repair, I’ll work with you to make sure the job is done right. Feel free to get in touch—I'd be happy to discuss your project and provide a free, no-obligation quote. --- Let me know if you'd like this tailored further for a specific trade or service.

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  • Loft Conversion Company in Mortlake

    Hi

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  • Loft Conversion Company in Mortlake

    With over 20 years of experience in the building industry, I specialise in high-quality house extensions and loft conversions that add space, value, and long-lasting quality to your home. I take pride in delivering work to a professional standard, with a strong focus on reliability, clear communication, and attention to detail. From the initial design stage through to completion, I work closely with customers to ensure every project is carried out smoothly, safely, and to the agreed timeline. Whether you're looking to expand your living space, create an extra bedroom, or fully transform your property, I bring the skills and experience needed to deliver results you can trust. I’m committed to providing honest advice, transparent pricing, and a clean, tidy working environment. Customer satisfaction is extremely important to me, and much of my work comes from repeat clients and recommendations. I look forward to helping bring your next project to life.

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  • Loft Conversion Company in Mortlake

    Hello everyone. I am a builder with 7 years of experience in the industry. I do a little bit of everything from small repairs to construction jobs like roofs, loft conversion and extensions. Honest and correct in the work. I stand out from others because I am fast but meticulous in my work. Pick me and you enjoy time with your family I will fix your house as if it was mine.

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  • Loft Conversion Company in Mortlake

    I am a dedicated and passionate carpenter with experience in delivering high-quality work in the woodworking field. I have strong skills in using specific tools and equipment, including hardware, cutting machines, and hand tools. I have experience in building and repairing furniture, doors, hardware, and other wooden structures, paying special attention to detail and finishes. I am also familiar with reading plans and technical specifications, which allows me to meet client requirements and deliver projects on time. I am a hardworking, responsible person capable of collaborating effectively in a team, as well as working independently. I enjoy continuously learning and improving my skills, always open to new techniques and methods of working. I am confident that my experience and dedication will add value to your team.

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  • Loft Conversion Company in Mortlake

    We’re a family-run business with strong roots in Surrey and London, built on trust, hard work, and doing things the right way. For us, roofing and property care isn’t just a trade — it’s a responsibility. We treat every home as if it were our own, taking the time to listen, advise honestly, and deliver workmanship we’re genuinely proud of. From small repairs to full roofing projects, our reputation has been built through word of mouth, repeat customers, and a commitment to quality that never slips.

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  • Loft Conversion Company in Mortlake

    Skimming plaster, K rendering, Sand plaster, tile work , garden work, driveway work, and any type house renovation and building contract

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  • Loft Conversion Company in Mortlake

    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 Mortlake

    We the “Dreamland Construction Ltd” are a general building firm. We offer a full range of services from architectural and structural design to dealing with planing permissions and council applications. We only use reputable and qualified trades to complete our projects on time in the most professional way possible. We undertake a wide range of works including new builds, extensions, Loft conversions, refurbishments, Kitchens, bathrooms, plumbing, electrics and decorating.

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  • Loft Conversion Company in Mortlake

    We are a London-based Design and Build Construction Company that specialises in exceptional extensions, loft conversions, renovations. We exceed our clients' expectations by providing accurate project management that ensures quality is always attained while keeping costs and budgets in mind. Our skilled team has the capacity and knowledge to accomplish your project to the highest standards. The high quality we generate is obvious in all of our completed projects, regardless of size or complexity. Our goal is to provide smooth project management and great end results for all projects we undertake across London.

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  • Loft Conversion Company in Mortlake

    Cliden Construction LDN is a small, London-based construction company specialising in high-end domestic refurbishments. With a passion for quality and attention to detail, we work closely with discerning clients across London to transform their homes into exceptional living spaces. Whether it’s a complete structural refurbishment, a luxury kitchen or bathroom renovation, or a full interior overhaul, we pride ourselves on delivering outstanding results that exceed expectations. As a boutique construction firm, we offer a highly personalised service. You will deal directly with experienced professionals who care about every aspect of your project — from the initial design consultation through to the final finishing touches. We only use premium materials and trusted specialist tradesmen to ensure a flawless finish every time. At Cliden Construction LDN, we understand that your home is one of your most important investments. That’s why we are committed to the highest standards of craftsmanship, reliability, and client satisfaction on every project we undertake. We look forward to the opportunity to bring your vision to life.

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  • Loft Conversion Company in Mortlake

    Almedon Construction is a privately owned family run business that exudes energy, ambition, and confidence. We leading independent versatile and experienced construction business for more then 15 years providing specialist solutions for Remediation, Groundworks, temporary works, and RC Frames, precast & insitu concrete, frames, external works, loft conversion, extension, Interior painting & decorating, Exterior painting & decorating across London.

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  • Loft Conversion Company in Mortlake

    Experience

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  • Loft Conversion Company in Mortlake

    Walter Weir Ltd - established as a design and build contractor for the highest specification projects in residential and commercial developments in London & The South East. Our team of skilled tradesman, project managers & architects cover all scope of works within construction, who are experienced professionals, making the dream a reality for every client. We believe in cementing lasting relationships with clients & this can only be achieved by maintaining a constantly high standard of work.

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  • Loft Conversion Company in Mortlake

    We are a family-run team based in London, delivering quality reinstatement and structural packages with a focus on safety, compliance, and finish. Our services include: Full roof reinstatement (strip and recover, pitched and flat systems) Foundations and groundworks for home extensions and full builds Drainage systems, soakaways, trenching and reinstatement Structural works, retaining walls, concrete pads Skilled paving and driveways: block, slab, concrete, tarmac and natural stone Fencing and external reinstatement Why choose us: CSCS-trained operatives, CITB-trained supervision Fully insured with RAMS prepared for every project Experience on both domestic and commercial sites, including listed buildings Domestic clients and subcontracting welcome.

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  • Loft Conversion Company in Mortlake

    Our team is proper qualified all these building works. We are specialists in new build , loft conversion, extension bathroom and all over inside renovations with on all resonable quotes Thanks

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4.4

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Mortlake, 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 Mortlake?

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

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 Mortlake loft conversion company.

Find a loft conversion company in Mortlake 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 Mortlake.

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 Mortlake can view your job and register their interest.

Step 2: Review and compare Mortlake 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 Mortlake 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 Mortlake 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 Mortlake

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 Mortlake?

A local loft conversion company in Mortlake 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 Mortlake 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 Mortlake 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 Mortlake

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 Mortlake before agreeing to start the work.

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

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

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