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Loft Conversion Companies in Kingston Upon Thames

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

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Some of our top rated loft conversion companies in Kingston Upon Thames

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  • Loft Conversion Company in Kingston Upon Thames

    Hael Construction Ltd, a proud member of the Federation of master builders, is a trusted construction company based in North London, delivering high-quality building services across the region. We specialise in new builds, extensions, loft conversions, renovations, groundworks, electrical installations, and plumbing. With a skilled team of qualified tradespeople and experienced project managers, we provide a complete service from design to completion. Our focus is on quality workmanship, transparent communication, and delivering projects on time and within budget.

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  • Loft Conversion Company in Kingston Upon Thames

    With over 20 years of experience AMD Building Services can transform your living space trough quality construction.

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  • Loft Conversion Company in Kingston Upon Thames

    At Dunamis Construction Limited, we offer a comprehensive range of construction and home improvement services tailored to your needs. From renovations and extensions to commercial fit-outs and bespoke builds, we ensure quality, efficiency, and precision. Our expert team delivers seamless solutions, transforming spaces with simplicity in construction, excellence in execution.

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  • Loft Conversion Company in Kingston Upon Thames

    Welcome to Urbandoor & Window Glazing Ltd! We are your local specialists in doors, windows, and glazing solutions, providing high-quality installations across the UK. Whether it’s bi-fold doors, UPVC or aluminium windows, skylights, or roof lanterns, we combine premium products with expert craftsmanship. Our team is committed to reliable service, precise measurements, and flawless installations. Every project is carried out to British standards, ensuring safety, energy efficiency, and durability. Call us today for a free quotation and let us brighten your home with quality doors and windows!”

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  • Loft Conversion Company in Kingston Upon Thames

    Tmbl carpentry ltd. We are a small carpentry company specialising in kitchen fitting, loft conversion and extension and all aspects of home development. Our otherside of the business we do commercial fitouts. Office interiors, property maintenance, shop fitouts. We have a over 50 years of combined experience in construction and can provide a multi trade team to cater for all domestic and commercial projects.

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  • Loft Conversion Company in Kingston Upon Thames

    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 Kingston Upon Thames

    Hi ,my name is kiranjot kaur I’m the director of this company,,,me and my husband do work together..i do all the office and online work and my husband do the loft conversion and all building work…we are 5 team members work together,,and we have 12 years of work experience….we do all the jobs on reasonable prices with good work

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  • Loft Conversion Company in Kingston Upon Thames

    Onwood Carpentry & Joinery Ltd specialises in high-quality carpentry and joinery for residential projects. We carry out first and second fix carpentry, as well as build extensions, loft conversions, undertake full renovations, delivering reliable workmanship and a professional service from start to finish. We have strong experience in residential build projects, structural carpentry, including roofs, studwork, RSJs, and all aspects of internal fit-out. We take pride in precision, organisation, and attention to detail on every job. Our services include: • First & second fix carpentry • Structural carpentry • Extensions & loft conversions and new builds We understand how important trust and communication are when working in someone’s home. That’s why we are punctual, tidy, and respectful, keeping sites safe and disruption to a minimum. We aim to complete all work to a high standard, on time and within budget. If you’re looking for a dependable carpentry and joinery company that takes pride in quality workmanship, Onwood Carpentry & Joinery Ltd would be happy to help.

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  • Loft Conversion Company in Kingston Upon Thames

    We work hard and correct

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  • Loft Conversion Company in Kingston Upon Thames

    The Demo Squad is a veteran-owned and operated demolition and clearance company serving homeowners and builders across Surrey, Hampshire, Berkshire and London. We specialise in clean, controlled demolition and site clearance, with a strong focus on safety, reliability, and respect for your property. Whether you’re preparing for a renovation, extension, or new build, we handle the enabling works properly so the next stage runs smoothly. Our services include: Soft strip demolition Garage and outbuilding removal Internal demolition Site and garden clearance Licensed waste and debris disposal Salvage and material reclamation where appropriate We’re fully insured, licensed waste carriers, and known for turning up when we say we will, keeping sites tidy, and communicating clearly throughout the job. We’re happy to work directly with homeowners or coordinate with builders and project managers. If you need demolition or clearance done efficiently, safely, and without hassle, we’d be happy to provide a free, no-obligation quote.

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  • Loft Conversion Company in Kingston Upon Thames

    Building maintenance 10 years experience in building work All building work undertaken

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  • Loft Conversion Company in Kingston Upon Thames

    We are West London based Company who undertake general building works like ( Loft Conversions,Extensions, Refurbishments & Renovations, New Build) also we doing separate duties as: - Roofing - Brick Works - Guttering - Fencing - Plumbing - Electrical works - Joinery - Bathrooms Fitted - Made to mesure Furniture - Flooring - Painting & Decorating - Kitchen Fitting - UPVC/Wooden Windows & Doors

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  • Loft Conversion Company in Kingston Upon Thames

    At the heart of every successful construction project is a team that understands more than just bricks and mortar. It understands people, purpose, and the importance of delivering on promises. Our company has built its reputation on exactly these principles. We are a trusted construction partner known for reliability, quality workmanship, and a collaborative approach that places our clients’ needs at the forefront of everything we do. With years of industry experience, we have established ourselves as a dependable and professional construction company capable of delivering projects of varying scale and complexity. From residential developments and commercial builds to renovations, refurbishments, and specialist projects, we approach every assignment with the same level of commitment and care. Our reputation has been earned through consistent performance, transparent communication, and a genuine dedication to excellence.

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  • Loft Conversion Company in Kingston Upon Thames

    Nikolla Carpentry is a family business with over 30 years of experience in all aspects of carpentry. Costumer satisfaction is very important to us. We take pride in all of our work and we will always ensure that you will be happy with our services. We work with you from concept to completion giving professional advice and recommendations when needed. Being a family business we guarantee you quality work as we ourselves will get the work done. We never sacrifice quality for time. To give you a stress free service is also very important for us. Contact us for all your enquiries

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  • Loft Conversion Company in Kingston Upon Thames

    We are a family run construction company we are based in north London but operate around the whole London Area, and we specialise in loft conversions and extensions, we have over 15 years experience in the trade with highly qualified professionals we strive for perfection.

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  • KL Interior Architecture and Construction Limited™ has been working in interior design and construction business over the last 20 years. We are ready to serve

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4.5

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Kingston Upon Thames, are rated 4.5 out of 5 based on 8 reviews from customers like you.

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What services are offered by loft conversion companies in Kingston Upon Thames?

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

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 Kingston Upon Thames loft conversion company.

Find a loft conversion company in Kingston Upon Thames 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 Kingston Upon Thames.

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 Kingston Upon Thames can view your job and register their interest.

Step 2: Review and compare Kingston Upon Thames 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 Kingston Upon Thames 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 Kingston Upon Thames 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 Kingston Upon Thames

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 Kingston Upon Thames?

A local loft conversion company in Kingston Upon Thames 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 Kingston Upon Thames 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 Kingston Upon Thames 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 Kingston Upon Thames

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 Kingston Upon Thames before agreeing to start the work.

Do I need planning permission for a loft conversion in Kingston Upon Thames?

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

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