Describe your job with details to view a tailored list of tradespeople.
Post your job

Loft Conversion Companies in Winchmore Hill

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

How it works

Post your job for free

Post your job for free

Tell us about your job, and we’ll alert suitable tradespeople in your area. It’s simple and free.

Tradespeople respond

Tradespeople respond

Once your job is posted, you’ll get responses from interested tradespeople through the website.

Review profiles and choose

Review profiles and choose

Browse profiles, work history, and feedback, then choose who you wish to share your details with.

Some of our top rated loft conversion companies in Winchmore Hill

1532 Results

Sort by:

  • Loft Conversion Company in Winchmore Hill

    Carpentry specialists with 15 years experience in first fix, second fix and roofing. Our extensive experience on renovating listed buildings to new builds, allows us to provide all manners of carpentry efficiently for contractor's and customers alike.

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    Hello we are Scarlet Developments, we are a small family run electrical and construction company situated in Watford / Hemel Hempstead that has been established for 10 years.

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    We're FN Construction, and we've been helping customers with their building since 2015. Over the years, we've tackled just about everything – from brand new homes and big extensions to cosy loft conversions, smart PD projects, and full-home makeovers. Basically, if it involves building, we can help. The thing we're most proud of? Our finish. We're a bit obsessed with getting the details right, and that's what leads to happy customers and loads of repeat business. Got a project in mind? Big or small, we'd love to hear about it. Get in touch for a free, no-pressure quote! Let's chat about what you need.

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    At SVV Construction Group, we turn "to-do" lists into masterpieces. Finding a reliable contractor is the hardest part of any project; we solve that by providing an all-in-one, design-led service that handles everything from the first sketch to the final coat of paint. Why work with us? In-House Design: Our on-board designer ensures your project is aesthetically stunning and functionally smart before a single brick is laid. Full-Spectrum Expertise: No more chasing five different trades. We are your specialists for loft conversions, bricklaying, decking, professional tiling and more. Precision Finishing: Our painters and handymen provide the high-end detail your home deserves, whether it's a full renovation or small repairs. Professional: We pride ourselves on transparent quoting, and a neighbor-friendly approach. We respect your home and your time. By managing the entire workflow under one roof, we guarantee a seamless, stress-free experience and a finish that lasts for decades. Ready to transform your space? Contact SVV Construction Group today for a free consultation. One team, every trade, zero hassle.

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    I am working in construction from 15 years . I have a good and experience team. I recently renovated the 3 bedroom house with a 6 meter back extension. I mostly do loft conversion, back extension, renovate the old house , back garage etc.

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    Hi I'm John I do loft and extension conversion

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    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.

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    We have 10 years experience in fitting kitchen and furniture for brands as Wren kitchen, Schimdt and other brands furniture and kitchen. As we are doing any extra jobs . We are doing most of the building works. We doing as well extension and refurbishment of your dream house .

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    GNC Construction is a construction company focused to satisfy and serve clients wich have residential and commercial projects. We deliver high-quality building projects across London and beyond . We have years of domestic and commercial experience under our belt, no job is too big or small. We can build anything, whether you need your property renovated or an extension added on, whether you need to modernise and enlarge your office building you can count on us.

    Get in touch
  • We are a construction company with over 25 years experience. We Have worked on major projects including extensions, loft conversion and refurbishments. Including smaller projects, new bathroom and kitchens.

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    I have been in this business more then 10 years. I have done so many bathrooms and general building jobs and I can say I am proud on each one of them. I work all over the London area and further and I have learned that value of hard work by working hard. My work ethic is : If I say I am going to do something I do it.

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    high-quality and fast work

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    W M0E Building Contractors Ltd Is a one stop shop where we cover all your Building and maintenance in one company. We build loft conversion extensions fit kitchens and bathrooms Paint and Decorating Installation of flooring Renovation of Driveways. And more.

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    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.

    Get in touch
  • Hi.Welcome to our profile. We are well established building company working in London and surrounding areas. We are specialists in loft conversion and extension. All kind of building works undertaken.also happy to provide photographs and references of our previous happy customers.We offer free quotes.Fully insured,skilled trades men. Finish projects on time limit to suits you. We are proud member of Association of Master Tradesmen and check a trade. thanks for visiting our page.

    Get in touch
  • Loft Conversion Company in Winchmore Hill

    Hi, my name is Steve, I'm passionate about creating space, I enjoy finding creative solutions for difficult projects, I have 25 years and wealth of experience to share. I've won national awards for my design and innovation. I work with a small hand picked team and only tackle 1 project at a time, so quality and attention are never compromised. I love building loft conversion's, transforming kitchens & bathrooms and renovating properties.

    Get in touch

4.2

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Winchmore Hill, are rated 4.2 out of 5 based on 9 reviews from customers like you.

Quality screening

Easily find verified local tradespeople. Just post your job to get quotes from tradespeople near you across the UK.

What services are offered by loft conversion companies in Winchmore Hill?

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

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 Winchmore Hill loft conversion company.

Find a loft conversion company in Winchmore Hill 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 Winchmore Hill.

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 Winchmore Hill can view your job and register their interest.

Step 2: Review and compare Winchmore Hill 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 Winchmore Hill 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 Winchmore Hill 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 Winchmore Hill

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 Winchmore Hill?

A local loft conversion company in Winchmore Hill 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 Winchmore Hill 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 Winchmore Hill 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 Winchmore Hill

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 Winchmore Hill before agreeing to start the work.

Do I need planning permission for a loft conversion in Winchmore Hill?

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

Other tradespeople in Winchmore Hill

Cities