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Loft Conversion Companies in Streatham

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

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Some of our top rated loft conversion companies in Streatham

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  • Loft Conversion Company in Streatham

    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 Streatham

    Hi my name is Harry, I am a solo worker and own my own company HLR carpentry I have been doing carpentry for 10 years. I always supply and install all of my work. I am renowned for being tidy , reliable & friendly. I have my level 2 NVQ qualification that I passed in college . Below are a list of skills that I have acquired over 10 years of being a tradesman. • Internal door installation. • Door Frames. • Staircase installation • Banisters. • Ironmongery. • Architrave. • Skirting. • Window Seals. • Wall Panelling. • Loft Hatch & Ladder. • Partitions walls. • Bespoke wardrobe’s. • Bespoke Sliding doors. • Draw units. • Kitchen Installation. • Hard wood Floor Installation. • Amtico Flooring Installation. • Bathroom Installation. • Tilling. • UPVC window & Door Installation. • Loft conversion. • Decking Installation. • Garden room/out building. • Garden gates. • Fencing. I also offer Handy man services, I will never turn down work. Please be in touch if you have any inquiries about my work hope to hear from you soon. Many thanks, Harry.

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  • Loft Conversion Company in Streatham

    We are a local building company with over 15 years of experience we benefit from a level of knowledge which enable us to give in depth valuable and profesional services to our clients. Our services include New builds Loft conversions House extensions Refurbishments

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  • Loft Conversion Company in Streatham

    I'm a friendly and approachable person with vast working experience within the Carpentry/Joinery profession. I am quick in my work yet provide a quality finish. Punctual, responsible and a mature individual, capable of meeting deadlines and working in a pressured or busy environment. I'm an eager multi tasker and competent problem solver with good knowledge of electrics, plumbing and plastering.I have given a lot of dedication to my previous employers/clients, and am always keen to meet new people and discover and learn new things. What I Do --------------------------------- 2nd fix, Windows (Making and Fitting - Experienced in both PVC and Hardwood) Doors, Kitchens,kitchen door replacement,Flooring,cabinet making,stair cases. Work History --------------------------------- 2 years apprenticeship with kitchen company. 9 years making and fitting hardwood windows and doors Recent self-employed jobs include ,2nd fix Carpentry on flat conversions,schools,hotels. Availability - Currently 3 -4 days notice required

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  • Loft Conversion Company in Streatham

    HA55 Construction ltd has been serving the community for over 8 years and we have experience in everything from New Builds, Extensions to painting and decorating. We are a friendly and reliable team, who are always happy to help and go the extra mile! Trust Quality Strength Understanding of your needs are what is important to us!

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  • Loft Conversion Company in Streatham

    Wilke Property Services I am a hard working man with 29 years experience. I have huge experience about painting , decorating, plastering, woodwork, plumber, tiling etc. I have the skills to do everything in your home. Wilke Property Services

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  • Loft Conversion Company in Streatham

    We have been on the construction field for last 16 years, we cover every aspect of building work from commercial to residential. We do extension, loft conversion, landscaping, interior design, new build also full maintenance.

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  • Loft Conversion Company in Streatham

    Stone Sa Construction can give you the help and essential advice needed to optimize the space and construction of your building project, but also provide a quality of service.

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  • Loft Conversion Company in Streatham

    We are onest builders, quick and reliable jobs, new on my builder but with lots of experience on the trade, looking for work, we do all kind of refurbish jobs, decorating, carpentry, basic plumbing and electric, new bathrooms or kitchens, back or loft extensions ,landscaping and much more We offer guarantee for our work. Everything seen on the pictures is 100% our work and we have loads of other pictures

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  • Loft Conversion Company in Streatham

    Kelly Griffin -Roofing -Scaffolding -Roofline -Loft Conversions

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  • Loft Conversion Company in Streatham

    Been running business and working for myself for last 8 years, set up company in 2015 and We specialise in loft conversion, kitchen extensions, house refurbishment and new build. I have quite impressive portfolio already whats been build and looking at my builder as opportunity to expand even more. We undertake most building work including •Kitchen fit •Bathroom suites •Loft Conversions •Rear extensions Any service you require we can complete to your desire... Just Ask...

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  • Loft Conversion Company in Streatham

    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 Streatham

    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 Streatham

    BPM contractors are a reputable company, known for our cost-effective prices. Our company offers both competitive pricing and flexibility to the needs of our customers. Some of our services include:General Maintenance,Refurbishment,PlumbingElectrical,Painting,Decorating,Carpentry,Flooring,Windows.

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  • Loft Conversion Company in Streatham

    J&B roofing and construction is a reliable hardworking company established by myself and my partner. After working together for several years on both private and commercial projects we decided to join forces and created J&B roofing. We specialise in roofing, any job any size. We complete all jobs to a professional high standard and are happy to customise every job to suit your individual need, budget and style.

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  • Loft Conversion Company in Streatham

    We are a family run business based in Wraysbury. With many years of experience in all aspects of the building industry. We take pride in our exceptional workmanship, creativity and our commitment to excellence. We have successfully completing over 70 extensions, and have built 10 houses in Ashford, 40 loft conversions, numerous total house refurbishments, a few of which to cater disability living and 8 external swimming pools. We cover a broad spectrum of work and have a diverse understanding to meet the individualised needs of clients.

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4.1

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Streatham, are rated 4.1 out of 5 based on 12 reviews from customers like you.

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What services are offered by loft conversion companies in Streatham?

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

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 Streatham loft conversion company.

Find a loft conversion company in Streatham 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 Streatham.

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 Streatham can view your job and register their interest.

Step 2: Review and compare Streatham 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 Streatham 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 Streatham 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 Streatham

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 Streatham?

A local loft conversion company in Streatham 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 Streatham 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 Streatham 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 Streatham

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 Streatham before agreeing to start the work.

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

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

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