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

Loft conversion companies in Greenford

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

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 Greenford

1636 Results

Sort by:

  • Loft Conversion Company in Greenford

    Welcome to Mng Roofing Ltd – Your Local Roofing & Building Experts With over 20 years of experience, we’ve built a reputation across London and surrounding areas for reliable, high-quality construction and roofing services. Every job is handled by our trusted in-house professionals — we’re here to protect and enhance your home with care and precision. We specialise in: 👉 New Roof Installations – flat and pitched roofs in slate, tile, felt, bitumen, and modern PVC membranes. 👉 Roof Repairs & Maintenance – from small leaks to major refurbishments. 👉 Fascias, Soffits & Guttering – installation, replacement, and professional cleaning. 👉 Garage & Extension Roofs – tailored solutions for outbuildings and home extensions. 👉 Leadwork & General Roofing Services – high-quality lead flashing, detailing, and associated building work. 👉 Extensions – full design-and-build services to increase your living space and add value to your property. 👉 Loft Conversions – transforming unused lofts into bright, functional rooms while ensuring Building Regulations compliance. 👉 Outhouses – bespoke garden buildings designed and built to suit your needs, from offices to relaxation spaces. Whether you're dealing with a leak, planning a renovation, or considering a full extension or conversion, we tailor our work to suit your property and budget. We’re proud to offer honest advice, expert craftsmanship, and guaranteed results. When you choose us for your project, you’re not only getting skilled workmanship — you’re also fully protected by comprehensive insurance cover: ✅ Employers’ Liability (£10 million): Protects our team while they work on your property. If any of our staff are injured, you’re never at risk of being held responsible. ✅ Public Liability (£5 million): Covers accidental damage or injury to third parties. For example, if a falling tile damages a neighbour’s car, you’re completely protected. ✅ Products Liability (£5 million): Ensures you’re covered if any of the materials we supply and install turn out to be faulty or cause damage. In simple terms, our insurance gives you total peace of mind: whatever happens, you’re financially protected, and your property is in safe hands. 🤝 If you're looking for a builder and roofer who values safety, quality, and customer satisfaction—let’s talk. 📞 Feel free to message me now to arrange a free site visit and no-obligation quote.

    Get in touch
  • Loft Conversion Company in Greenford

    We partner with busy homeowners and property developers, offering architectural solutions that bring value and style to every project. Whether you’re building a new home, garage conversions, flat conversions, basements, loft conversions, outbuildings, planning applications and building regulations we take care of every step, so you can focus on enjoying the results.

    Get in touch
  • Loft Conversion Company in Greenford

    All Bulding work undertaken

    Get in touch
  • Loft Conversion Company in Greenford

    Openeight is a London based architectural practice specialising in residential extensions, alterations and refurbishments. Openeight has recently joined MyBuilder, but has 15 years experience in delivering residential schemes of all scopes and sizes. We bring an enthusiastic approach to every project, finding bespoke solutions that meet our individual client's needs. Often tasked with creating new space within existing properties, we are experienced in delivering all types of extensions from new basements to rear garden extensions and loft conversions, interior alterations and refurbishments. Our work creates bright contemporary spaces that maximise natural light, with carefully selected materials for practical living. At Openeight we are experienced working with listed buildings and within conservation areas. We are currently working with Hammersmith and Fulham Council on the restoration of a number of publicly owned heritage assets. Over the years Openeight has delivered a number of private leisure schemes requiring more specific technical knowledge including swimming pools, spas and gym facilities.

    Get in touch
  • Loft Conversion Company in Greenford

    Red Sea Construction Ltd stands as a distinguished building company with an extensive 34-year legacy marked by excellence. Our unwavering commitment to professionalism, high standards, and timely, on-budget project completions has been the cornerstone of our success. Our reputation, characterised by outstanding workmanship and meticulous attention to detail, has earned us numerous projects through recommendations and referrals. At Red Sea Construction, we believe in providing a personalised touch to every project, engaging clients from the planning phase to the final completion. What distinguishes Red Sea Construction is our in-house team of skilled tradesmen, ensuring project continuity and allowing us to keep our clients informed at every stage. We understand that effective communication is fundamental to success. Irrespective of the project’s size or nature, Red Sea Construction ensures client collaboration at every step. Clients have the flexibility to bring their plans, and we tailor projects to suit their budget and requirements, whether for commercial or domestic purposes. Our collaborative approach extends to working with Architects, Surveyors, Quantity Surveyors, M&E Engineers, and Interior Designers.

    Get in touch
  • Loft Conversion Company in Greenford

    We pride ourselves on being a luxury refurbishment company, with your experience at the heart of everything we do. We started as a property development company now with a GDV of £6million, it was the struggle to find a construction company which matched our expectations of service which led to this arm of the company being formed. Our vision is built around 4 pillars; - Professionalism - Organisation - Communication - Quality Craftsmanship

    Get in touch
  • Loft Conversion Company in Greenford

    At C.P Carpentry & Maintenance , we take pride in our unmatched craftsmanship. With over 15 years of experience in the industry, our skilled worker are dedicated to delivering building methods and solutions that exceed your expectations. Whether it's a full-scale home renovation, a unique woodworking project or general maintenance and building services. We provide transparent quotes, adhere to timelines, and maintain open communication throughout your project.

    Get in touch
  • Arch Construction and Project Management Ltd is specialist of structural engineering, structural alterations,restoration, extensions, loft conversions and in middle&large sized projects on highest standard. We offer full building site and/or project management from concept to completion based on 22 years experience in construction industry with hassle and frustration free experience.

    Get in touch
  • Loft Conversion Company in Greenford

    Providing high quality groundworks and civil engineering services to developers and contractors. Our mission is to provide exceptional service to developers and contractors throughout the UK. Exceeding expectations for services such as site clearance and enabling works, sub-structure works, drainage, RC Structures and external finishes.

    Get in touch
  • Loft Conversion Company in Greenford

    I have had the privilege of working on a 260-year-old Grade Listed building in Islington, London, under the close supervision of conservation inspectors. This project required a careful balance of tradition and innovation — I combined the use of modern machinery externally with traditional, delicate methods internally to ensure the building remained completely scratch-free. My experience has given me a deep respect for heritage projects as well as the skills to deliver high-quality results on modern refurbishments.

    Get in touch
  • Loft Conversion Company in Greenford

    Managing Director Kevin McKenna is an experienced Quantity Surveyor & project manager by profession and has over 30 years experience within the industry with over 20 years contracting experience -Family business with my brother who also has over 30 years experience in the industry - trade background and project management experience. General building works - Specialist Loft division ' HIGHGATE LOFTS'

    Get in touch
  • Loft Conversion Company in Greenford

    Fully qualified carpenter, NVQ3 , insured and happy to help.. No job to small or to big - from flat pack furniture to complete loft covertion.

    Get in touch
  • Loft Conversion Company in Greenford

    Serving the local community, we offer expert building services tailored to your home’s needs. Whether you are planning a modern loft conversion or a structural home renovation involving complex steelwork, our skilled team is here to help. We combine professional management with quality craftsmanship to turn your vision into a safe, beautiful reality, all while maintaining a tidy and respectful worksite

    Get in touch
  • Loft Conversion Company in Greenford

    We started our company as an engineering consultancy. We developed over the years to provide in-house architectural services, interior design, structural design, project management and asset management capabilities. We believe in client service and support throughout the life of a project, rather than just providing a design solution. So we have gained a reputation of being a one-stop-shop amongst our clients; who include private individuals, contractors, and local authorities.

    Get in touch
  • Loft Conversion Company in Greenford

    Dear sir madam am qualified carpenter 25 years+ experience I am reliable and polite can do all aspects of carpentry from fitted wardrobes to loft conversions. am also skilled in tileing and fitted bathrooms references available apon request look forward to meeting you regards lawrence

    Get in touch
  • Loft Conversion Company in Greenford

    We are an experienced and reliable building and renovation company specialising in high-quality residential and commercial projects across London and surrounding areas. We provide a complete range of building services, from individual repairs and decorating projects to full property refurbishments and renovations. Our experienced team takes pride in delivering excellent workmanship, attention to detail and a professional service from start to finish. Our services include full refurbishments, extensions, roofing, plastering and rendering, carpentry and joinery, kitchens and bathrooms, flooring, decorating, plumbing and heating, electrical works, doors, fascia and soffits, fencing and general building works. We work closely with every client to understand their requirements and provide practical solutions that meet their expectations and budget. We believe in clear communication, reliability and maintaining a clean, organised working environment throughout every project. Whether you need a small repair, a complete renovation or a large-scale building project, we are committed to delivering quality results and ensuring customer satisfaction.

    Get in touch

4.4

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Greenford, are rated 4.4 out of 5 based on 7 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 Greenford?

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

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 Greenford loft conversion company.

Find a loft conversion company in Greenford 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 Greenford.

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 Greenford can view your job and register their interest.

Step 2: Review and compare Greenford 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 Greenford 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 Greenford 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 Greenford

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 Greenford?

A local loft conversion company in Greenford 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 Greenford 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 Greenford 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 Greenford

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 Greenford before agreeing to start the work.

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

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

Other tradespeople in Greenford

Cities