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Craig got in touch quickly, gave me a rough estimate over the phone and answered all my questions. Surveyor arrived on time, gave instant quote. Price was good. Michael and (another) Craig turned up to do the job on the day, time given. Good, tidy job. Can't fault anything, from start to finish!! Would recommend!
Mary
George and his team are experienced builders, replaced my front door with a custom frame/sidelights and raising the floor level in the hallway quite quickly - in fact, they were the only who came next day, gave a quote straightaway and were ready to start in just couple of days. They also had all the necessary tools and materials, were ready to buy something additional quickly on the day - if further adjustments were required to fit everything as I asked. Thanks a lot for your help, guys!
Dmitry
Highly recommend. These guys did a fantastic job of constructing our pergola and decking. Very hardworking and reliable. The job was completed in the time frame agreed and to a very high standard. We would 100% use them again.
Holly
Unlocking the unused potential in your attic is one of the smartest ways to expand your living space without sacrificing your garden or enduring the hassle of moving home. Whether you envision a light-filled master bedroom with an en-suite, a quiet home office, or a playroom for the kids, a professional loft conversion specialist can seamlessly build your vision. Rated People connects you with thousands of trusted, local building and design pros across the UK. Post your job for free today to get quotes from up to three local specialists.
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What can a local loft conversion specialist help me with?
Expanding your home vertically is an incredible way to gain space, but the structural style you choose will dictate both the internal layout and the exterior appearance of your property. Rather than a one-size-fits-all approach, a local loft conversion specialist can help you select from the four primary architectural styles:
- Velux / roof light conversion: The least invasive option, this style keeps your existing roofline completely intact. Your specialist will install flush roof windows, reinforce the underlying floor joists, and add a permanent staircase, making it perfect for properties where ample head height already exists.
- Dormer loft conversion: This is the most common extension method across the UK. It involves building a flat-roofed, box-like structure out from the sloping roof slope, creating a vertical rear wall that maximizes usable internal floor space and provides generous standing headroom.
- Hip-to-gable conversion: Standard on semi-detached houses or detached bungalows, this style straightens an inwardly slanted side roof into a vertical brick wall (a gable). This structural shift drastically increases the internal volume of your attic space, creating plenty of room for an extra bedroom and an en-suite.
- Mansard loft conversion: The most premium option, a mansard conversion essentially creates an entire new storey by flattening the top of the roof and sloping the outer walls inward at a steep 72-degree angle. It offers maximum design flexibility but requires major structural remodeling.
A local loft specialist understands your regional building styles and property types, ensuring your roof receives the precise reinforcement and structural changes it needs.
Post a job today to find a reliable loft conversion specialist in your local area.
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How much does a loft conversion cost on average in the UK?
Budgeting for a vertical home expansion requires a realistic understanding of current construction, material, and structural engineering fees across the UK. On average, most homeowners can anticipate an investment ranging from £25,000 to £75,000+.
- Velux roof light styles: These are the most budget-friendly, typically averaging between £25,000 and £33,000 as they require minimal alterations to your roof structure.
- Dormer extensions: For a classic rear dormer setup, prices generally scale from £45,000 to £65,000 due to the added labor and materials needed to build the new vertical walls.
- Hip-to-gable and Mansard builds: Because these styles involve altering primary external brickwork and complex roofing lines, expect costs to land between £50,000 and £75,000+.
Other essential variables that will influence your final estimate include professional fees for architectural design drawings, structural calculations from a qualified engineer, scaffolding hire, and internal finishes like plumbing an en-suite.
To receive a precise price tailored to your property's layout, post a job today to request free quotes from local loft conversion pros.
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Do I need formal planning permission to convert my loft space?
One of the biggest advantages of a loft conversion compared to a traditional ground-floor extension is that many projects fall neatly under Permitted Development (PD) rights. This means you can proceed without a lengthy local authority planning application, provided your design meets specific national criteria, such as not exceeding a volume allowance of 40 cubic metres for terraced houses or 50 cubic metres for detached and semi-detached homes.
However, your Permitted Development rights do not apply if your property is a listed building, sits within a designated conservation area, or if you plan to extend the roof height beyond the existing ridge line or alter the front elevation facing a highway. Even if your project qualifies for PD, it is highly recommended to have your builder apply for a Lawful Development Certificate to provide official proof of compliance when you sell your home in the future.
Other loft conversion FAQ's
Will my loft conversion need to pass UK Building Regulations?
Yes, all residential loft conversions must strictly comply with UK Building Regulations to legally guarantee structural safety and fire stability. A specialist will install heavy steel RSJs to safely support the weight of the new floor, as standard ceiling joists are not strong enough on their own. Inspectors will also check critical safety features, including proper thermal insulation, a mains-powered smoke alarm system, and a legally compliant, fire-resistant staircase escape route.
How long does a typical loft conversion take to build from start to finish?
A standard rooflight or dormer loft conversion usually takes between 4 to 6 weeks of active on-site construction to complete. The initial 2 to 3 weeks are structural and handled externally via scaffolding to minimise household disruption, while the remaining weeks focus on internal breakout, plumbing, electricals, and plastering. More complex projects, such as hip-to-gabled or full mansard installations, can extend the total build timeline to 8 to 10 weeks.
What structural factors will a specialist check before providing a quote?
Before drafting a quote, a specialist will conduct a physical survey to ensure your attic has a minimum usable head height of 2.2 metres from the bottom of the ridge timber to the top of the ceiling joists. They will also evaluate whether your home has a traditional cut roof with open rafters or a post-1970s fink trussed roof with W-shaped timber supports. While trussed roofs are completely convertible, they require more complex structural steel framing to replace the timber web safely, which impacts overall material and labor fees.
Whether you need a simple roof light upgrade or a major structural transformation, speak to a specialist today to receive a free loft conversion quote.
RATED PEOPLE LIMITED
Loft Conversion
Caspian Building & Construction
Loft Conversion
We are your premier turnkey construction and renovation partner in Manchester. We specialise in comprehensive, full-house transformations from concept to completion (A to Z). From major structural extensions, roofing, and full renovations to expert kitchens, bathrooms, flooring, certified electrical work, and plumbing-we handle it all. Our mission is straightforward: to deliver exceptional craftsmanship, reliability, and a seamless experience for every client. Many thanks for choosing us.
Quality Roofing NW LTD
Loft Conversion
WHY CHOOSE US. Quality roofing is a well-established family run business covering Chester Wrexham Flintshire Liverpool Birkenhead And North Wales With over 25 years experience in the roofing trade including all gutters and fascia’s. Quality roofing specialises in all types of roofing repairs from a slipped tile to a complete new roof and from cleaning gutters to a complete new UPVC system NO JOB IS TO BIG OR TOO SMALL. With a solid reputation we pride ourselves on the fact that a great deal of work we do is based on recommendations. All work is carried out by skilled staff in a timely and professional manner. Our aim is to ensure every customer is completely stress-free and absolutely satisfied on completion. All work is fully guaranteed. And fully insured'
We are a reputable family run general building company, who work closely with our customers to achieve a project that not only meets our very high standards but will also satisfy all of the requirements of our customers, we are happy to take on small to very larger contracts of work, our previous customers say we are a friendly bunch.
Jeremy and his team did a great job with our internal refurbishment. They were always polite and courteous and tidied as they went. Jeremy would always discuss any issues and would be helpful with suggestions and advice if required. All of the team treated the house with respect and transformed it from a tired 80's look to a modern and bright place with a wow factor. Special thanks to Jez and his bro Josh and to Tim the painter.
House Extensions, Loft Conversions and Renovations Specialists
We have found drainage problems which the insurance company will not honour due to incorrect installation during this project. This has cost us dearly.
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We are a family run bussiness with 25 years experience, for all Your roofing and guttering needs we also provide a handyman service, please check what we do on our profile, We are a five star service that thrives for high standard results we don’t over price. We take pride of our work we work to a high cleaning policy we don’t mess about we get the job done as soon as possible, not disappointed and be waiting weeks Please we do require deposits depending on price of the job if you need other assistance then dont hesitate to contact us
Dedicated to our craft. We cover all aspects of building work including: - home extentions - renovations - conversions - plumbing and heating - kitchens - roofing - all general building work
Gary and his team are very professional and did an excellent job. Gary takes a great pride in his work and does all the preparation necessary to ensure a smooth and efficient job. Had extra work done re rendering, driveway and patio as their work was so good. Would recommend
Bradley Steel
Loft Conversion
Over 20 years experience within the construction industry , all work fully gauranteed and carried out to the highest standard .
ZAMFIR LTD
Loft Conversion
I am a self employed, multi skilled handyman, I have over 30 years of experience in civil and residential construction, experience gained on sites around the world, such as: Italy, France, Belgium and Luxembourg, (Europe) Kuala Lumpur, Nagasaki, Mali , Singapore, (Asia) Sao Paolo, Rio de Janeiro, Salvador and Recife (South America). I'm in England to learn English better, and during this time I'm working to win. I can execute the whole range of construction works from the foundation of a house to the key. They have a team of collaborators of up to 8 people, all with good manual and building experience
Skytop Construction & Surveying
Loft Conversion
SkyTop is a South Coast based building services company specialising in drone surveys, roofing, property maintenance and residential building works for homeowners, landlords and property professionals. We combine hands-on experience with modern inspection technology to deliver clear reporting, reliable workmanship and a friendly, professional service. From repairs and maintenance to larger improvement projects, we pride ourselves on providing practical solutions and high-quality workmanship tailored to residential properties.
Pearlcontracts is a small firm based in Montrose Angus with two teams of professionals for your home improvements.
First class job by John and the guys. Turned up on time to view the job, very knowledgeable and thorough assessment. Work completed to our agreed timescale and to a high standard, photos supplied to show before/after, important on a roof! Reasonably priced and very pleasant. Would highly recommend - in fact just had them back to do some more work.
We are a well established plumbing & heating company with many years experience in the building trade. For a friendly, reliable and professional service please don't hesitate to contact us .
Shaun did a superb job of renovating our bathroom. All problems were overcome with skill, knowledge and ability. The level of professionalism that he and his assistant Mark brought to the job was above my expectations. . I have no hesitation in recommending him. Frank Williams
Richard Hames General Builder
Loft Conversion
Richard Hames has been producing finely crafted renovation works in and around the beautiful city of Bath for nearly 30 years and has taken his work overseas to a number of locations including the Bahamas. He was born in Bath where he still lives and has gained a huge knowledge of the buildings, both both listed and non-listed in and around Bath. Richard takes the commitment of satisfying his clients very seriously. He listens, designs and works with the client to transform an initial seed of an idea into reality.
Dyno Plumbing/Rod. We are a specialist plumbing & drainage company, we offer a wide range of services from a dripping tap to a full bathroom installation and everything in between. we also offer internal/external drain cleans or a waste replacement service. So many more services available, Set prices available for taps, sure stops, shower pumps. We also offer complete power flush of your heating system.
Speedy response a day after posting to replace kitchen tap and cistern mechanism. Ryan and Jamie arrived swiftly, they were very courteous and carried out the work efficiently without any fuss. Would highly recommend and use again.
KCR LOFT CONVERSIONS LTD
Loft Conversion
We are a carpentry based company providing high quality loft conversions in the Northants, Bedfordshire, Buckinghamshire and Leicestershire areas for the last 2 years before that we are carpenters in the construction industry for 18 years please contact us for competitive pricing and high quality work with our architectural partners we can help from conception to completion and negotiate the planning side and building regulations that can be required. Did you know that most lofts can be converted as long as you have 2.3m from ceiling to top of ridge and you no longer require full planning most can be done through permitted development but we recommend that all clients obtain a certificate of lawfulness with there build it’s just better practice of you come to sell your property later on
Callisto
Loft Conversion
Callisto Construction, established in 2001, are run by a team of building experts with over 60 years of experience and are based in Sutton-At-Hone at the end of the Darenth Valley. We Design & Build and can take your project from an idea through planning to completion. From small extensions, refurbishment & structural alterations to full new builds, large or small and with full accreditation with various industry bodies such as The Federation of Master Builders, we give you peace of mind, knowing that your Build is in safe hands! We value and pride ourselves on our reputation and look to partner with our clients to give them the most positive experience possible when embarking on what is often a clients most valued and important asset, their home! We offer simple design advice such as space planning, Kitchen & Bathrooms design & renewable energy solutions to Full Planning, Structural Engineers and our own Architects. Callisto are fully insured, trading standards approved and offer a suite of Build Assure warranty products for the domestic and commercial markets. If you are interested in discussing your build please contact us We do hope that you get in touch! Kind Regards, Bram Martin (Director)
BARWORTH HOMES LIMITED
Loft Conversion
At Barworth Homes, we stand by our commitment to quality and craftsmanship. Every project we undertake is built with meticulous attention to detail, delivering lasting results that are as beautiful as they are durable.? ?Our customer-first approach means your satisfaction is always our top priority. We work closely with you to understand your vision, preferences, and lifestyle, crafting spaces that feel truly personal and perfectly tailored to to create spaces that truly reflect your vision.
I have been an electrician since 2008, I do have my 18th edition electrical installation certificate, and I can sign off electrical work. I am a very creative electrician with many great ideas on what will look good and what will look Great.
Dev was very personable and did a fantastic job. He left the place cleaner than when he started and managed to correct a number if short cuts taken with the previous hood installation. I would definitely recommend if you are looking for an electrician
We are specialist in small construction projects varying from extensions, new builds to house refurbishments. We have a wealth of experience in our team from Carpentry, Mechanical and Electrical, Plastering and Decoration. We have an excellent approved sub-contractor list. We can accommodate any requirements from planning, building control and design if required. We take pride in our work and ensure our customers receive a stress free project with great communication. Search TKG Contracts
First rate job
GreenOrb Professional Property Maintenance with over 10 years of experience! We cover most of London areas, depending on the type of work required. No job is too small or too big for us so give us a call for a free quote or visit. We offer the following services but are not limited to *Multiskill Builder *Carpentry *Handyman *Painting Decorating *Landscape Gardeners *Garden Maintenance *Lawn Mowing *Hedge Trimming *Patio Cleaning *Jet Wash *Gardening Services *Rubbish/Waste Removal *Garden Design Services *Fencing *Brickwork *New Lawn Installation *Decking *Paving *Tree Removal If you require a service that has not been written down above please do not hesitate and give us a call we still might be able to help. We offer very competitive rates and the best customer service! We supply all the tools and equipment needed to take care of your garden. Our gardeners are flexible so you can call us 7 days a week till 9 pm, when you make the call simply ask for Daniel. If you require an estimate without the visit, take a few pictures of your garden, give us a call so we can supply you with an Email, Whatsup, Messenger account and discuss the work that needs to be done. If your property needs some professional care or you are just too busy to take care of it yourself... We are here to help!
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