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The quick way to find a local Loft Conversion specialist in Gwynedd

There are 50 Loft Conversion specialists in Gwynedd, and last month we helped homeowners get quotes for their home improvement jobs.

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We are a groundwork’s and building company with 20 years experience

Latest homeowner review

Reviewed by Wyn on 7/8/2025

Jay and his team were very pleasant and helpful, turned up on time, finished the job on time and did a good job. Everyone who has visited me since the job was done have all said what a good job they have done. I would recommend them to anyone. Thanks to Jay and his team

started business as parternership in 2007, we grown our portfolio from 2 houses to 86 units today, we also helped over 100 homeowners and 25 landlords including housing association, we help from a full consultancy package to build yur dreams to even help with leasing to our corporate contacts if you wish to invest. featured on HOMES UNDER THE HAMMER, we pride our selves in job well done, we always make sure we start projects within 2 to 3 weeks from time we agree and we always deliver our projects on time; we make the impossible a luxury and affordable possible while we take all the stress away; BGH combines technical expertise with exceptional customer service, ensuring every client benefits from cutting-edge technologies tailored to their home needs. with industry leading certifications and proven track record, BGH is a top choice for those seeking efficient, reliable and successful renovations We ate fully accredited Offer full guarantees and insurances including insurance backed guarantee and deposit guarantee We are specialist in new build, extensions, heavy refurbs, hmo and luxury conversions

Latest homeowner review

Reviewed by marvelous on 25/9/2025

CFL Joinery & Construction Fully qualified Level 3 Site Joiner/Carpenter (City & Guilds) with many years of hands-on experience in the trade. At CFL Joinery & Construction, we combine expert knowledge, precision craftsmanship, and a genuine passion for delivering high-quality results on every project. Due to continued demand from returning clients, CFL Joinery is expanding to provide a wider range of construction services, including electrical installation, plumbing & gas, bricklaying, and more — offering a reliable, one-stop solution for your project needs. All work is completed to a high professional standard, often at competitive prices that beat previous quotes. We pride ourselves on being friendly, reliable, and approachable, and we always do our best to accommodate urgent or time-sensitive work. For enquiries, advice, or quotations, please get in touch by phone or email — we’re always happy to help

Latest homeowner review

Reviewed by David on 27/1/2026

Arrived on time and did an excellent job would highly recommend Chis

Chameleon Refurbs have over 25 years experience in all types of Building Refurbishments so choose Chameleon Refurbs with confidence

Latest homeowner review

Reviewed by Isaac on 29/11/2025

With over 20 years combined in the building trade and serving the whole of the UK, we are a family run business that offers all types of general building maintenance. We are specialists in all types of conservatory roof replacements, repairs, leaks, cleaning and insulation keeping your conservatory warm in the winter and cool in the summer, saving huge amounts on energy/heating costs. We also offer loft insulation and boarding

Latest homeowner review

Reviewed by Stephen on 24/6/2025

LR great company to work with, excellent service from start to finish, Lee and his sons did a excellent job at a competitive price, would have no problem recommending them to anyone.

Specialists in replacing roofs, slates or tiles. I source and supply all materials saving the customer time and hassle researching the materials. All of the materials I use are of the highest standard. I always supply samples of tiles or slates to ensure we get what suits best for your property and price range. I also do new build houses from wall plate to finish and fit fascia boards and soffits. Other jobs we regularly complete include full loft Conversions and replacement of old roof windows due to them becoming drafty or if they have been fitted for 25 years and over and need a upgrade. All of my jobs are completed to a high standard and come with a 10 year warranty.

Latest homeowner review

Reviewed by Zachary on 26/3/2025

A family run local business trading in North wales for over 20 years.We undertake all aspects of home improvements from a simple tap swap to full house refurbishments. Customer satisfaction is our number one goal!

Latest homeowner review

Reviewed by Phil on 30/9/2025

From the very first conversation, Karl has been great to deal with. Any discussions about the job were clear and I felt confident throughout the time the job lasted. The project started on time and despite the weather the job was completed in good time. Plus an excellent result as well. Very pleased.

Welcome!   We love gardens and the beauty they bring to your surroundings, however, gardens require work which we understand you may not have the time to invest.  This is where we can help.   Our family run business offers reliable, friendly and affordable garden services which will make the most of your garden and outdoor space.  We carry out the work enabling you to simply enjoy the pleasure of a well maintained garden. What we offer Whether your garden is small or large, simply needs mowing or a complete overhaul, we can assist to ensure you get the most from your garden.  Here are just some of the services we offer: Clearing overgrown gardens, tidying, managing shrubs   One off garden clearance Regular maintenance Lawn care Flowerbeds,  Containers & Baskets Hedge Care Decorative Coverings Wood protection Fencing Patio & Drive Maintenance Overall care for your garden including planting, pruning, weeding and mowing   Regular mowing, aerating, feeding and scarifying to maintain and improve your lawn   Creating raised beds, digging new borders and care for existing flowerbeds including planting, weeding and pruning    Trimming, reducing or planting new hedges   We can provide and install gravel, slate, bark or pebble to compliment or transform the look of your garden   Care for fencing, decking, sheds and other wooden garden features to enhance their look and provide weather protection   We repair and install new fences, or can simply replace panels or posts to your requirements   Pressure washing and weeding to maintain a quality appearance

Latest homeowner review

Reviewed by Oizamisi on 24/4/2025

Prompt delivery of service.

J R Griffiths roofing we specialise at 're roofing, slate tiles and leadwork. also chimney work undertook. Rubber roof and also grp

Latest homeowner review

Reviewed by John on 7/8/2022

Reasonably priced, job completed the next day couldn't ask for anything more.

CGR Property services is a family run business with over 20 years of experience in the building industry. Specialising in fireplaces creation, chimney repairs and plastering for many years we have developed a diverse skill set in structural building work which uniquely qualifies us to carry out smaller building work inc , property repairs and small convertions like garages in office spaces or playrooms along with many other small projects Whether it's a minor repair or a full home renovation we can deliver professional skills at a fair price. It's our highest priority to get the job done right the first time on every assignment. We provide a full consultation to explain avaliable options so that you can choose the service that's right for your home. We strive to meet your projects needs and save you time and money! Now offering full groundworking and patio construction services

Latest homeowner review

Reviewed by Catrin on 14/7/2023

Very good and quick. Phoned up at 10am and had someone out looking at the job less than 2.5 hours later. Chris was very helpful and happy to answer any questions.

Pm building & landscapers ,with 35 years building experience we cover all aspects of building works to be carried out ,extensions ,conversions ,garages ,porches brickwork .stonework ,retainers and much more ,ins work carried out .

Latest homeowner review

Reviewed by Polly on 30/4/2025

Welcome to home build thank you for visiting my rated people page . We are a family run business specialising in all roofing work including: Re-roofs Flat roofs Slate Tiling Roof moss removed Chimneys Ridge & Hip tiles Lead work and Valleys Upvc fascia, soffits and guttering - cleaned, repaired and renewed. EPDM Rubber roofs. We give free estimates and all work is guaranteed so don’t hesitate and give us a call

Latest homeowner review

Reviewed by Naz on 19/12/2025

Fantastic service. Arranged a time and attended promptly. Completed the work within agreed timeframe. Would recommend and definitely use again

Our award-winning claims management service aims to help policyholders throughout the UK make successful buildings insurance claims caused by storms, burst pipes, accidental damage, fire, floods or other events which lead to the property owners needing to make an insurance claim. We project manage and carry out the required repairs using our fully vetted contractors. Aspray always strive to reinstate the property to its pre-incident condition as swiftly as possible. Aspray Ltd are authorised and regulated by the Financial Conduct Authority for claims handling only.

Latest homeowner review

Reviewed by John on 14/5/2023

Mon Roofing and Building Contractors have been going for near enough 20years. i started up as a roofing and building only buisnes but over the years grew to contracting projects ie extensions , annexes, new builds ext. i have an impressive portfolio and have not used the rated people platform since 2014 . but due to not going for the larger project have now come back on here to look for smaller contracts.

Latest homeowner review

Reviewed by Elizabeth on 13/1/2026

Very fast response, excellent service, friendly guys. Great job done

A to Z Cheshire Building was established in 2005, a small family-owned business based in Chester. We service areas within a 30-mile radius of Chester City Centre. Although we are a small company, we have extensive experience in all home-improvements and interior decorating from tiling your bathroom to extending your home and everything in-between. In addition to private housing, we also cater to public housing needs, offices, schools and public buildings ensuring that public sanitation facilities and fire requirements are met. Each contract entered into by A to Z Cheshire Building has its own unique workforce in that appropriately qualified sub-contractors are recruited to ensure minimum overhead costs while still maintaining high quality work. Every sub-contractor works to the highest standard of training and health and safety. At A to Z Cheshire Building, we cater to our customers’ individual needs and tailor each contract to the customer.

Latest homeowner review

Reviewed by Vici on 29/11/2022

A good builder is always in demand, and it's true! I had to wait a little while for AtoZ Cheshire but they were worth the wait. Piotr and his team were polite, efficient and cleaned up everything so well that I hardly noticed they were there. This was a tricky job to replace a kitchen and home office floor after a flood. Lots of tricky corners and unusual cuts. The floor has been laid immaculately. I am delighted with the result and would highly recommend them!!

Hello, I'm Gareth from Bangor, Gwynedd North Wales. I cover all areas including Wales and England. I have been working within the construction industry for over 10 years! I'm a hard working individual, with a strong hardworking team behind me organised by myself. All of my employees take pride in their work and are able to complete set tasks. I cover a variety of areas, This includes -Roofing -Groundworks -Earth works -General Building -Landscaping

Latest homeowner review

Reviewed by David on 28/12/2021

Excellent job polite efficient and would definitely recommend thanks for a great job

A. Gallagher & Son provide services across North and Mid Wales and the North West. We employ only local specialist tradesmen for slating, tiling, flat roofing, lead work, fascia and gutters and solar PV. We are able to take on works of any size to the most complex designs and specifications. Our Roofing Services Include: New Roofs Roofing repairs Re roofing Slate and materials Solar panels Other general building Get FREE quotes and friendly service. Members of National Federation of Roofing Contractors Velux approved installers We believe high quality standards of work is an essential key in the companies growth and development.

Latest homeowner review

Reviewed by MALCOLM on 6/5/2025

At P.E.P Construction ltd, we offer a wide verity of service in the construction sector, from anything as small as you can think to as big as you want and as high end From groundwork’s to Extention all the way to new builds look no further, we have a team of trades all under one roof l, with a professional and friendly service start to finish look no further

Latest homeowner review

Reviewed by damian on 5/12/2024

We are a Local, fairly priced contractor with over a decade combined experience. We can service and source extensive amounts of building works internal and external. To get a free no obligation quote please get in touch!

Latest homeowner review

Reviewed by Jason on 28/12/2023

Great guys, excellent work. Thank you both so much.

We are relatively new to Rated People but are experienced in building loft conversions of all types and can also handle the design , planning and building regulations if required. Get in touch for a competitive quote .

Latest homeowner review

Reviewed by Caroline on 14/5/2023

Graham has been excellent & gave us 4 referrals who were v happy too

We are a highly professional outfit with a small base of quality tradesmen to provide services of painting and decorating and all aspects of building work and offer quality and service to all customers at a good competitive rate.

Latest homeowner review

Reviewed by Simon on 18/7/2025

Completely transformed our bathroom. Ian and his team have done an amazing job. From start to finish, talking us through what was being done. Helped us pick out a bathroom suite. Can't recommend them enough.

Hi I have been in the building business for 25 years and specialise in all aspects of period property restoration.

Latest homeowner review

Reviewed by Ivan on 24/9/2016

Ben gave an honest report about the job and the complications there were, then project managed the process. The job was completed on the day promised despite being let down by other contractors who arrived late. Extremely pleased with the whole process and I was kept informed of what was going on throughout the whole time. I would highly recommend Ben.

Elevate your outdoor space with BH Home Services Ltd. We specialise in: Decking: Wood and composite options for a stylish, functional space. Fencing: Privacy and curb appeal in perfect balance. Slabbing: Transforming patios, walkways, and driveways. Gardening: Bringing vibrancy and charm to your landscape. Why Us? Expertise: Skilled craftsmen with years of experience. Quality: The finest materials for lasting results. Personalization: Tailored solutions for your unique vision.

Latest homeowner review

Reviewed by Graham on 6/8/2024

These guys were excellent; they quoted a good price, turned up when they said they would, did a good job and tidied up after themselves. Very pleasant and helpful throughout. Happy to recommend.

CAN Construction ! ALL aspects of R.S.J. Work. Fabrication.Alterations,Steel and lintels. Knock through specialists. . FULLY INSURED. We won't let you down.

Latest homeowner review

Reviewed by Richard on 9/11/2025

We are a landscape and home improvement company and cover north, west wales and the Midlands. We specialise in all hard and soft landscaping. We aim to carry out professional work with nptc qualifications for any arb work and over 20 years home improvement experience in the team.

Latest homeowner review

Reviewed by James on 3/5/2022

Excellent service. Shaun was very communicative, and made sure the job was done well. Definitely recommend.

Friendly business that covers all building work over North Wales, we take pride in our work and all work are done to a top standard

Latest homeowner review

Reviewed by Judy on 4/2/2026

Excellent work. Reasonable price Friendly and respectful of property. Thank you Iwan

Hi I’m Paul I set up KAL Building Solutions Ltd after successfully working as site manager working on refurbishments for some of the biggest names including Brewdog, Revolution Bars and Ask Italian to name a few where timescales were tight but always kept to budget and time. Prior to this I worked on the domestic sector ranging from refurbishments to structural works. We have invested a lot in quality tools which makes our job easier and helps to do the job more effectively.

Latest homeowner review

Reviewed by Jen on 25/9/2025

Paul did a great job and kept us informed throughout. Very happy with the level of work done. Would highly recommend.

Welcome to LSB PLASTERING SERVICES we offer a wide range of plastering work and are happy to work with our customers to get the job completed to top standard.

Latest homeowner review

Reviewed by Madhu on 17/11/2025

Hello, my name is Sergiu, I’m a professional multi skilled refurbisher. I’m happy to complete quality jobs for all homeowners that are interested in my services. We are a small team that can complete a various range of jobs (ventilation, duct fitting, air conditioning, plumbing, carpentry, painting, decorating, tilling, professional cleaning). I believe that with the professional skills that we possess and the experience that we have, we’ll prove to be qualified to complete any challenge and to make our customers happy. I have an experience more than 6 years in plenty refurbishment projects. I will consider myself lucky to make your property look better. Don’t hesitate to contact/hire me and I will give you good quality work for competitive prices.

Latest homeowner review

Reviewed by Melisha on 31/7/2024

Friendly and professional. Dismantled furniture efficiently. Would highly recommend

Local Renewable Energy, Plumbing, Heating, Joinery, plastering, electrical and general Building Professionals. Trustmark Accredited, PAS 2030 Accredited, Green Deal Approved Installer and Gas Safe Installers. ECO 247 serve our growing clientèle of environmentally and economically aware customers. We provide plumbing, heating and renewable energy services, (including emergency call-outs when possible), throughout Prestatyn and in neighbouring areas in North Wales and the North West. We also specialise in general building work such as, but not limited to, Kitchens, Bathrooms, Extensions and full renovations of domestic and commercial properties. Our team includes heating and plumbing, joinery, bricklaying, plastering and electrical professionals with extensive knowledge and experience of mechanical and electrical engineering, renewable energy and technical consulting services. This combined skill-set allows us to develop systems that cater for the needs of traditional, modern, and state-of-the-art environments.

Latest homeowner review

Reviewed by Sheila on 13/9/2022

They were excellent and very reasonable

Here at N e construction we do a range of work from big to small , building to landscape work , general maintenance , painting an a general tidy up,

Latest homeowner review

Reviewed by Gwion on 11/11/2021

Great guys

Bae Construction is a company dedicated to delivering building and construction services of the highest standard. We pride ourselves on the quality of work we can deliver for a variety of different projects large or small. Based in Anglesey we aim to provide building and construction services throughout Anglesey and north West Wales. We have over 25 years experience in the building industry having worked on projects of all sizes from conversions to refurbishments and new builds. Whatever the size of your building project our commitment is to Provide the highest standard of workWork in partnership with you to deliver your projectCommunicate effectivelyKeep to your budgetExceed your expectations

Latest homeowner review

Reviewed by Alun on 17/9/2016

I changed my mind not to go ahead with the extension

Window, door and building specialist. Our ratings and feedback speak for themselves. Over 13 years on this site and over 35 years of experience in the field.

Latest homeowner review

Reviewed by Andy on 3/10/2025

What can i say about Marc? We hired him for one job and he ended up doing our entire home renovation. I cant recommend him enough. He’s a rare find, trustworthy, an hard clean worker and a lovely guy. Feel free to contact me for any questions on his work.

We cover all building and joinery work ,we do a good tidy job at a fair price

Latest homeowner review

Reviewed by Mandy on 12/11/2025

Great correspondence and quote

SDJ is a family run business built from the ground up, based on the border of North Wales we are in an ideal central location to travel to some of the major UK cites like Liverpool, Manchester and their surrounding areas, we also have the means to operate further if required. With more than 10 years of experience in the industry we are able to offer a variety of services including: Extension CCTV Installations Burglar Alarm Installations Fire Alarm Installations Full Re-Wiring of properties including new builds Property Renovations Kitchens Bathrooms Landscaping Decking & Outdoor Lighting Garage Convertion Custom Made Storage Laminate / Solid Wood Flooring We have experience in the Domestic, Industrial and Commercial sectors so whatever the project, big or small we will work with you to create the best results.

Latest homeowner review

Reviewed by calum on 25/11/2020

Top quality builders who have done everything we asked for. Nothing was too much trouble and the spec was top notch. Will definitely be using again! So happy with the conversion and was completed welll within time. Always prompt and tidied up after too! Thank you guys!

A Building , kitchen and bathroom company with all aspects of joinery, plumbing, electricals, gas fitting and tiling, extension works and full re furbishments. With over 25 years experience we can accomodate all aspects of your fit/project, and we offer to talk to previous customers and can see photos of previous works to make your job look the best and to satisfy your project needs

Latest homeowner review

Reviewed by Thomas on 13/11/2025

Go for Dale if you are considering hiring a very good tradesman. His work is stellar.

Celtic Heritage is an established company with over 30 years experience in the construction and double glazing industry. We benefit from a level of knowledge which enables us to give in depth, and valuable advice to our clients.

Latest homeowner review

Reviewed by Lee on 5/12/2017

Great company and a good team of Lads.

Latest homeowner review

Reviewed by keith on 29/6/2013

e.mail quote, very helpful in explaining material costings.

Latest homeowner review

Reviewed by Cheryl on 27/7/2024

They ruined my kitchen cut holes where there didn't have to be holes I'm disabled and stuck ìn bed They left me with no water or electricity an noway to cook for a week in this heat I've had to buy new cupboards an pay à plumber electrician an joiner as well to fix there mess if I could give them no star I would

established in Corby , Northamptonshire to provide professional services to both the domestic and commercial clients.We are offering wide range of services specializing on bathroom refurbisments mainly. Contact us today for free no obligation quote

Latest homeowner review

Reviewed by bin-abdullah on 21/7/2023

they made an appointment to come and see me but did not turn up

Would you all kinds of roof repairs gutter repairs cleaning gutters alter alter building over cause fully guaranteed

Latest homeowner review

Reviewed by Baiba on 27/8/2024

Over 25 years in the building trade. GNVQ in bricklaying TrustMark approved Member of the FMB (Federation of Master Builders)

Loft conversion specialist, with 25 years worth of experience.

Sean Navin Bricklaying & Construction Serving North Wales, Cheshire & North West England At Sean Navin Bricklaying & Construction, we take pride in delivering top-quality building work with reliability, honesty, and care. With over 10 years of experience and NVQ Level 2/3 qualifications, Sean and the team offer a full range of general building and bricklaying services for both residential and commercial projects.

Hi, my name is Jamie. my company is J.K.ModernBuild, I have many years of experience in the building trade and can offer advice on the job you need to be undertaken. we undertake many trades and furnish to a very high standard and professionalism -extensions -groundwork -landscaping -plastering & rendering -bathroom & kitchen fittings -soffits, fascias & guttering we take pride in our name and work, contact me and I would be happy to help and answer any questions you may have.

DD Roofing

Loft Conversion in Gwynedd

We are a professional company based in Llandudno Junction. We have 3 roofing teams available for all aspects in the industry. We have been trading over 10 years with a lot of experience. All of us are have CSCS cards and the qualified roofers have a NVQ in roofing. We are approved installer with EPDM rubber roofing, GRP fibreglass and Velux certified. The work we provide is of a good quality and the prices are fair.

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'

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How our service works

  1. Create a job - it's free

    We'll connect you with the right tradespeople, from over 30 different trades.

  2. Get quotes

    Up to 3 tradespeople can provide a quote, but on average you'll get 1-2.

  3. Check ratings

    Look at each tradesperson's profile to see their ratings and reviews.

  4. Pick a tradesperson

    Use our homeowner checklist for extra tips on choosing a tradesperson.

  5. Job done

    Leave a rating for your tradesperson based on quality, reliablity and value.

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