The quick way to find a local Velux / Skylight Window specialist in Clapham

Post your job for free. Get quotes. Read reviews.

Over 10,000 rated tradespeople
are ready to help you get your job done

Over 3 million happy homeowners
have found a quality tradesperson

Over 1 million ratings
with 88,000 5* ratings in the last 12 months

Our most popular loft conversion specialist jobs

Join our group of happy customers

Thousands of 5 star reviews

Read real reviews from customers about their service experiences.

Viktor and his team thanks so very much for all your hard work these guys know how to give a professional job very approachable nothing too much trouble they just get on with the job so we didn't have too worry would have them back in a heartbeat

Linda

Andy was super fast getting touch, provided a great service at a reasonable price and kept me well appraised of all aspects of the job throughout. I am very happy with the service provided and would highly recommend him.

James

Lee and his team worked incredibly hard and communicated well to let us know when they would be doing the work. They were always professional and courteous and often worked on weekends to speed up the work. We are really pleased with the quality of the finish and would thoroughly recommend the company.

Ian

Browse Velux / Skylight Window specialists

Take a look at our Velux / Skylight Window specialists profiles, read reviews and request quotes directly.

Welcome to EXTENSION SPECIALIZE LTD, a , family run, local business that you can rely on. We are a team of skilled and able tradesmen who love a good challenge. Whether your job is large or small, indoors or outdoors, private or commercial, we are confident that we can deliver it with speed, cleanliness, excellent workmanship, quality materials and as a bonus, at an affordable price. ? Do you have a tap that's been dripping for years? Maybe you bought loft insulation and never had the time to lay it? When you build your flat-pack furniture do you spend most of your time scratching your head? Or have you saved for a complete interior or exterior makeover but don't know where to turn? ? EXTENSION SPECIALIZE provides you with a 'one stop shop' for all your property needs. We provide maintenance, repair and improvement services to homeowners, tenants, landlords, letting agents and commercial clients. Best of all, we are equally at home fixing small items on your 'to do' list as we are completing larger projects LIKE NEW HOUSE

Latest homeowner review
full starfull star
Reviewed by Ian on 22/8/2025

Asked for a simple quote of 5 meters kitchen wall tiles came back with £1800 like what planet are you from.

All building Land scaping Building work flagging Walls Extensions Block paving / Indian stone General maintenance Site clearances All aspects of building work Rendering Plastering Painting Roofing Trees pruning / chopped Thinning Crowning Felling Stump removal Polarding Gutters cleaned replaced sealed rejoined Roof work tiles,slates Flat roofs Facias Cladding All building work undertaken Jet washing Pointing Building work Garden improvements Flagging Brick work Landscaping General building Artificial grass Clearances jobs homes garden factory’s For free quote call now over 25 years experience all work is fully insured public liability waste transfer licence thanks for looking we have some pics uploaded if you would like to see some of our work more pics available ask for website details

Latest homeowner review
full starfull star
Reviewed by Christine on 4/7/2025

So confusing couldn't make hide nor hair of it

We have a reliable,honest and highly skilled team of Roofers, which enables us to offer you one of the most professional and cost effective services throughout the local area. We offer the complete roofing service; from major re-roofing projects to minor domestic roof repairs that are not only competitively priced but also providing you with peace of mind. All our roofing work is Gaurnteed,based on a written estimate prior to work commencing

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by ian on 21/5/2025

Weatherseal roofing didn’t actually do my job in the end however, David came to look and quote for the job, was attentive and very straightforward to deal with. Thank you for your time and all the best in the future.

JG Windows & Doors is a reputable family-run business with a rich legacy spanning over 30 years. We take pride in providing our customers with top-notch service and an outstanding selection of high-quality products at competitive prices. As a company deeply rooted in family values, we understand the importance of trust, reliability, and integrity in every aspect of our business. Our team is committed to delivering unparalleled customer satisfaction by offering expert guidance, personalized solutions, and attentive support throughout every step of the process. At JG Windows & Doors, we believe that quality should never be compromised. That's why we source our products from trusted suppliers known for their craftsmanship and durability. Whether you're looking to enhance the aesthetic appeal of your home or improve its energy efficiency, our extensive range of windows and doors is designed to meet your specific needs and preferences. We are dedicated to exceeding expectations and ensuring that each customer receives a seamless and enjoyable experience from start to finish. With our unwavering dedication to excellence and a genuine passion for what we do, JG Windows & Doors is your trusted partner for all your window and door needs.

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Maria on 19/8/2025

Since our founding, Greater London Glazing has been known for quality services, exceptional efficiency and the highest level of professionalism. No matter what service you’re looking for, we guarantee to not only meet, but exceed your expectations and ensure your full satisfaction. Our team is up for every job, managing projects with the skill and experience our clients have come to expect. Please get in touch to learn more about our team, our company or for details about the services we provide. Our speciality is our response time, you can get in contact with us and we will have the job lined up within 2 hours. We operate on a delivering the fastest quality of service while still maintaining a high quality

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Anna on 14/5/2025

JP Carroll Roofing & Building Ltd are specialist roofing contractors supplying all of London and surrounding area. We provide an expert range of roofing services to our clients including roof tiling, roof slating, roof repairs and roof maintenance we are always happy to offer an advisory service, and provide it free of charge inclusive with all our other work.

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Andy on 24/9/2025

Did repairs very promptly and sent photos of the work to confirm. Friendly and easy conversation.

Flat Roofing Specialists! Expexts in the design, Supply and installation of Single-Ply Membranes for flat, Pitched or inverted roofs! Fully licensed and insured. All works come with a standard 10 year guarantee.

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by David on 5/5/2018

Did a really great job and I would highly recommend

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Danny on 23/6/2012

Wes is a top bloke. He did a good job,worked hard and tidied up after himself. The price was reasonable also. He fitted a front door for us. I would recommend him highly.

We are a small business based in Bedford, We specialise in all roofing and building work. We have been trading as a company for 9 years now, We are very reliable, competitive and take pride in what we do. All of our work is fully guaranteed.

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by joe on 14/1/2019

I thought Jonathon did really good job. The whole process of quote to completion was really good as well. He said exactly what he was doing and when. I am also impressed with the quality of work. I would recommend him for any job. His attitude was excellent with no fuss.

I have been roofing for 15yrs and run a very successful, reliable and professional roofing business. I charge competitive yet reasonable prices and always work to a high standard. flat roofs, lead work, guttering and tiled roofs. All work comes guaranteed

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Martin on 1/1/2019

Spot on service

general builder but specialist in carpentry and roofing also close to scaffolders plasterers electricians and plumbers so can do the whole package

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Jacqueline on 1/12/2019

Excellent job done. Helpful and friendly. Would recommend.

We offer THE complete high end roofing service at low end prices.We specialise in every aspect of roofing,from minor gutter /roof repairs to full roof replacements.we also specialise in loft boarding, and making your dirty/messy loft a clean usable space. Our ratings and vast portfolio of completed installations speak for themselves. Contact us today, you will not be disappointed . MR B

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by paul on 24/5/2016

Awesome service, fast and great price

Costa Boyer Ltd provides specialist for complete building solutions: house extension/ loft conversion/ replacement windows/ doors/ shops front/ home improvements/ kitchen/ tanking slurry solutions/ garage conversion/ porch/ canopy/conservatory / garden shed/ wooden decking/ parquet/ painted house/ Venetian stucco/ water leak/ 30 years experience building site/ all team have CSCS card/ NVQ Level 2/ NVQ Level 3 supervision/ GQA Qualification Ltd Certificate of achievement in theory of SCHUCO/ GQA Qualification Ltd Certificate of achievement in SCHUCO Curtain Wall/ GQA Level 3 Certificate in glass related operation/ GQA Level 3 NVQ Diploma in Fenestration Installation/ IOSH Working safely a course approved and validated by the Institution of Occupational Safety and Health/ Gold card Constructions Qualifications CSCS / Quality Management & Control accreditation by Mace Business School Limited/ Level 6 NVQ/ SMSTS and new one... Covid-19 Essential: Infection Prevention and PPE

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Gareth on 30/6/2021

Costa was excellent. Very friendly, efficient and carried out the work to to a high standard in the agreed timeframe and at the agreed price, despite some unexpected problems along the way. Would happily recommend him.

My name is Piotr and I've been in roofing business for the last 8 years. I was doing various jobs in many places. From replacing whole roofs to some minor cosmetic works. I enjoy what I do and I really care about my reputation.

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by KERRY on 30/9/2016

Excellent job, good price. Really pleased with the result.

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Steve on 30/1/2015

Can't fault David's work and attitude. He's top chap and was great value. We're very pleased with the finished job.

We are a family run company with 25 years experience in all roofing and repair work. All work is guaranteed, specialists in flat roofs, tiling,slateing, lead work, guttering, p.v.c, and all repairs.

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Stuart on 23/4/2014

Good competitive quote. Prompt, efficient and good job done. No problem recommending work. Stuart MK10

ROOF TOP CONVERSIONS THE COMPLETE BUILDING COMPANY. WELLCOME TO RTC WE HAVE BEEN CARRYING OUT BUILDING WORKS FOR OVER 25 YEARS. HEAR ARE SOME OF ARE WORKS . LOFT CONVERSIONS+ HOME EXSTENSIONS+ GARAGE CONVERSIONS +

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Clive on 23/10/2023

Roger and his crew achieved a complete fire door and frame (with fitments) replacement in a single day. They left my flat clean and tidy and were away by 3.15pm. Great work

All sorts of building work and carpentry taken out and much more.

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Emma on 27/5/2017

Excellent from start to finish. High quality and very professional/knowledgeable . Very happy with the work carried out.

Our mission is to provide professional services and we are dedicated to the customer's satisfaction.

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Dan on 1/12/2022

Couldn’t recommend enough. Very hardworking and did a great job painting our living room and laying wood flooring. Everything finished to a high standard. Will definitely be using again!

Latest homeowner review
full starfull starfull starfull starfull star
Reviewed by Brian on 3/11/2016

Nikki was excellent in all aspects of the job, and we will definately be using him again

Post your job for free

app-icon

Get our app for homeowners

  • Send messages and get notifications from tradespeople
  • Add photos to get more accurate quotes
  • View tradespeople's profiles