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The quick way to find a local Cellar & Basement Conversion specialist in Radlett, Hertfordshire

There are 459 Cellar & Basement Conversion specialists in Radlett, and last month we helped homeowners get quotes for their home improvement jobs.

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We have over 12 years experience in internal plastering and external rendering. We cover all aspects of plastering including Venetian (polished plaster) and microcement.

Latest homeowner review

Reviewed by Viktors on 18/11/2024

the worst job ever i have seen i hired anthony as a professional to do some finishing touches on venetian plaster but he didnt do it he took a deposit then he disappeared for three weeks telling stories that he was sick or he didn't have time when he finally came to do the job he did it even worse than before came with one can of filler and made my walls a ugly color arguing that they couldn't be done better didn't return the deposit! i don't recommend it to anyone, do not pay deposit this person

TJHUGHES

Cellar & Basement Conversion in Radlett

(169) Read reviews

Here at TJ Hughes landscaping and property maintenance we specialise in transforming your dream garden and house into reality With our new technology we can show you visuals of what your garden can look like right before it’s even been started.. We cover a huge area from Norfolk to London and everywhere in between We provide quality landscaping, from fresh lawns, fencing, decking and patios to full garden redesigns. TJ Hughes are highly dedicated to the landscaping trade, all members here at TJ Hughes ensure that our workmanship is to the highest of qualities. We have also ventured out as a team to property development, things like painting and repairs plastering and brick work Why choose us when there’s many companies out there? Well here at TJ Hughes we are a team built from highly experienced and skilled tradesmen that are trained to work safely and confidently within any work environment. Attention to detail and to have pride within the work throughout ensuring its completed on time to your exceptions and budget. Services TJ Hughes can guarantee : Friendly service Fully insured work Experienced and fully trained team Personal landscape designs Before and aftercare advice Free estimate Fast response Top quality Clean and tidy Don't stop and hesitate, give us an email or ring to book a date for your free estimate

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Reviewed by Peter on 30/10/2025

LD Design & Build is a trusted construction company specializing in a wide range of services to meet the needs of both residential and commercial clients. With a focus on quality and attention to detail, we offer expert plastering and rendering, painting and decorating, plasterboard installation, as well as handyman and carpentry services. Whether you're renovating a single room or undertaking a large-scale project, our skilled team is committed to delivering superior craftsmanship and exceptional customer service every step of the way. At LD Design & Build, we take pride in transforming spaces and ensuring our clients' vision comes to life with precision and care.

Latest homeowner review

Reviewed by Scott on 30/11/2025

At Constructara, with 25 + years experience we always strive for excellence in all that we do and to ensure the most suitable methodology is used to deliver the most outstanding results for all our clients. With experience in public, private and residential sectors completing challenging and complex projects, we are able to take on any job.

We specialize in construction services, delivering high-quality residential, and commercial projects. Our team of experienced professionals excels in design, construction, and project management, ensuring every project meets modern standards and aligns with our clients' needs. We are committed to providing professional, cost-effective services and achieving complete customer satisfaction.

LITA CONTRACTORS LTD We are a family owned construction company with over 10 years of successful commercial and residential building projects. Based in London, we help clients with all kinds of construction needs, with existing plans or brand-new designs and solutions. Some of our services include: - Ground work - Drainage - Basements - First Fix & Second Fix - Kitchen & Bathroom Fit Out - RC Frame & Steel Frame We are specialised in delivering reliable and best quality services that will last a generation.

Latest homeowner review

Reviewed by Mohammed on 9/2/2026

hello, I am a responsible person, I have more than 10 years of experience in construction, painting and decorating, flooring, tiling, carpentry, plumbing, and more... I do my best to keep the client happy... contact me if you want a good quote for your work! I Regards:ION

Latest homeowner review

Reviewed by Tracey on 8/2/2026

We are very happy with the refitted Kitchen and all bedrooms redecorated, and carpet Ion laid for us. Ion was reliable, hard working, efficient, friendly, and keen to help us ensure we had the right kitchen, and bedroom redecoration for our needs. Ion took pride in his work, and ensured it was finished to a high quality, and completed it in a timely manner. Thank you Ion, we will definitely be using you, for further work .

Handyman Services, Loft Boarding, Loft Storage Solutions, Full Renovations, Custom Made Furniture and solutions for your house. Years of experience in construction, with background from new build.sites, loft conversions, refurbs, letting agent services, landlord services, ... Please, give us a call and lets discuss the details and availability - when, which day(s) we can get the job done. Looking forward to hear from you. Thank you Rad

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Reviewed by Ray on 8/7/2024

5 star. Excellent professional work

Danny General Builders specialises in structural work, extensions, refurbishing, loft conversions, roofing, fitting bathrooms and kitchens, and painting and decorating. All employees have more than 10 years experience and are insured.

Latest homeowner review

Reviewed by paul on 1/8/2023

Danny did an absolutely great job with my set of alcove shelves. He was friendly, diligent, extremely polite and did an excellent job. Highly recommend

Hello my name is Marian, As a builder, I am driven by a passion for crafting spaces that inspire and endure. With a keen eye for detail and a commitment to quality craftsmanship. I have over 20 years of experience in building that is exterior and interior projects, however I also can do paint & decorating, floorings, skimming interior and exterior and many more. Thanks

We are one of the best building and renovation company in London since 2011. Our experience taken over many years and different architects helping us to provide a service meeting the highest quality standards in every detail, making our homes and city beautiful...

We are a small company, specialising in supplying quality workmanship, to customers, all our installers have aquiared many years of experience, this includes electrician, carpenters, painters, floor layers , we specialise in garage conversions, and refurbishment work ,

Latest homeowner review

Reviewed by Sybil on 19/7/2025

DO NOT USE THIS BUILDERS THEY ARE ROUGH TRADERS

Hi everyone , thanks checking my profile I’m Vas , have more than 10 years experience in construction I got level 3 diploma in carpentry, my main job is carpentry, but being in the industry so long I also can do handyman, fencing, ground work and foundation, decking, etc j

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Reviewed by Emre on 15/4/2024

Brilliant workmanship , did exactly how we needed the shelves to be made. Highly recommended

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

We are proud to be a top rated, reliable and well respected company with a fantastic team of experts providing outstanding levels of service when it comes to plumbing painting tiling bathroom and kitchen fitting and full house renovations in London and surrounding areas. We carry out all types of work, no matter the size - from small plumbing maintenance jobs such as leaking taps or burst pipes and other domestic work, right up to large installations such as Full house renovation. All of our work is fully guaranteed and we offer professional and efficient Handyman services near you at a competitive cost. Our aim is total customer satisfaction. Not only do we retain our client's custom over many years, they also become our ambassadors recommending us to their relatives, friends, neighbours and business associates.

Latest homeowner review

Reviewed by Wayne on 17/7/2025

Shout out to my brother from another mother. Pleasure having Nik and his boys Ray, Rod and John working on this project. Sometimes in life you have to take a leap of faith and Nik has 100% restored that faith with extreme commitment and professionalism on top of a beautiful finish.

I am a competent multi trader with many years of experience on construction industry. I am taking responsibility of my works, I have pride in the job and the goal to offer 100% customers satisfaction. All my works are Insured. Previously I worked for housing developers doing and managing the construction and finishing of the buildings and after many years working for someone else and gaining wider experience I choose to start my own business. I am sure that my works will meet your expectations but I am aiming to exceed them.

Latest homeowner review

Reviewed by Iram on 4/9/2025

Nicolae was punctual, knowledgable and tidy! He tried to identify a leak (turns out the problem may be the washing machine rather than a problem with pipes). He helped rectify the washing machine. He tidied up after himself. Cannot fault him. I have already asked him to return to do other works in my home.

Gulf Builder Ltd company made up of a highly skilled team of professionals who will take all the hard work out of your house refurbishment in London. Whether you want to refurbish your entire house or a single room. You can read below what else we do; - Transforming Spaces, Inspiring Lives. - Revive, Renew, Redefine. - Renovate and Elevate. - The Art of Renovation. - Design. Renovate. Inspire. - Your Vision, Our Expertise. - Discover the Joy of a Perfectly Renovated Space - Turning ideas into action. - Built on trust, focused on quality.

Latest homeowner review

Reviewed by Hoss on 5/8/2024

I was looking for a builder to do an extension at back. Gulf Builder provided me with advice on materials, exact cost and time. They have done a fantastic job in short span of time and delivered the job to my absolute satisfaction. Rare to find.

This is Simicus Construction Ltd, we are a team of builders with over 20 years of experience in the Construction Industry.

Quebuild London Ltd offers a full building service with every aspect of works covered no matter the scale or scope of works to both residential and commercial buildings.We also provide proactive and reactive maintenance packages with 24/7 one hour service for emergency call outs.We pride ourselves on using only highly skilled and courteous tradesmen with all trades in house so as a company we have full control of our projects. From your initial meeting with one of our knowledgeable estimators who provide fixed price detailed estimates to completion of works overseen by amazing management our clients needs are paramount,this ensures a streamlined service with quality controlled finishes beyond the industry standard. We have full public liability insurance with all risk assessments and method statements in place at all times no matter the size of works for peace of mind for us as a company but more importantly you as our client.

Latest homeowner review

Reviewed by Tom on 3/8/2024

John at Quebuild went above and beyond for us on this job. He completed all the work in a timely manner and for a very reasonable price. He was super knowledgeable and extremely attentive to detail, making sure to leave a high quality finish in terms of decoration - and he came back afterwards to address a few small things that needed doing. He was also a pleasure to have around - and I would highly recommend him for any other work. 10/10.

TCL Building and Landscapes, friendly professional service.

Latest homeowner review

Reviewed by Paul on 8/3/2024

Quick response and turn around

We are a Father and Son team with 25+ years of experience in the construction industry, specializing in extensions and outbuildings.

Latest homeowner review

Reviewed by Leanne on 3/6/2025

Placed advert Thursday. Contacted same day by Mike with a view to coming out and quoting next day. Came on time priced the job on Friday and arranged to start work on the Tuesday. Mike worked with his son Silas. What a really nice pair. Genuine, polite and got on with the job even though I asked for a few tweaks along the way. Both very old school and worked at their own pace - happy with work carried out and will use them again. Reasonable price too.

Quality.safety.reliability All building works undertaken Loft conversion Back extension Driveways Renovations Gardens

Latest homeowner review

Reviewed by Tracy on 13/7/2025

family run business with over 20 years in the roofing industry we can meet all of your roofing needs from flat roofs fibreglass felt or rubber we do small single slate and tile repairs to whole new roofs all UPVC products dry verge systems dry ridge systems all types of guttering basically anything to do with your roof chimney repairs to lead work we do it all hard and soft Brick layer re-pointing /

Latest homeowner review

Reviewed by jeannine on 18/10/2023

I call Phill and sons 3 days ago to fix a leak on my roof. I did have the valley fix by an other roofer but they did not do anything just to take my money. I was a bit suspicious but I was happily surprise when I call Phill who repond to my call very quicly. He is very friendly and most of all very professional. So so please with Phill I'll will recommand him anytime.Thank you Phill for your excellent job

Professional & Affordable Building & Landscaping Services We've been experts in building and landscaping projects since 2013, ensuring reliability and excellence in every service we provide. We offer a wide range of professional services tailored to meet your specific needs. Whether you require comprehensive building solutions such as refurbishments, kitchen services, flooring, and porch services, or meticulous landscaping services including wood decking, driveways, astro turf, patios, and fencing installation, we've got you covered. With a proven track record of delivering excellence since 2013, and with our fully insured services, you can trust that your project is in capable hands, ensuring exceptional results every time. With us, you can relax knowing that your work is in good hands. We prioritise reliability and transparency, offering you peace of mind throughout the entire process.

Latest homeowner review

Reviewed by Victoria on 18/11/2025

Family company who started trading in 2013 .Our mission is to impact lives, offer our greatest services and advice to homeowners and to develop ongoing relationship for the future. In an ever more tough environment which is governed by the big companies we still believe that developing a good relationship with people is paramount. We always give 100% in order to deliver big or small projects on time with a great sense of duty and responsibility. This being said we are here to offer out our five star services to you in a way that we would like any business regardless of their domain to provide . Many thanks and God bless you. Tudor

Latest homeowner review

Reviewed by Travis on 13/6/2025

Tudor was phenomenal - arrives on time, has quality work, and provides exceptional advice. Would use him and his brother again in a heartbeat.

An accomplished business where customer needs comes first. We are a dependable team with 25 years experience. Our aim is to attain positive communication with our customers as well as providing reasonable prices for all our clientele. Our specialties expand to various qualities, and we are profoundly able in achieving and carrying out plastering and rendering, painting, boiler installations, unvented cylinders, gas safe checks, bathroom renovations and all home improvements. Collectively, our main goal is to ensure our customer is content and that our work reaches their full expectations.

Latest homeowner review

Reviewed by Chandrakant on 14/4/2025

An appointment was rearranged for Lewis and his Adrian to come and give me a quote for my driveway. They arrived on time.

Nextlvl Construction (London) We carry out renovations, extensions and building work across London and nearby areas. We’ve been trading for 7+ years. We focus on jobs being: properly planned kept tidy finished to spec done with clear pricing and communication What we do: Extensions & conversions: lofts, basements, garages Renovations: full refurbs, layout changes, structural work Kitchens & bathrooms: rip-out to finish, including plumbing and electrics Carpentry & joinery: fitted units, doors, stairs, custom work Roofing & exterior: flat roofs, fascias, soffits, cladding Finishing: plastering, tiling, flooring, painting and decorating Security & tech: CCTV, alarms, AV installs Cleaning: post-build and end of tenancy How we work Written quotes with a clear breakdown Realistic timelines and updates as the job progresses Site kept tidy and waste cleared Building regs considered from the start Snagging handled properly before sign-off If you’re planning work, we can take a look and provide a free quote. - Fully insured. - References available. - Before and after photos of recent work available on request. - We can work to drawings or help you plan the build. - We’re used to working in occupied homes.

AT V.T.BUILDERS WE ARE A FRIENDLY, RELIABLE AND TRUST WORTHY TEAM. WE COMPLETE ALL OF OUR JOBS TO 100% SATISFACTION. NO JOB IS TO BIG OR SMALL SO PLEASE DONT HESITATE TO CALL. ALL QUOTES ARE FREE.

Latest homeowner review

Reviewed by Sharon on 16/11/2025

If I could give more stars I would.Viktor came out to look at job and from just meeting him I knew we would have him to do our work.He is polite and friendly.Not the cheapest but also not the most expensive either.They tiled my hall and kitchen walls.The work him and his team did was amazing.They work very hard and get it done quickly.We are so pleased with his work we are getting him back to do our shower room.I would recommend V t Builders to anyone.Thank you again Viktor.

Well established family run building company based in London,we have built a strong relationships with well known building societies across the London due to our quality and trustworthy service High quality levels of work in major building projects,we specialise in planning and design,project management and general building services

Latest homeowner review

Reviewed by john on 9/11/2025

5 star

NORTH WEST LONDON RENOVATIONS is a well established, trustworthy, reliable and professional company. We serve Acton, Ealing, Hammersmith, Kilburn, Paddington, Brent, Westminster, Hampstead, West Hampstead, Primrose Hill and all surrounding areas of N, NW and Greater London. Our service is professional, caring, and high quality. Our customers rate us highly for our ability to stick to deadlines, and for the quality of our workmanship. We provide a professional service from the initial free quotation to the end professional finish. Our service is friendly, clean and tidy, and reliable. We consider no job as too large or too small and offer very competitive prices

Latest homeowner review

Reviewed by Nicholas on 2/2/2024

Had scaffolding up very quickly. Started job on time and finished in a week. Very impressive. Good communications and reasonable price.

With over a decade of hands-on experience delivering premium homes fit-outs, I specialize in transforming spaces into elegant, functional sanctuaries tailored to the highest standards of design and craftsmanship. Over the past 10 years, I’ve led and completed a wide range of bespoke refurbished projects in some of the most prestigious residential and commercial properties across [your region or city]. My work blends precision installation with an eye for detail, using only the finest materials and working closely with architects, interior designers, and clients to ensure a flawless finish every time. From custom stonework and high-spec tiling to smart tech integrations and luxury fixtures, every element is carefully executed to create a space that reflects sophistication and comfort. Core Strengths: •Luxury homes installation & project management •In-depth knowledge of high-end brands & materials •Seamless integration of lighting, underfloor heating & smart controls •Stone, marble, and bespoke tile craftsmanship •Collaborative approach with design and build teams •Discreet, clean, and reliable workmanship in occupied homes Whether it’s a minimalist modern spa or a timeless classic retreat, I bring each vision to life with unmatched attention to detail and pride in the final result.

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Reviewed by Phil on 8/7/2025

Brilliant service, arived on time and carried out the job in very quick time. Cleaned up after job compleet. Very happy to recomend.

Rimi construction limited ! Guaranteed hight quality job with the best prices .

Latest homeowner review

Reviewed by Deepak on 30/9/2022

Very happy with Rimi. He at all times came up with ideas and solutions. We had a rear garden job. Involved brick work, decking, retiling, soil work,painting, creating new landscape overall. He did it professionally and in time. He was patient with delays in material supply and kept following up. Overall quite pleased with the end result

H&R Renovations ltd always aims to deliver a high standards of work qualities to satisfy all my clients expectations and meet theirs satification.

A&K Contractors are experienced specialists in bathroom installations and full house refurbishments. We offer a complete start-to-finish service, ensuring projects are well planned, well managed, and completed to a high standard. We understand how important trust is when choosing a tradesperson. That’s why we focus on clear communication, punctuality, and keeping your home clean and tidy throughout the work. Every job is carried out with attention to detail and respect for your property. Why choose A&K Contractors: • Professional planning and preparation • Clean, tidy, and organised working practices • High-quality finishes • Polite, punctual, and reliable service • Honest pricing and excellent value for money Customer satisfaction is our priority, and we take pride in delivering results that clients are happy to recommend.

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Reviewed by Elena on 20/1/2026

Chris and his team delivered excellent service. They were honest, clear, and communicated regularly. The rubbish was removed on the evening of the last day of work, and my bathroom looks fantastic.

Choose To Build Ltd are a hard working and friendly team that have 15+ years experience. We specialise in refurbishments and new builds. We have taken on and complete a range of different projects such as loft conversions , rear and side extensions and all internal building works. Choose To Build undertake any jobs big or small.

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Reviewed by narendra on 18/12/2023

Adrian the owner was very helpful and understanding the job was perfectly completed The estate agent who looks after the flat for me was very pleased and has added Adrians company to their list for recommendations to other landlords The bathroom looks very modern and has added value to the property I would recommand Adrian for a job well done

AD Renovations & Construction Ltd is a group of creative/professional bathroom fitters who provide cost effective services. With over 24 years of experience our team has worked with a wide range of clients. We will take full responsibility for the bathroom renovation project,handling all stages from planning through completion,and keep an open line of communication with you at all the time. -Professional and experienced staff -Deliver project on time and on budget

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Reviewed by Bayo on 21/10/2025

Disappointed to say the least, Anna got in touch after we posted our job advert, she ask for further lead on a job that was urgent fix to a leak for us, sent all additional requested info on job lead to her and she never got back or even bother to send someone out as agreed, extreamly poor customer service for a start and i definately wont recommend

Introducing C&P General Construction, a renowned general building company led by the esteemed general manager and main builder, Alex. With a stellar reputation backed by positive customer feedback, C&P General Construction excels in a wide range of construction projects, from small-scale ventures to high-end projects, including new builds, extensions, and lofts. Their expertise extends beyond standard construction to encompass high-end refurbishments, where they excel in delivering fine touches such as Italian painting and Venetian plaster. What sets C&P General Construction apart is their commitment to providing the best value for money. Their team of trustworthy builders ensures that every project is executed with utmost professionalism and precision, exceeding client expectations. Regardless of the scale or complexity of the project, C&P General Construction is dedicated to delivering exceptional results, making them the ideal choice for your construction needs.

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Reviewed by Rajan on 19/12/2024

Alex and his coworker from C&P General Construction Ltd did an exceptional job repairing and repainting my front door, 7 door frames and most of the skirting boards around my flat. They both are very friendly and are very good at being neat and paying close attention to detail. Alex offered a reasonable price and made sure they both took their time so it was done to a very high standard and to my satisfaction. I felt even more confident when Alex shared his professional advice throughout. Thank you Alex! ????

King Plumbing & Heating

Cellar & Basement Conversion in Radlett

I am a independent Plumbing and heating Engineer, I have been in the field for around 8 years. I take my work seriously and take pride in my work, and want to be of best service to each customer I meet. thanks wayne

Latest homeowner review

Reviewed by Gary on 23/7/2023

Excellent service!

Christian

Cellar & Basement Conversion in Radlett

C C D General Building is a company designate to take care of your job from the quote job to the end of it

Latest homeowner review

Reviewed by Sajjad on 1/6/2020

Christian reversed the swing of the door for me in a room. He quoted quickly and his price was fair. He came quickly and did the job well. Would like to work with him in the future

MP Roofing Services

Cellar & Basement Conversion in Radlett

Mp roofing services take a friendly and professional approach to all customers and provide free and no obligation quotes whatever your job entails ,we are highly recommended in the local area,we also are highly recommended on other sites ,our regular jobs span from general gutter repairs to new flat and pitched roofs , new facial soffits and guttering , pointing repairs and Complete roof overhauls . Thanks for taking the time to read our introduction and look forward to hearing from you .

Latest homeowner review

Reviewed by Tony on 24/4/2024

Did a great job on my roof. Cleared all rubbish and kept working until the job was completed. They did the job at a very fair price.

F&M CONSTRUCTION

Cellar & Basement Conversion in Radlett

As 10 years experienced with my team of great builders to provide my clients with the Design and Build service: * Extension Builder * Loft Conversion Specialist * New Home Builder * Conversion Specialist * Restoration & Refurb Specialist * Paint & Decoraters * Plumbing & Heating * Kitchen Fitter * Bathroom Fitter * Flooring Fitter * Tiler * Electrician * Insulation Installer * Bricklayer * Groundworker * Architectural Designer * Plaster * Roofer * Garden, Landscaping & Fencing

Latest homeowner review

Reviewed by julia on 8/8/2020

Very happy with the gardening work. Also various other work around the house that he undertook for me. Very accommodating. I will be using this company again

Iosip Construction

Cellar & Basement Conversion in Radlett

Welcome to Iosip Construction, where craftsmanship meets dedication! Founded by Ioan, with over 16 years of construction experience in both England and Romania, we take pride in delivering exceptional quality and unmatched expertise in the construction industry. At Iosip Construction, we are committed to hard work, ensuring that every project is executed with precision and excellence. The services we offer include: - Extension construction - Loft conversion - Porch construction - All aspects of Rendering & Plastering - Tiling - Full House Refurbishment What sets Iosip Construction apart is not only our wealth of experience but also our unwavering commitment to customer satisfaction. We strive to make the construction process enjoyable for our clients by providing transparent communication, reliable timelines, and, most importantly, by ensuring that you are delighted with the final outcome. Our experienced team of five professionals is dedicated to delivering high-quality results in each of these services. From expanding living spaces to enhancing the aesthetic appeal of your home, Iosip Construction is your trusted partner in construction excellence.

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Reviewed by Dewang on 10/10/2017

Excellent tradesman with very good skills and very reasonable. The quality of the work is very good and people are also trustworthy.

Ersad Rrustemi

Cellar & Basement Conversion in Radlett

I’m an experienced builder and offer general building services .I do full refurbishments , house renovations ,Loft conversions ,Extnesions, roofing ,bathrooms,kitchens,painting decorating,Electrical installations (I’m a qualified electrician), plumbing and heating. I have a skilled team on all the services I offer ,don’t hesitate to contact me .

Latest homeowner review

Reviewed by Suhail on 23/7/2019

Couldn't be happier with Ersad's work. Extremely professional, reliable, punctual and efficient. He did more than expected, and quicker than expected. My flat was left spotless afterwards. The quality of the work was outstanding.

RCBS LIMITED

Cellar & Basement Conversion in Radlett

RCB Group Design and Build – Turning Your Vision into Reality At RCB Group Design and Build, we specialize in residential, commercial, and bespoke construction services. With 60+ years of combined experience, our team is committed to delivering exceptional craftsmanship, transparent pricing, and seamless project management from start to finish. Our Services Include: Design & Build: We manage your project from concept to completion, ensuring timely delivery and flawless results. Home Extensions & Loft Conversions: Maximize your space with custom-designed extensions and loft conversions that add both value and functionality. Renovations & Refurbishments: Tailored solutions for updating or transforming any part of your home or commercial property. Commercial Projects: Office fit-outs and retail space renovations designed to meet your business needs. Bespoke Design & Build: We specialize in custom homes and commercial spaces that reflect your unique vision and functional needs. Why Choose RCB Group Design and Build? 60+ Years of Experience: Our senior management team brings decades of expertise, ensuring high-quality results across residential, commercial, and bespoke projects. Fully Insured & Guaranteed: We are fully insured with £5 million public liability insurance and offer third-party backed guarantees through TrustMark and Federation of Master Builders. CCTV Project Supervision: Track your project remotely with real-time CCTV, giving you full transparency and confidence. Transparent Pricing: What we quote is what you pay—no hidden fees or surprises. Proven Track Record: Our portfolio and client testimonials showcase our commitment to delivering high-quality results on time and within budget. How We Work: Consultation & Design: We start by understanding your vision, needs, and budget to create a customized solution. Detailed Quotation: We provide a transparent quote and step-by-step plan to ensure everything runs smoothly. Project Execution: From securing permits to final touches, we manage all phases of the project with precision. Completion & Handover: We ensure you’re fully satisfied before we consider the job complete. Contact Us Today Looking for a trusted partner to bring your dream project to life? RCB Group Design and Build delivers exceptional craftsmanship, clear communication, and reliable service. Get in touch today for a free consultation, and let’s bring your vision to life.

Latest homeowner review

Reviewed by james on 10/11/2020

The team that worked on our build have worked extremely hard since starting and their attention to detail is excellent, the team really cared about the quality of their work which showed in the end result. They were always very friendly and tidy throughout the build, very pleased!

Iulian Electrical Services

Cellar & Basement Conversion in Radlett

We are a small family run business, our services include New builds, lofts, extensions, refurbs, we also take on small refits kitchens, bathrooms, gardens, structural alterations and ground works, plumbing and electrical. We aim to provide a comprehensive build package under one umbrella. Since opening our business in 2016 our main principle is "never cut corners or standards". We have managed to grow the business in the last few years immensely and establish ourselves as a recognised name. We aim to minimise stress for our clients by offering our expertise in all areas of the construction process and undertaking comprehensive project managing services with design consultation service also available throughout your project. We can provide all the services above by our own in-house team not 3rd parties or sub contracting. If you would like to know more about the work we do or would like a quotation for a project, please send us a message from the contact page or give us a call. We aim to respond to all queries within 48 hours.

Latest homeowner review

Reviewed by nicola on 26/8/2025

i used julian for the job i wanted done. it was completed in a couple days. he was on time and conscientious.really happy with the result.

We are a construction company dealing in all aspects of building work extensions and home improvements with over 20 years experience. We work to a high standard and work to timelines for our clients. We will also work to Covid government guidelines when working at your property.

Latest homeowner review

Reviewed by Gareth on 29/11/2021

Did a fabulous job on my back yard concrete patio which was crumbling in places and needed levelling. Also suggested adding another step to a rather steep step in place already which made perfect sense and he did a great job with that too. Took 1 day and sent photos of the site after work. Very impressed and very happy with the outcome. I recommend this company and will be using them again on other jobs in the future.

A.S. Harrison

Cellar & Basement Conversion in Radlett

Hi this is A.S. Harrison and my name is Craig Harrison. We are an electrical and mechanical business in the heart of Essex. We serve Essex and London, but are always happy to travel further afield for bigger projects. Customer satisfaction has always been at the heart of everything within our organisation. With nearly 20 years experience we are more than capable, and willing to meet all your needs. I come from a commercial background, I’m bringing all the skills & knowledge I have gained to the domestic world. I trained as an apprentice many years ago! I have all the accreditations including NICEIC, level 2 and 3 electrical, test and inspect and i am JIB approved. We use only the best tools & materials in the Industry. We Employ the most qualified, experienced Electricians, who’s attention to detail is of paramount importance to me. We are always on hand to help & offer advice. As a team we run the project for you in the background. Taking the stress out of the job at hand is why so many of our clients return again and again. There is no lack of contact or waiting to be phoned back with us we can assure you of that. We have an enviable track record at delivering a friendly, professional and first class service. Give us a try and see for yourself. Please do take a look at our website for a more in-depth look at what we offer. We look forward to seeing you soon. Thanks in advance from all of us at A.S. Harrison.

Latest homeowner review

Reviewed by Justin on 3/11/2022

Best Builder

Cellar & Basement Conversion in Radlett

Living in North London Self employed The work I do; Painting, Carpenter( kitchen, fixing the doors, wardrobe and shelves, wooden floors, all the wood works) Plastering.

Latest homeowner review

Reviewed by Russell on 11/2/2023

Done a great job fitting some new skirting boards, on am old house with lots of corners around fire places etc... Very friendly and helpful.

Daniel the Handyman

Cellar & Basement Conversion in Radlett

Handyman with qualifications in plumbing and electrical works. Small quotes as the company is only a toddler and needs feeding to grow.

Latest homeowner review

Reviewed by Stella on 4/6/2023

Daniel came within 24 hours to build a cat flap through a wall. Lovely chatty guy - very helpful - even drove me to pick up an extra extension for the tunnel we needed to create. Thank you!

At TS Property Maintenance LTD we provide comprehensive home maintenance solutions to keep your property in prime condition. Our team of skilled professionals are dedicated to deliver top-notch services that ensure the comfort, safety, and functionality of your home. Whether you need routine maintenance or specialised repairs, we’ve got you covered. www.sthomemaintenance.com Insta- sthomemaintenance

Latest homeowner review

Reviewed by Jacqueline on 11/10/2023

Very professional work, and to a high standard. Very polite and extremely pleased with the work. I would highly recommend this gentleman

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Recently completed jobs

Here's what's been happening in and around your area

Existing garage needs to be...

Existing garage needs to be painted and sealed inside, extra outdoor building constracted adjacent to the garage (breezeblocks) with 2 windows, 2...

Size of extension: 1 room...

Size of extension: 1 room Height of extension: 1 floor I need a quote for brickwork to be done on a 6x6x3 meter rear extension with a pitched roof....

Size of extension: 2 rooms...

Size of extension: 2 rooms Height of extension: 1 floor Room(s) to be in the extension: kitchen Single story extension to rear of property to...

Moving a wall

We need a wall moving in the garden and making the driveway larger this involves digging to put wall in new place connecting electricity and making...

Hi. We're having a kitchen...

Hi. We're having a kitchen fitted (by professional fitters) and are looking for builders to:- BEFORE KITCHEN FITTED - some limited removal of...

Size of extension: 1 room...

Size of extension: 1 room Height of extension: 1 floor Room(s) to be in the extension: lounge/living room Need a quote for a rear extention within...

double storey extension approx...

double storey extension approx 24m squared

ceiling replacement

R.eplace collapsed first floor landing ceiling approx 4800 x 2200 and loft hatch.

700sq.ft loft conversation...

700sq.ft loft conversation And new roof

Garage conversion into room...

Garage conversion into room and potentially shower room

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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