Some of our top rated extension builders in Welwyn Garden City
Sort by:
- Get in touch
After gaining my NVQs in Brickwork and Health and Safety in College 16 year's ago, I have worked hands on ever since. Building up a great portfolio along the way. No job to big or small. Competitive Pricing and Quality of work is very high.
- Get in touch
I’m very good builder with 30years experience. I work all over north London and Hertfordshire. I’m a multi trader also with a team of experienced tradesmen to cover all areas. You can find my business on facebook and instagram.
- Get in touch
Hello, My name is Ervin.I’m a general builder who has been in the building industry for more than 15 years. offers a comprehensive range of services including:roofing, brickwork, pointing ,painting and decorating,driveway and patios,waterproofing,renovation. Excellent quality job with no regrets or any issues. Looking forward making customers happy and build a business relationship. I’m a honest and professional person, will never disappoint any client Thank you from Ervin.
- Get in touch
Londonest is a London-based building company specialising in high-quality residential construction and renovation. We provide reliable and professional services including house extensions, loft conversions, full property refurbishments, kitchen and bathroom renovations, and general building works. Our team combines strong technical expertise with attention to detail to deliver projects that meet the highest standards of quality and safety. We work closely with our clients from the initial consultation through to completion to ensure every project is delivered on time, within budget, and to the client’s satisfaction. At Londonest, we pride ourselves on clear communication, transparency, and a commitment to excellent workmanship.
- Get in touch
At 365 Building, we focus on quality over quantity. With many years of experience across a wide range of construction and carpentry projects, we take pride in delivering work that is done to a high standard, completed on time, and kept clean and tidy throughout. What We Do We offer a full range of building services, including: • Carpentry & woodwork • Kitchens & renovations • Flooring & doors • Roofing • Extensions • General building and property improvements We approach every project with care, precision, and professionalism—whether it’s a small repair or a full home improvement. Why Customers Trust Us Our customers appreciate our attention to detail, respectful working style, and strong workmanship. We aim to make every client happy, and many of our projects come through recommendations from homeowners who value the quality of our work.
- Get in touch
The Construction Collective ltd provides a seamless, end-to-end building service for homeowners across Barnet and North London. We specialise in fully managed construction, taking your project from the initial design phase all the way through to final completion. Our team is dedicated to exceptional craftsmanship and precision in every build, whether it's a residential home or a commercial space. With our Fixed Pricing guarantee, you can start your project with confidence, knowing there are no hidden surprises or budget creeps. We handle the management so you can enjoy the transformation of your spacehttps: theconstructioncollective.co.
- Get in touch
We are an experienced and reliable building and renovation company specialising in high-quality residential and commercial projects across London and surrounding areas. We provide a complete range of building services, from individual repairs and decorating projects to full property refurbishments and renovations. Our experienced team takes pride in delivering excellent workmanship, attention to detail and a professional service from start to finish. Our services include full refurbishments, extensions, roofing, plastering and rendering, carpentry and joinery, kitchens and bathrooms, flooring, decorating, plumbing and heating, electrical works, doors, fascia and soffits, fencing and general building works. We work closely with every client to understand their requirements and provide practical solutions that meet their expectations and budget. We believe in clear communication, reliability and maintaining a clean, organised working environment throughout every project. Whether you need a small repair, a complete renovation or a large-scale building project, we are committed to delivering quality results and ensuring customer satisfaction.
- Get in touch
Fully qualified electrician and multi-trade specialist with over 20 years of hands-on experience delivering single-storey extension builds, complete kitchen and bathroom refurbishments, and commercial refits. Based in Loughton, I serve clients across London and the Home Counties. Experience Over 13 years of trade experience spanning domestic extension builds, structural wall modifications, full kitchen and bathroom transformations, and co-founding a 39-strong engineering firm. Services & Expertise Extensions & Structural Builds: Single-storey extension framing, structural wall openings, carpentry, and flat roof repairs/installations. Kitchen & Bathroom Refurbishments: End-to-end fit-outs, floor laying, plumbing, electrical integrations, and space layout modifications. Electrical Compliance: CSCS card holder with Inspection & Testing certification for rewires, fault finding, testing, and consumer units. Maintenance & Repair: Planned preventive maintenance, disrepair remediations, and general trade upgrades. Areas Covered Loughton (IG10), Greater London, Essex, and surrounding Home Counties. Why Choose Me I offer direct, approachable communication and strict attention to detail on every project. From structural extensi
- Get in touch
We know how daunting managing and overseeing your project can be, but we’re here to make the process smooth and easy. We’re a team of fully professionals who tackle everything from complex projects to simpler operations. Fuelled by our commitment to excellence, we go the extra mile to make sure clients are completely satisfied with our work. Get in touch with us today for a free consultation.
- Get in touch
HEXAFORM is a London based multi-disciplinary design and build company that has the experience, work ethic, communication tools, and systems in place needed to bring any scale project from a virtual blueprint to reality. Historically the architect-contractor relationship has been one of an ‘us versus them’ mentality. But we’re 'both'. Having a design team under the same roof as a construction company means that the eccentricities of each project are rendered opportunities, rather than obstacles.
- Get in touch
Hi, I offer good quality work which includes: handyman job, painting interior, exterior, walls and ceilings, and wood work.I have also experience to do bigger construction projects. I'm giving a guarantee for the jobs I'm doing. The quotes what I provide is for free. Before agreeing the job, I'm sending a list of the task to be completed so there is no miss understating.
- Get in touch
Hi my name is David I run this business in which I work a long side other, we are a very hard working team that bring out the best quailly in whatever we do to improve home and to fulfil our customers needed in there home improvement I take great proide in my job and commitments in everthing I do
- Get in touch
As I need to improve my Mybuilder feedback, I would not worry about the price of your job. So it is a great opportunity for you to get your work done in the best possible way and minimum price. Although we are new in Mybuilder, we are professional and qualified team in many construction aspects with over 20 years experience. We want to make sure that you get what you want at the highest standard and minimum price. Please don't hesitate to contact me for any reason. Many thanks Mehdi
- Get in touch
Home improvement company. Experience since 2005.Our job is our passion.Let us make Your dream project.Every job its important to us from small to big. We do: -kitchen -bathroom -loft conversion -extension -refurbischments -electric -plumbing -gardening …and many more
