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Builders in Welwyn

Easily find verified Welwyn Builders. Just post your job to get quotes from MyBuilder's Builders in Welwyn.

A builder working on renovating a living room

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Some of our top rated builders in Welwyn

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  • Bjoldi Construction is a trusted construction group with over 10 years of experience delivering high-quality building solutions. Our expertise spans across residential, commercial, and industrial projects, ensuring precision and excellence in everything we do. From initial planning and design to construction and project management, we are committed to exceeding client expectations with attention to detail, skilled craftsmanship, and a focus on safety and sustainability. Whether it’s a small renovation or a large-scale development, we have the knowledge, experience, and dedication to bring your vision to life.

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  • We began our journey in groundwork, and while it’s still a big part of our business now - over the years we have built an end to end construction firm. From demolition and site enablement to extensions and even small developments, we have the expertise and the equipment to take on all of the projects our clients bring. We are members of the Federation of Master Builders, the government backed Trustmark scheme and are Trading Standards approved. Here in Hertfordshire, a huge part of our work is also in gardens, building walls, laying turf, patios and driveways and it’s something we take huge pride in.

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  • At Highpoint roofing and building contractors we have over 40 years of experience Collectively, we take pride in our work to ensure 100% customer satisfaction With our free no obligation quotation you will be given all the advice you need to ensure total piece of mind our goal is to meet and exceed expectations of every customer all work carried out to the highest Possible standards and at very competitive prices

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  • We are a small team of tradesman who undertake every aspect of house improvement and renovation. We got excellent skills with carpentry, welding, tiling, electrical, windows, painting, etc.

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  • I take on any type of heating jobs small or big Any type of plumbing we can fit new bathrooms plum washing machines and dish washers.At a very reasonable price.we also take on house refurbishment (Any typ)

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  • We pride ourselves on our honest approach and expertise, towards your project. We treat each home as if it was our own. Customer satisfaction is key, communication between contractor the the customer is the top of our list. Always there to offer advice on products and services. Offering Kitchen refurbishments Bathroom refurbishment Full house refurbishments Plumbing services Structural works Building services Plastering services Full decoration

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  • Hi, we are an interiors company with plenty of experience. We are willing to take on big and small projects. We have expertise in bespoke wall, ceiling designs, bespoke carpentry and joinery and have created many wonderful spectacles for our clients. We will complete entire interior projects from partitions, ceilings doors skirting etc, all the way to the decorating and the finishes. We undertake everything with great care and attention, to alleviate the stress of the client trying to deal with separate trades.

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  • Welcome to our family-run stonemasonry business, where craftsmanship meets creativity! With over 20 years of experience serving London and its surrounding areas, we specialise in stone installation, repair, and meticulous restoration. Our expertise covers a wide range of projects, from elegant home renovations to the preservation of historical landmarks. Dedicated to bringing your vision to life, we combine traditional techniques with modern innovation to deliver exceptional results. We pride ourselves on our attention to detail, commitment to quality, and personalized service, ensuring every project reflects our passion for stone.

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  • Humphrey & Lodge - Premium Services Commercial & Residential Painting and Decorating External Painting Surface Maintenance and Repairs Stone & Marble Repairs UPVC Window Repair Window Spraying

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  • Construction company focusing on extension loft conversion, refurbishment. Spent my last 10 years as a site Mananger and wanted to carry out works for myself. Fully qualified with SMSTS/First Aid/ Black card level 7 diploma in Site management. CITB NVQ level 1 and 2 in carpentry.

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  • With over 35 years of experience in the building industry, we offer a complete A–Z service across all trades — from builders, carpenters, fitters, and bricklayers to electricians, plumbers, and more. Whether it’s a minor repair or a major development project, we provide trusted professionals for every job. At Mazmo, we pride ourselves on delivering exceptional service, reliability, and peace of mind. Our “one-stop shop” approach means you don’t need to look elsewhere — we handle everything under one roof. Quality workmanship. Proven expertise. All in one place.

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  • We are a reliable and experienced building company providing a wide range of property improvement and renovation services. Our work includes roofing, ceilings, kitchens, flooring, general building, maintenance, and refurbishment projects for residential and commercial clients. We take pride in delivering high-quality workmanship, professional service, and projects completed to a high standard, on time and within budget.

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  • REDFERN DRYWALL - Extensions, Refurbishment and Conversion specialists. Recent projects include: St Marys church - Sloane square, London. St Katharine's church - Ickleford, Hitchin. Berrywood Hospital - Northampton. Alexandra primary school, Wood green, London. Residential Units/Homes, Hertfordshire, Buckinghamshire & Bedfordshire. Other Services provided. Conservation - Lime Render, Lime plaster. Specialist Cornice Manufacture/Repair Colour through render systems. Floor screeds. Loft/Garage conversions. Basement Conversions. New Build & Extensions. Assistance with planning applications and drawings. Fully Insured. H&S compliant. We pride ourselves on delivering high quality workmanship. We only work with trusted highly skilled tradespeople ensuring your project is finished on schedule and to the highest standards.

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  • We are a reliable and professional building and groundworks company specialising in foundations, drainage, concrete work, demolition, flat roofing, and gutter installation. We undertake everything from small domestic jobs to larger projects, always delivering high-quality workmanship. We take pride in working safely, cleanly, and in line with current building regulations. Clear communication and customer satisfaction are at the heart of what we do, and we make sure every job is completed on time and to a high standard.

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  • Hi, we’re Paradigm Architects. A young, dynamic architectural practice led by experienced chartered professionals, we specialise in helping homeowners bring their ideas to life, whether it’s an extension, loft conversion, or full home redesign. We focus on practical, cost-effective design with a strong emphasis on sustainability, ensuring every project is both beautiful and buildable. From initial concept through to planning and construction, we provide a friendly, personalised service tailored to your needs, no matter the size of the project. Get in touch today, we’re here to guide you every step of the way.

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  • hello i am Artan i have just opened my new company and would like to work as renderer painter and many other jobs thank you .

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4.6

Top rated Builders

Our Builders in Welwyn, are rated 4.6 out of 5 based on 178 reviews from customers like you.

Quality screening

Easily find verified local tradespeople. Just post your job to get quotes from tradespeople near you across the UK.

What types of services are offered by local builders in Welwyn?

If you’re looking for a builder in Welwyn, MyBuilder is here to help with a directory of verified tradespeople that offer a wide range of building services.

Whether you need help with a small building project or a complete home renovation, you can start obtaining quotes from Welwyn building contractors on MyBuilder within a few clicks.

Services offered by Builders in Welwyn include:

  • Home extensions
  • Loft or room conversions
  • Garage installations or repairs
  • Building or repairing garden walls
  • Installing dividing walls
  • Building structures such as annexes or outhouses

Post your job for free on MyBuilder and describe the work you need. Then, builders in Welwyn who are interested will get in touch. Review profiles, see photos of their previous work, read customer feedback, and get quotes, all before deciding who to hire!

What are the hourly rates of builders in Welwyn?

Most builders in Welwyn charge a project fee rather than an hourly rate. For example, average building costs in Welwyn might look like this:

  • A standard home extension could cost around £30,000
  • Building a single garage with a pitched roof may range from £40,000 to £50,000
  • Constructing a new 3-bedroom house can run upwards of £300,000 depending on specifications and location

Project fees are usually defined by various factors, including:

  • The builder’s expertise, location and experience
  • The materials used
  • The size and scope of the project
  • How urgently the work is required

If you want to talk to a building contractor in Welwyn and request a quote, just post your job on MyBuilder today, and let local builders get in touch to discuss the job and how much it may cost.

Find a builder in Welwyn with MyBuilder

Save the scrolling and endless hours of research and let MyBuilder do the heavy lifting when it comes to finding a builder near you. If you need to hire a builder in Welwyn, just follow these simple steps:

Step 1: Post your building job on MyBuilder

Whether you need a small renovation, an extension, or a complete new build, simply post your job on MyBuilder to find building contractors and companies in Welwyn.

Once your job is posted, it will be shared with our directory of MyBuilder verified builders in Welwyn who can express their interest.

Step 2: Compare different builders in Welwyn

When Welwyn builders respond to your job post, take the time to compare their profiles, previous work, and customer reviews.

You can also ask them about their availability and request quotes before making your decision.

Step 3: Hire Welwyn builders with confidence

Now you’ve got the information you need, you can make a confident decision about which building contractor in Welwyn to hire!

On MyBuilder, every Welwyn builder that registers is verified through checks of ID documentation, company details, and skills assessments. This can help to give you peace of mind when hiring a builder for your project.

What to ask a Welwyn builder before hiring?

Hiring a builder is a big step to making your house a home, and before hiring one in Welwyn, it’s important to ask some key questions to help you find the right fit for your project:

What building qualifications do you hold?

Ask your Welwyn builder about any professional memberships or construction-related qualifications they have, such as NVQs or Level 2/3 diplomas in building trades. Proof of their health and safety training, like a CSCS card, is also useful to get.

Will all work comply with building regulations and planning permissions?

Make sure your builder is ready to meet all relevant building regulations and standards in Welwyn, throughout your project. They should explain how they’ll communicate with building control and approvals, too.

Have you completed similar projects in Welwyn before?

Understanding if a builder in Welwyn has worked on projects like yours can give insight into their familiarity with challenges specific to your type of build and location. It’s also quick to view images of a builder’s past works on their MyBuilder profile.

What is the estimated timescale to complete the project?

Ask your Welwyn builder for a detailed schedule. This should include important milestones in your project, like site preparation, foundation completion, structural framing, roofing, installation of utilities, interior finishes, and final inspections.

Do you provide guarantees or warranties for your work? Most building contractors and companies in Welwyn provide warranties covering their workmanship and materials for a specified period, offering reassurance that issues will be addressed post-project.

If you are still unsure on whether a builder is right for you, you can read this detailed guide on how to hire a new build specialist with all the tips and tricks you may need to find the right building professional in Welwyn!

FAQ: Common questions about builders in Welwyn

What types of building projects do you handle in Welwyn?

Builders in Welwyn typically undertake a range of projects, from home extensions and loft conversions to full new builds and renovations. It’s important to confirm that your builder has experience with the kind of work your project requires to ensure a smooth process.

Will you manage the entire building project in Welwyn, including subcontractors and scheduling?

Yes, many builders in Welwyn coordinate the whole project, managing subcontractors and scheduling all phases of work. This allows for streamlined communication and ensures that all trades work together efficiently, reducing delays and misunderstandings.

How do you ensure compliance with Welwyn building regulations and inspections?

A builder in Welwyn should be up to date with building regulations and arrange all necessary inspections and approvals for your project. They manage compliance from start to finish, helping avoid legal or safety issues.

Are building contractors in Welwyn insured?

Welwyn builders should hold public liability insurance and employer liability insurance. This protects you from financial risk should accidents or damage occur during construction.

Can builders in Welwyn provide a clear, detailed quote including materials, labour, and VAT?

A detailed quote breaks down the cost of labour, materials, permits, and other expenses. This transparency allows you to understand where your money is going and helps prevent unexpected costs during the build. It’s important to request a written quote from prospective Welwyn building contractors on MyBuilder before you proceed with hiring.

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