Describe your job with details to view a tailored list of tradespeople.
Post your job

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

How it works

Post your job for free

Post your job for free

Tell us about your job, and we’ll alert suitable tradespeople in your area. It’s simple and free.

Tradespeople respond

Tradespeople respond

Once your job is posted, you’ll get responses from interested tradespeople through the website.

Review profiles and choose

Review profiles and choose

Browse profiles, work history, and feedback, then choose who you wish to share your details with.

Some of our top rated builders in Welwyn

3425 Results

Sort by:

  • Builder in Welwyn

    Multi-Skilled Tradesman | Carpenter • Groundworker • Plant & Machinery Operator I’m a hands-on professional with over 3 years of solid experience across carpentry, groundwork, and operating heavy machinery. Known for my strong work ethic, reliability, and good communication on site, I bring both technical skills and a positive, team-focused attitude to every project. 🔹 Carpentry: Skilled in both rough and finish carpentry — from structural framing and decking to trim, formwork, and custom woodwork. I take pride in precision, craftsmanship, and building to last. 🔹 Groundwork: Experienced in drainage, trenching, foundations, concrete prep, kerbing, and general site preparation. I understand the importance of groundwork in the structure of any build and approach it with care and efficiency. 🔹 Plant & Machinery: Competent in safely operating excavators, dumpers, rollers, telehandlers, and other heavy machinery. I have a strong understanding of safety protocols, routine maintenance, and job site awareness.

    Get in touch
  • Hi if you want a nice and tasteful bath appeal to me 👌

    Get in touch
  • Builder in Welwyn

    WE BUILD YOUR DREAM!!

    Get in touch
  • Hi I am Ben a self employed builder specialised for plastering ,painting and decoration. I always make sure to give the best service , so all my costumers are happy with the job at the end.

    Get in touch
  • Builder in Welwyn

    hello, we do good quality work in the field of asphalt, brick paving and slabs. at a decent price

    Get in touch
  • I've been in the building game for 27 years bricklaying for 24 years, the first sixteen years i was building extensions with a highly reputable small building company, 5 years in a bricklaying gang, 6 years with small firms building houses, ive just started off on my own as the recent companies ive worked for care more about making money than the quality of work they provide, and im the opposite, me and the people i employ will always be polite and respectful, to you and your neighbours through out the work being carried out, all my work is guaranteed, fully insured , free quotes

    Get in touch
  • Hi i am skilled builder I doo all jobs Extension Loft Electric Plumbing Fencing Carpentry

    Get in touch
  • I have been a groundworker /digger driver for around 5 years I’ve mainly worked with residential properties so have lots of experience in footings drainage soakaways garden level offs etc and all other aspects of groundwork’s

    Get in touch
  • General gardening maintenance Planting Turfing Landscaping Fencing Jet washing

    Get in touch
  • Hello we are Scarlet Developments, we are a small family run electrical and construction company situated in Watford / Hemel Hempstead that has been established for 10 years.

    Get in touch
  • Builder in Welwyn

    I am a general builder with over 30 years experience in the field 24 of those have been in greece where early in my career i specialised in large projects such as building hotels, petrol stations from the ground up but later gained knowledge in all sort of works. I have been in the UK for 6 years and have done, loft conversions, extensions, renovations and much more. I would describe myself as a perfectionist with great attention to detail and i find pride in my work

    Get in touch
  • What sets Curraj Construction apart is our dedication to quality and client satisfaction. We don’t just build structures - we build long-term relationships. Every project we take on is managed in-house by qualified, skilled professionals who bring years of experience and a hands-on approach to ensure smooth delivery. Our work is fully insured and compliant with UK building regulations. We never compromise on materials or workmanship. We understand that your home is your most valuable asset, so we treat every project with the respect it deserves - whether it's a small renovation or a large-scale build. With transparent quotes, reliable timelines, and an approachable team, we make construction feel simple, not stressful.

    Get in touch
  • We are Euro Elite Projects, a London-based construction company established in 2024, we stand out for our experience, expertise, and commitment to excellence. Our seasoned team of contractors, with over 20 years in the industry, brings unparalleled skill to every project. From quality craftsmanship to great customer reviews, we prioritize attention to detail and fresh perspectives. Trust us as your partner in building dreams.Choose us for top-tier construction services that turn your vision into reality! Always here for you! Euro Elite Projects

    Get in touch
  • We always deliver our best, in order to make our customers 100% happy .My reviews define my work ,quality makes the difference, we always look into the details when the job is completed, and focus on our clients queries to achieve the best result. We always working close with our customers needs and expectations, to obtain a satisfactory service, and good reputation with our clients. I'm 1st aider qualified, nvq and management civil engineer qualified.

    Get in touch
  • My job is undertaking everything in building loft conversion, extension,kitchen fittings,bathroom,painting and decorating,plumbing and electrition My experiance of the job is general building

    Get in touch
  • With over five years of hands-on experience across multiple trades, I provide reliable, high-quality workmanship for homes and businesses. I’m a fully trained locksmith, builder, extension builder, and plumber, offering a wide range of services from small repairs to large-scale property improvements. I specialise in emergency callout maintenance, delivering fast, efficient solutions when you need them most—whether it’s a locked door, a burst pipe, or urgent structural repairs. My approach is built on professionalism, clear communication, and a commitment to getting the job done right the first time. No matter the size of the project, I take pride in offering dependable service, honest advice, and craftsmanship you can trust.

    Get in touch

4.6

Top rated Builders

Our Builders in Welwyn, are rated 4.6 out of 5 based on 174 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.

Other tradespeople in Welwyn

Cities