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Builders in Harrow

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A builder working on renovating a living room

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Some of our top rated builders in Harrow

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  • My Name is Mihail and I’m in construction for the past 20years, mainly civil engineering and groundworks. Always happy to help and go the extra mile.

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  • A2Z-maintenance is based in South West London and offers complete maintenance services for your home or commercial property. We provide 24/7 a Handyman, Locksmith, Carpentry and General building service. GREAT VALUE - with No surprises, NO petrol, parking, congestion or call out charge.

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  • We are construction company based in London,specialising in home improvement and renovation works. Our team of plumbers, electricians and carpenters work together to provide you with a hassle-free service from start to finish.

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  • ALEXB CONSTRUCTION LTD is a reliable construction company based in Edgware, specialising in reinforced concrete works, steel fixing and structural groundworks. With over 18 years’ experience, we deliver high-quality rebar installation, concrete slabs, strip foundations, beams and columns. Fully insured and CSCS qualified. Covering London and surrounding counties.

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  • Kallides-Sons is a trusted design and build company based in South Ruislip, proudly serving clients across the surrounding areas. We offer a wide range of bespoke services designed to transform both the interior and exterior of your home with precision, creativity, and care. Every project we undertake is tailored to reflect your unique vision, combining functionality, beauty, and lasting quality Our expertise covers full refurbishments, kitchen and bathroom makeovers, home extensions, and detailed interior craftsmanship. Inside the home, we specialise in custom furniture, bespoke cabinetry, and fine woodwork, creating elegant and practical spaces that blend seamlessly with your lifestyle. Each piece of furniture and joinery is handcrafted to order, using premium materials and traditional techniques to ensure timeless appeal and exceptional durability. From concept to completion, our team works closely with you, offering expert guidance and creative insight to achieve results that exceed expectations. Beyond interiors, Kallides-Sons is equally passionate about enhancing outdoor living. We design and build patios, decks, and bespoke garden structures that extend your home’s living space and create beautiful, functional environment

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  • We specialise in drainage and flood prevention solutions for domestic and commercial properties. Our services include the installation of Jung Pumpen systems, sealed pump chambers, non-return valves, and bespoke flood mitigation setups. Whether you’re dealing with recurring drainage issues, basement flooding, or require a full flood protection upgrade, we provide long-term solutions — not temporary fixes. We focus on identifying the root cause of the problem and delivering reliable, effective results. Experienced in working on flood-prone properties, including basements and low-level drainage systems. We offer clear advice, honest pricing, and high-quality workmanship. Please note: we do not carry out general plumbing — our focus is specialist drainage and flood prevention.

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  • "Built to Last, Designed to Impress." At Precision Fence & Garden Care, we don’t just put up fences—we provide peace of mind. Specializing in expert fence installation and garden maintenance, we pride ourselves on precision and durability. From using post-savers and premium pre-treated timber to ensuring every run is perfectly aligned with professional string lines and post levels, we never cut corners. Whether you need a budget-friendly lap panel or a premium closeboard finish, we handle every project with the care and legal boundary knowledge your home deserves.

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  • We are an established construction company operating since 2006. We do house extensions, Loft Conversions, and full refurbishment work.

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  • Hi , my name is David. I am an English bricklayer/builder with over 15 years building experience. I am new to my builder but have worked a lot through RatedPeople and have a great track record with them which I can provide. I have mainly worked on domestic extensions and new builds. I have lots of experience in structural works and groundworks. Having a good network of trustworthy tradespeople around me is very important to me. I enjoy working alongside customers.

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  • Builder in Harrow

    I’ve been a groundwork’s construction manager for around 15 years and have worked on multi million pound projects in London, ranging from basements to strip foundations and raft slabs, Dranage and waterproofing.

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  • Adecon build and design Ltd offer the complete package from design to construction. We specialise in Residential and Commercial sectors. We are problem solvers, an integrated team of Engineers and high skilled builders with extend experience. Regardless the scale or complexity, all projects are important to us, at all stages.

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  • Newly Joined My Builder, We are a established Building firm specialising in Extensions, Loft Conversions and Refurbishments, we undertake commercial projects along with substantial size constructions. Our team over all elements of construction.

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  • We have extensive experience in construction for over 15 years, many satisfied customers with our work, the last projects we did were the Osterley and Isleworth areas. We provide a free assessment of your work, our employees are certified according to British standards, we guarantee quality work for one year. Our company motto is, if you pay, we work.

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  • Building maintenance 10 years experience in building work All building work undertaken

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  • Hi there am here to help in to finxing all house works including cleaning , electric , gardening , painting , plumbing , all repairs . Am happy to provide you a good work . Thanks you.

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  • 🏗️ Build with Confidence – Build with Us! 🏡 B.S.D Design & Build is a proud member of FMB. Not every builder is a Master Builder! In an unlicensed industry, choosing a Federation of Master Builders member gives you peace of mind, knowing we meet strict entry criteria and undergo continuous monitoring. ✅ Expert Craftsmanship ✅ On-Time & On-Budget ✅ Built to Last Trust the professionals. Contact B.S.D Design & Build today! 📞🔨

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4.7

Top rated Builders

Our Builders in Harrow, are rated 4.7 out of 5 based on 255 reviews from customers like you.

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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 Harrow?

If you’re looking for a builder in Harrow, 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 Harrow building contractors on MyBuilder within a few clicks.

Services offered by Builders in Harrow 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 Harrow 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 Harrow?

Most builders in Harrow charge a project fee rather than an hourly rate. For example, average building costs in Harrow 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 Harrow 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 Harrow 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 Harrow, 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 Harrow.

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

Step 2: Compare different builders in Harrow

When Harrow 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 Harrow builders with confidence

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

On MyBuilder, every Harrow 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 Harrow builder before hiring?

Hiring a builder is a big step to making your house a home, and before hiring one in Harrow, 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 Harrow 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 Harrow, throughout your project. They should explain how they’ll communicate with building control and approvals, too.

Have you completed similar projects in Harrow before?

Understanding if a builder in Harrow 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 Harrow 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 Harrow 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 Harrow!

FAQ: Common questions about builders in Harrow

What types of building projects do you handle in Harrow?

Builders in Harrow 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 Harrow, including subcontractors and scheduling?

Yes, many builders in Harrow 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 Harrow building regulations and inspections?

A builder in Harrow 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 Harrow insured?

Harrow 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 Harrow 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 Harrow building contractors on MyBuilder before you proceed with hiring.

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