Some of our top rated extension builders in Harpenden
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I have been a general builder for 12 years undertaking all aspects of work including: Extensions, orangeries, loft conversions and conservatories. Carpentry first and second fix, bricklaying, plastering, plumbing, floor screeding, dry lining, tiling, painting and decorating, demolition work, Patios and fencing.
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We are an experienced team formed of two brothers who have 15 years experience in building and interior and exterior renovations. We have experience working both in the UK and across Europe. We have a good track record of quality work and we can provide UK references on request.
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With nearly 30 years of experience, JMP Contractors & Engineers is a trusted, family-run company delivering high-quality construction across the UK. We specialise in bespoke garden rooms, combining timber frame expertise with modern design to create stylish, durable, and fully functional outdoor spaces. Whether you're after a home office, gym, guest suite, or creative retreat, our custom-built garden studios are designed around your needs—built to last and add real value to your property. We also offer loft conversions, extensions, renovations, and full structural engineering services. Every project is delivered with care, clear communication, and a commitment to excellence. You dream it. We build it.
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We undertake large and small construction rebuild projects, house extension and loft conversion, shop design and decoration, home design and decoration, customized furniture. We can provide professional drawing and floor plan as well.
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JCG Building Services Limited are a friendly company, who have a proven track record of reliability and professionalism combined with a friendly approach. Most of our work comes from personal recommendations so our reputation matters and we take great pride in what we do. As your chosen building contractor we pride ourselves in working closely with our customers, engineers and workforce.
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We are a structural engineering and surveying practice founded by engineers with over 10 years of industry experience. We provide reliable, practical, and cost-effective structural engineering solutions for residential and commercial projects across the UK. Our structural engineering services include: Structural design for new-build projects in steel, concrete, timber, and masonry. Structural design for extensions, loft conversions, refurbishments, alterations, and basement projects. Structural calculations for Building Regulations approval. Structural inspections and assessments. Feasibility studies and pre-planning structural advice. Our RICS-registered surveyors also provide: Level 2 Home Surveys Level 3 Building Surveys We are committed to delivering clear communication, fast turnaround times, and high-quality engineering solutions. We'd be pleased to discuss your project and provide a competitive quotation.
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I have over 20 years experience in carpentry and joinery, building and refurbishment works, kitchens and bathroom installation, design and build, landscaping and garden rooms. I have worked in construction from an apprentice carpenter to site management on new builds and residential works. Delivering quality is my aim no matter size or cost.
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Exterior and interior painting Tiling and flooring, building, extension building, More than 25 years of experience Free estimate by visiting Colour samples Quality of work and friendly prices Liability insurance Contract and invoice Huge gallery of our work and videos
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I have achieved experience by working in complete house refurbishments and as a contractor for HMO council. I work as a builder and have past done full refurbishments of kitchens, bathrooms, demolishions and extensions. These include: installing and repairing pipes, drainage systems, bath, shower, sink, kitchen cabinets along with wall and floor tiling and laminate flooring. I collaborate with contractors and electricians in order to provide customers the best services. I have no reviews as I am new to this website. However, I am a highly driven builder with the ability to fix all types of problems. A hard working, enthusiastic and highly motivated individual with his own team that strives to achieve perfection in every job and task performed; with the proficiency to manage time efficiently, assess issues quickly and solving problems efficiently.
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Propertkare is service run building and refurbishment group. We undertake all forms of building work and maintenances, kitchen and refurbishment, painting and tiling. We have been trading for past 10yrs with great success.
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St Albans Brickwork specialise in all elements of residential and commercial brickwork construction projects. Our skills cover a wide-range of projects, home extensions and renovations, driveways & patios, garden walls, repointing, garage conversions and large building contracts. With more than 15 years’ experience in constructing new homes and delivering home improvements throughout St Albans, we are well equipped with the expertise to complete any size job to the highest possible standard.
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BuildOnTime LTD is a family business and one of the fastest growing building companies in London.We have over 20 years of experience in all types of building and construction works.Our team is structured from highly qualified, friendly and ambitious workers.We are your builders in North London.
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Zak Design – Building Dreams, One Brick at a Time At Zak Design, we specialize in transforming your vision into reality. With years of experience in the building and construction industry, our team of skilled professionals is dedicated to delivering high-quality, durable, and aesthetically pleasing structures. Whether you're planning a new home, office space, or renovation project, we offer personalized solutions tailored to your needs and budget. Why Choose Us? Expert Craftsmanship: Our team of experienced builders ensures every project is completed with precision and attention to detail. Timely Delivery: We understand the importance of deadlines and work efficiently to complete your project on time. Client-Centered Approach: We listen to your ideas, providing expert advice and transparent communication throughout the process. Competitive Pricing: Quality doesn't have to come with a high price tag. We offer affordable building solutions without compromising on excellence. Sustainable Practices: We're committed to environmentally friendly construction practices, using sustainable materials and energy-efficient designs. Let us be your trusted partner for all your construction needs. We pride ourselves on building more than just structures – we build lasting relationships with our clients.
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Sinevir Construction Ltd is a trusted construction company based near London, proudly serving the capital and surrounding areas. We specialise in residential and commercial projects, including new builds, extensions, refurbishments, and structural works. Our team of qualified professionals is committed to: High standards of workmanship Full regulatory compliance Clear and honest communication throughout every stage of the project Whether it's a small private renovation or a complex public contract, we approach each project with care, precision, and professionalism. What sets us apart: ✅ Construction Online Gold Member ✅ Skilled and experienced workforce ✅ NEBOSH-certified site safety supervision ✅ CHAS and SSIP-accredited for health & safety standards ✅ Fully insured, giving clients peace of mind ✅ Transparent pricing and realistic scheduling ✅ Respect for architectural heritage and local communities ✅ Competitive rates without compromising on quality We believe every property deserves thoughtful construction and reliable service — and at Sinevir Construction Ltd, we proudly deliver both.
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Go&Ko Services LTD is a 24 hours Property maintenance company for the Public and Commercial with trust and confident in quality and high standard services. Our offers the following services on a residential and commercial basis: - General Building/Extension - Loft conversion - Refurbishment - Kitchen/bathroom installation - Carpentry - Tiling/Flooring - Plumbing - Drainage - Metal restoring/welding - Electrical - Decorating - Handyman - Fencing/Decking -
