Some of our top rated loft conversion companies in Harrow
Sort by:
- Get in touch
We’re a reliable, full-service construction company built on quality workmanship, honesty, and pride in every job we deliver. From start to finish, we handle it all — with a particular specialism in loft conversions, bathroom installations, plumbing work, and complete home improvements. What sets us apart is our people. Our team of experienced, skilled, and genuinely friendly tradesmen and women bring not only technical expertise, but professionalism, charisma, and respect into every home we work in. We believe great results come from clear communication, attention to detail, and doing things properly — no shortcuts. We’re known for being on time, transparent, and fair with our quotes, so there are no surprises along the way. Every project is approached with care and precision, ensuring the final result meets — and often exceeds — our clients’ expectations. Whether it’s transforming unused space into a beautiful loft, creating a modern bathroom, or taking care of essential plumbing work, we treat every job as if it were our own home. Your vision matters, and we’re committed to delivering results to your perfection.
- Get in touch
We're specialist’s in house extensions, refurbishments and Loft conversions in South London and all surrounding suburbs, with the aim to deliver. Everyone that we use for finishing, is a trade. This gives you a very high quality finish that is seldom achieved by a 'General-trade'. We are fast, clean and produce showroom quality. Our individual professionals are more than just people we work with, they are people we know. We make or exceed our deadlines to ensure client satisfaction!
- Get in touch
Bluestonestate is north London based construction and loft conversion structural works reactive house extension
- Get in touch
We are a fully registered and insured business that have been building lofts for over 20 years and we have over 600 lofts under our belt
- Get in touch
Our company is family owned and we work on all property types from small extensions to building new homes and refurbishments containing multiple units, we employ most of our people directly and have built a family atmosphere giving us more control on the program and our main subcontractors have worked with us for many years .
- Get in touch
Hi, I’m Michael from LADO Construction Ltd. With over 7 years’ experience in the building trade, I specialise in delivering high-quality home extensions, refurbishments, and property renovations across London, Kent and Essex. As a Builder and Project Manager, I take pride in running jobs smoothly from start to finish — from foundations and structural work to final finishes. At LADO Construction, our focus is professionalism, attention to detail, and open communication. We work closely with clients, architects, and surveyors to bring plans to life, ensuring every project is completed on time, within budget, and to the highest standard. Whether it’s a new extension, kitchen/bathroom renovation, loft conversion, or general building works, no job is too big or small. We aim to make the building process stress-free and transparent, keeping you informed at every stage. Fully insured and committed to quality, we’re here to create lasting results you’ll be proud of.
- Get in touch
Dana Business Group Ltd – Property Renovation, Extensions & Loft Conversions Dana Business Group Ltd provides professional renovation, construction, and repair services for houses and apartments. We undertake projects of any size, from small repairs to full refurbishments, house extensions, and loft conversions. Our services include: * Full and partial property renovations * House extensions and structural works * Loft conversions * Kitchen and bathroom fitting * Plumbing services * Electrical works * Painting and decorating * Flooring installation * Plastering and drywall * General maintenance and repairs We guarantee high-quality workmanship, reliable service, and strong attention to detail. Free quotes available. Competitive prices. Flexible scheduling.
- Get in touch
A family business run by father and son with over 30 years experience combined. Being a family business our work is our reputation and therefore all works carried out are to maximum potential! Clean, realiable and great pride is taken leaving customers happy and without hesitation for recommendations. Specialising in plastering, rendering, traditional Italian Venetian polished plaster and all aspects of building works also undertaken.
- Get in touch
We are specialists in loft conversions and extensions and we also undertake full refurbishments.With over 20 years experience in the construction industry. Your project is in safe hands! We are devoted to maintaining high standards of work.
- Get in touch
We design and build loft conversions and extensions, as well as undertake all other building works. We use trained and experienced tradesmen.
- Get in touch
We are a trusted construction company specialising in general building work and home extensions. With a focus on quality craftsmanship, reliability, and attention to detail, we help homeowners transform their properties — whether it’s a full extension, renovation, or day-to-day building work. Our team delivers projects on time, on budget, and to the highest standards, ensuring every customer is proud of the results.
- Get in touch
We are a comprehensive property and facilities solutions provider, dedicated to optimizing the performance, sustainability, and long-term value of our clients’ assets. Our expertise spans across Property Maintenance, ensuring the upkeep, safety, and functionality of buildings and infrastructure, while our Project Management Consulting services deliver strategic planning, risk management, and end-to-end execution for projects of all scales. Through Retrofitting, we help modernize existing structures with innovative upgrades that improve energy efficiency, operational performance, and compliance with current standards. Our Facilities & Asset Management solutions are designed to streamline operations, maximize asset lifecycles, and reduce costs, giving clients greater control and resilience in managing their portfolios. With a commitment to forward-thinking practices, our Sustainability & Compliance Services support organizations in meeting environmental targets, achieving regulatory compliance, and embedding sustainable strategies into everyday operations. By combining technical expertise with a client-focused approach, we deliver integrated services that enhance property value, support operational excellence, and create sustainable environments for the future.
- Get in touch
Started with small jobs now doing full house refurbishment , , plumbing , electrical, brick work, plastering , carpentry , bathroom refurbishments , kitchen and many more , i also do extensions , any work that needs doing in a house we have solution and team to do, logged on to my builders In 2020 but, left due to extremely busy , giving it a try on 2024 , my profile may look old with no reviews because i got active now in 2024,, check out my pictured of work during and after finish
- Get in touch
With over 20 years of experience, Paramount Works specialises in Kitchens, Bathrooms, Bedrooms, Extensions and Loft Conversions. We proudly serve London, Buckinghamshire and Birmingham. At Paramount Works, we’re committed to delivering the highest standards of craftsmanship and service ensuring your vision and satisfaction are always our top priorities.
