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Cornersttone is a leading design and build company based in London that specializes in both residential and commercial projects. As a construction company, we have worked on a variety of construction projects in London, including, home and apartment construction, loft and basement conversions, and refurbishment work.
Whether you are looking to expand, renovate, or maintain your property, Cornersttone provides a complete suite of services tailored to your vision. Each solution is delivered by our team of master craftsmen and managed with a seamless, end-to-end approach, ensuring flawless results that bring your home to life.
Loft conversions are a great way of adding space to your home while being easy and practical. We’ll assist you throughout the entire process, from beginning to end.
Our expertise can help you get the most out of your home. No matter what kind of remodel or restructuring your home needs, we have the expertise you need.
We operate throughout the entire project lifecycle, from design to build to aftercare. With our help you’ll be guided through the planning stages, compliance with building regulations, and budgeting for any extension plan
We offer and deliver individual packages for each client. Services may vary e.g. plumbing, electrics, painting and decorating, landlord services. Our services to clients have same approach regarding quality and cost-efficiency, no matter it is a small residential project or a large property.
Contact us via WhatsApp or email, and our team of experts will respond promptly. Your satisfaction is our priority, and we’re ready to offer the support you need to optimize your time.
Our commitment to excellence is backed by the industry’s most respected certifications. These partnerships guarantee that our team is qualified, our methods are regulated, and your project is in the safest hands.
The Federation of Master Builders (FMB) is the UK’s largest construction industry trade association, representing primarily small and medium-sized construction businesses (SMEs). It serves to support and promote master builders by ensuring quality standards and ethical business practices.
TRUSTMARK and Trading Standards Approved designations are quality marks that indicate a business has met specific standards for technical competence, trading practices, and customer service, especially for work done in and around the home.
We are proud to be a certified member of Checkatrade, the UK’s leading directory of vetted and recommended tradespeople. Being part of Checkatrade means our business has been thoroughly checked, verified, and continuously monitored to meet the highest standards of quality, reliability, and customer service.
Our client’s satisfaction is our greatest achievement. Check out some testimonials below from clients who trusted our services and discovered how we can transform the way they do work. These stories reflect the quality, dedication, and results we deliver, and we look forward to helping you too!
“They gave me a lot of confidence and followed exactly as planned in the construction schedule.”
“I really liked the final result, they really delivered a quality finish that surprised me.”
“They presented me with a link where I could follow what was happening in my work on a daily basis, I thought it was fantastic.”
“I received excellent service from the first contact, the team of bricklayers are well organized and clean.”
We offer tailored solutions for each client, ensuring that our services meet the specific needs of your project.
