London Core Construction offers professional building services across Barnet, delivering reliable craftsmanship and tailored project management from start to finish. We’re proud to be one of the leading builders in Barnet, trusted by homeowners and landlords for our ability to deliver everything from loft conversions and extensions to full-scale refurbishments.
With a focus on long-term durability and design-led solutions, we take on residential new builds throughout Barnet’s diverse neighbourhoods - from suburban semis in High Barnet to detached homes near Totteridge. Every project is managed with care, guided by our commitment to transparency, technical accuracy, and client satisfaction.
Construction projects in Barnet often involve larger plots and varied property styles. We use our experience to provide practical advice during the planning phase, and precision execution during the build. Our team understands how to make the most of space, improve energy performance, and upgrade tired interiors while preserving original features where needed.
We’re not just focused on completing jobs - we’re here to build homes that work better for the people who live in them.
We handle all stages of your project, ensuring smooth coordination and timely completion.
With years of experience across the capital, we understand local regulations, styles, and challenges.
Your space, your vision - our team creates tailored plans that fit your needs and lifestyle.
We use premium materials and expert craftsmanship to deliver lasting, high-quality results.
Our creative team brings fresh, functional design ideas to every project we take on.
We prioritise sustainable materials and energy-efficient methods for a smarter build.
In Barnet, we build homes that fit your family’s needs while following local planning rules and matching the style of the neighborhood. We complete every new build with attention to quality, safety, and design. You can rely on us to give you a home that’s well built and ready for comfortable living from the very first day.
We often build extensions across Barnet, adapting your home to match your family’s changing needs. Whether you want a bigger kitchen, extra bedrooms, or a home office, we handle everything from structural plans to the final touches. We make sure your new space improves both the layout and how well your home works for you.
A loft conversion is often the most efficient way to create extra space without compromising garden area. In Barnet, where properties tend to have good roof height, we transform unused attic space into fully compliant and practical rooms. All work is completed with careful attention to structural integrity, insulation, and interior detailing.
We handle full property refurbishments across Barnet, and when we say “full,” we mean it. Inside, outside — we upgrade it all so it meets today’s standards and feels ready for the next chapter. Sometimes that means rewiring old electrics that have seen better days, or replacing plumbing that’s been limping along for decades.
Every project in Barnet starts with a clear and practical conversation. Our builders in Barnet will assess your goals, timescales, and expectations—whether you’re building a garden room, extending a kitchen, or reconfiguring your layout. This step ensures we understand the full scope and can provide accurate advice and costings from the outset.
We then move into the planning stage, working with architects and engineers to create workable designs that suit both your vision and Barnet’s planning guidelines. We take care to address practical concerns like layout flow, natural light, and insulation while ensuring all drawings meet local authority standards and UK building regulations.
Before starting construction, we prepare the site to avoid delays or disruption. This includes managing waste routes, arranging storage for materials, and establishing health and safety procedures. Our Barnet-based team ensures every project begins with a clear plan, detailed schedules, and all necessary equipment on hand.
Once on-site works begin, our builders in Barnet manage the entire process - from demolition and groundwork to roofing and final finishes. You’ll receive consistent updates and have one point of contact throughout, helping the build stay on track and within budget. We monitor quality throughout and address any site challenges without delay.
At handover, we walk you through the property and confirm that all work has been completed to specification. Our builders take pride in leaving your Barnet home clean, finished to a high standard, and ready for use. We also provide certificates and explain any features or fixtures requiring future care.
Whether you have questions about our services, need a quote, or want to discuss your next project, our friendly and knowledgeable team is ready to assist you.
In a borough as varied as Barnet—spanning detached homes, terraced streets, and suburban estates—you need builders who understand both space optimisation and council guidelines. Our team is equipped to handle home extensions, conversions, and structural works with precision and efficiency.
As trusted builders in Barnet, we work with property owners to develop smart solutions that meet both aesthetic and practical goals. Our process focuses on smooth delivery, clear communication, and building quality that lasts, all while staying aligned with Barnet’s residential character and planning framework.
