Our Work
Construction & Refurbishment Project Portfolio
Our project gallery showcases recent construction and refurbishment work across London. From sophisticated office fit-outs in the City to elegant home renovations in North London, these projects demonstrate our commitment to quality craftsmanship and client satisfaction.
Each project in our portfolio represents our approach to construction: careful planning, skilled execution, and attention to detail at every stage. We're proud of the diverse range of work we've completed for commercial and residential clients across Barnet, Camden, Westminster, Islington, and the wider London area.
Quality Construction Work Across North London
At Thornton Building Management, every project we undertake receives the same level of care and professionalism, regardless of size. Whether we're completing a small office refresh or a major commercial fit-out, our team applies the same attention to detail and commitment to quality that has built our reputation as one of North London's most trusted building contractors.
The projects featured here represent just a sample of our recent work. We've completed hundreds of construction and refurbishment projects across London over the years, building strong relationships with satisfied clients who return to us again and again. We invite you to explore these case studies and contact us to discuss how we can bring the same quality and professionalism to your next project.

17-19 Foley Street Office Refurbishment
Fitzrovia, London W1
Full refurbishment including M&E services
A comprehensive office refurbishment project in the heart of Fitzrovia. We transformed this tired workspace into a modern, professional environment suitable for a growing professional services firm. The project included complete strip-out of existing finishes, installation of new glass partitions to create private offices while maintaining natural light, full air conditioning system installation, raised access flooring, suspended ceilings with integrated LED lighting, and high-quality decorative finishes throughout.

300 St John Street Category B Fit-Out
Clerkenwell, London EC1
Cat B fit-out from shell and core
A complete Category B office fit-out in Clerkenwell for a creative agency requiring flexible workspace solutions. Starting from a Cat A shell, we delivered a fully fitted workplace including soft strip, new power and data infrastructure throughout, HVAC modifications to suit the new layout, a fully equipped kitchen and breakout area, meeting rooms with AV integration, and bespoke joinery for reception and storage areas.

North London Residential Refurbishment
Barnet, North London
Full residential refurbishment
A complete home refurbishment project for a family in Barnet who wanted to modernise their period property while retaining its character. The scope included a new contemporary kitchen with integrated appliances, a luxurious en-suite bathroom, hardwood flooring throughout the ground floor, a bespoke stair banister crafted by our joiners, full redecoration, and electrical upgrades to meet modern standards.

25 Savile Row Premium Retail Space
Mayfair, London W1
Luxury retail fit-out
A prestigious retail fit-out in the heart of Mayfair for an international luxury brand. This high-specification project required exceptional attention to detail and premium finishes throughout. We installed custom display cabinetry, upgraded the electrical system to support new lighting and POS systems, created VIP fitting areas, and applied decorative finishes that reflect the brand's heritage and quality positioning.
How We Deliver Successful Construction Projects
Every project in our portfolio follows our proven approach to construction delivery. This structured process ensures consistent quality, clear communication, and successful outcomes for our clients.
Detailed Planning
We develop comprehensive project plans before any work begins, ensuring all stakeholders are aligned on scope, timeline, and budget.
Skilled Execution
Our experienced team of tradespeople and trusted subcontractors deliver quality workmanship across all aspects of the build.
Quality Control
Regular inspections and quality checks throughout the project ensure standards are maintained and issues addressed promptly.
Clear Communication
Regular updates and open lines of communication keep you informed and involved throughout your project.
Types of Construction Projects We Undertake
Thornton Building Management has experience across a wide range of construction and refurbishment project types. Our diverse portfolio demonstrates our versatility and ability to adapt our approach to meet the specific requirements of different clients and sectors.
Commercial Office Projects
Office refurbishments, Cat A and Cat B fit-outs, meeting room installations, and workplace modernisation for businesses of all sizes across London.
Retail & Hospitality
Shop fit-outs, restaurant refurbishments, bar renovations, and retail space transformations that enhance customer experience and brand presence.
Residential Renovations
Complete home refurbishments, kitchen and bathroom installations, loft conversions, extensions, and period property restorations.
Landlord & Tenant Works
Dilapidations, reinstatement works, lease-end obligations, and property maintenance for landlords and commercial tenants.
Have a Construction Project in Mind?
These projects demonstrate our commitment to quality craftsmanship and client satisfaction. We'd love to discuss how Thornton Building Management can help with your next construction or refurbishment project in North London or Greater London.
Whether you're planning an office fit-out, commercial refurbishment, residential renovation, or need dilapidations support, our experienced team is ready to help. Contact us today for a free, no-obligation consultation and discover the Thornton BM difference.