Basement Construction & Waterproofing Specialists London | Basements Solutions Limited London Basement Specialists

Basement Construction &
Waterproofing Specialists in London

Experts in Basement Conversions, Waterproofing, Structural Alterations and High-End Residential Construction Basements Solutions Limited delivers professional construction services throughout London. From basement excavations and waterproofing systems to structural steel installations, extensions and complete refurbishments, we provide practical solutions backed by experience, quality workmanship and attention to detail. Basement Construction Waterproofing Systems (Type A, B & C) Structural Alterations & Steel Extensions & Refurbishments Residential & Commercial Projects Get a Free Consultation  

Why Choose Us

We work closely with homeowners, architects, engineers and developers to deliver complex projects safely, efficiently and to the highest standards.

Experienced Professionals

Over 20 years of expertise specializing in complicated structural groundworks, basement digs, and specialist damp protection systems.

Quality Workmanship

Every single project is completed using highly skilled tradesmen, quality-certified materials, and proven engineering methods.

Fully Managed Projects

From initial design planning and building control drawings through to final structural steel and fit-outs, we coordinate every stage.

Transparent Communication

Receive regular scheduling updates, clear itemized breakdowns in quotations, and professional project management throughout.

Our Specialist Services

Delivering premium structural construction and specialized waterproofing solutions for high-end properties across London.

Basement Construction

New structural basement excavations, complex underpinning, retaining walls, and reinforced concrete foundations for residential and commercial spaces.

Basement Conversions

Transforming empty or damp cellar spaces into luxurious living accommodation, high-end home cinemas, private gyms, offices, and self-contained units.

Waterproofing Systems

Expert installations of BS 8102:2022 compliant cavity drain membrane systems (Type C), sump pumps, drainage channels, and specialist tanking.

Structural Alterations

Heavy steel beam framing installations, load-bearing masonry wall removals, structural underpinning, concrete pouring, and temporary works.

Extensions

Stunning single-storey, double-storey, and rear glass extensions engineered to maximize structural footprints and property valuation.

Refurbishments

High-end internal and external property renovations, luxury kitchens and bathrooms, bespoke layouts, and full residential refurbishments.

Featured Project

Drag the gold handle slider to see the structural transformation of our premium North London residential basement conversion. Basement project before construction Before: Damp Excavation Basement project after construction After: Luxury Living Cinema Drag the slider to compare construction and finish 4.9 Google Rating (48 reviews) David L.

"Basements Solutions designed and excavated our basement. They took care of everything from planning permission to luxury finishes. Highly professional team."

 Emma P.

"Outstanding waterproofing. The team has a strong engineering background, CSSW certified, they explained Delta system cavity drainage choices clearly."

Building Quality Below Ground & Above

London-based premium specialists in structural basement excavations, waterproofing systems, and luxury extensions. Basements Solutions Limited is a London-based construction company specialising in basement construction, waterproofing and structural building works. Our team has extensive experience delivering complex residential and commercial projects, working alongside architects, structural engineers and building control officers to ensure every project is completed to the highest standard.

We understand that construction projects are significant investments. Our approach focuses on quality workmanship, clear communication and delivering projects that exceed client expectations. Whether you require a complete basement conversion, structural alterations or a full property refurbishment, we have the expertise to manage your project from concept to completion. 20+ Years of
Experience 100% Fully Insured
& Compliant 10Yr Insurance Backed
Guarantees Architect and structural engineer review drawing layout Qualified Specialists CSSW & PCA Certified

Client Testimonials

Read feedback from London homeowners who transformed their properties with our structural and basement services. "Basements Solutions Limited did a phenomenal job excavating our new home cinema and office in North London. The waterproofing and steelwork installation was handled with absolute engineering precision. The site was kept clean, and they communicated clearly at every stage." Richard H., Hampstead Complete Basement Conversion & Waterproofing "After dealing with a damp cellar for years, we hired them to upgrade our delta pump system and install a cavity drain membrane. Since they finished, the space has been bone dry. Their CSSW expertise is clear and gives us complete peace of mind." Sarah M., Kensington Sump Pump & Cavity Membrane Tanking Upgrade "We worked with them on a major rear extension and structural alteration. They installed massive steel beams to create our open plan kitchen. Outstanding project management, building control compliant, and extremely professional." James & Emily T., Richmond Rear Property Extension & Structural Steelwork

Contact Information

Whether you have completed architectural structural calculations and drawings ready for quoting, or are in the early feasibility stages of a project, our surveyors and engineers are ready to support you. Phone Number +447703 185884 Email Address info@basementssolutions.co.uk Service Area Greater London, Central London, South London, North London, and surrounding Home Counties.
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