Our services
At Delta Force Construction, we specialise in delivering high-quality basement construction and structural groundwork solutions across the UK. From initial excavation through to a fully watertight shell, we provide a complete structural service ready for fit-out by others.
Basement construction
We design and build high-quality basements that add valuable living or storage space to your property. From excavation to final structure, our team manages the entire process safely and efficiently, ensuring your new basement is strong, functional, and fully compliant with building regulations.
Underpinning
Our underpinning services strengthen and stabilise existing foundations, making properties structurally secure and ready for extensions or basement conversions. We use proven engineering methods to reinforce foundations while protecting the integrity of your building.
Basement waterproofing
We provide professional waterproofing solutions to protect basements and underground structures from damp and water ingress. Using modern membrane and drainage systems, we ensure your space stays dry, healthy, and suitable for long-term use.
Groundworks
We provide reliable and high-quality groundwork services to prepare your project for success. From site clearance and excavation to drainage and utility installation, our experienced team ensures every stage is completed safely, efficiently, and to the highest standards. We lay the essential foundations for strong, long-lasting structures.
Foundations
We construct strong and durable foundations that provide the critical support your building needs. Our team handles everything from excavation to pouring and finishing, using proven techniques and quality materials to ensure stability and longevity. Every project is completed in full compliance with building regulations for complete peace of mind.
Sump Pump Installation & Repairs
We specialise in the installation and repair of sump pump systems designed to protect your property from water damage. Whether you need a new system fitted or an existing one serviced, our team delivers dependable solutions that keep your basement dry and secure. We ensure every system is installed correctly and operates efficiently when you need it most.
What sets our basement services apart
At Delta Force Construction, what truly sets us apart is our focus on delivering the structural stage of a basement to the highest possible standard — because that’s the part that everything else depends on. We don’t just build space — we build solid, watertight foundations that are designed to perform long-term.
Our approach
Structure comes first: We prioritise the integrity of the build — from excavation to reinforced concrete to waterproofing — ensuring everything is done properly from the ground up.
End-to-end shell delivery: We take your project from initial dig through to a fully completed, watertight shell, ready for fit-out. No gaps, no confusion, no cutting corners.
Specialist knowledge: Basements require precision and experience. Our team understands ground conditions, structural loads, and waterproofing systems in detail.
How we help our clients
At Delta Force Construction, we solve the key challenges that come with basement construction and structural groundworks — areas where experience and precision are essential. We understand that these projects can be complex, and our role is to make that process smooth, safe, and reliable from start to finish.
Common challenges we solve:
Lack of space: We create valuable extra space by building down — safely and efficiently.
Structural stability: We carry out underpinning and structural works to ensure buildings remain stable.
Water ingress & damp issues: We install proven waterproofing systems and sump pumps to keep spaces dry long-term.
Complex ground conditions: We assess and manage soil conditions, drainage, and load-bearing requirements.
