Builders in London – Dezam Construction

Dezam Construction delivers high-quality residential and commercial projects across London and surrounding areas. From planning and design to construction and finishing, we manage every step with care and precision.

About uS

Dezam Construction is a UK-registered limited company providing integrated design and build services for residential and commercial properties. Our team blends architectural know-how with practical site experience to deliver reliable programmes, clean workmanship, and clear communication from day one.

Whether it’s a loft conversion, a full house renovation, or a ground-up extension, we tailor our approach to your property, budget, and timeline. We coordinate with architects, engineers, and building control to keep your project compliant and on track. We also work with NICEIC and Gas Safe registered professionals where required, ensuring safety and regulatory standards are met.

or Call +44 7903 043813

Gallery

Our Services

At Dezam Construction, we pride ourselves on offering a complete range of building solutions tailored to meet the needs of homeowners and businesses across London.

Dormer, hip-to-gable, and mansard solutions to add bedrooms, bathrooms, or home offices.

Rear, side, wrap-around, and double-storey extensions designed to maximise space and light.

Structural alterations, reconfigurations, and complete fit-outs.

First-fix to final-fix by qualified professionals, including rewires, consumer units, boilers, and bathrooms.

External rendering, monocouche, silicone finishes, and internal skim.

Foundations, drainage, patios, retaining walls, driveways, and garden structures.

Design, supply, and installation with bespoke joinery options.

Pitched and flat roof works, warm roof upgrades, and insulation improvements.

Planning applications, building control liaison, programme and cost control.

No matter the size or complexity of the project, our skilled team ensures that every detail is carried out to the highest standard, delivering results that add value, comfort, and style to your property.

Dezam Construction Projects

At Dezam Construction, we believe that every project tells a story. From loft conversions and extensions to full house renovations, our work reflects the trust clients place in us and the high standards we deliver. We are proud to showcase a selection of our completed projects across London, including Beckenham, Streatham, and surrounding areas. Each one highlights our attention to detail, commitment to quality, and ability to transform ideas into reality.

Contact Us

Have a building project in mind?

Whether it’s a loft conversion, extension, full renovation, or any other construction work, Dezam Construction is here to help. Our team provides clear advice, detailed quotations, and expert workmanship tailored to your needs.

Opening times:
Monday to Friday: 8am – 6pm
Saturday: 8am – 1pm

Phone

+44 7903 043813

E-mail

Tasimallaraj@icloud.com

Get in touch today to discuss your project or simply fill in the contact form below and we’ll get back to you promptly.

Let us know who you are – enter your name or your company name.
Let us know where the work will take place so we can plan accordingly.
Please provide the expected start date so we can check availability.
Include any specific details, site access information, or special instructions.
Supported file types: PDF, JPG, PNG. Max file size: 25 MB.