Looking for an experienced builder in Harrow? KTCS Construction provides building, renovation and property refurbishment services for homeowners, landlords, property investors and commercial clients across Harrow, North West London and West London.
Building work inevitably causes some disruption. Our approach focuses on reducing avoidable delays through a clear scope, coordinated trades and regular communication, from the initial assessment to the final handover.

House renovation in progress, with scaffolding and site protection.
Building and Renovation Services
We undertake complete projects and individual trade packages, including:
- House extensions and loft conversions, alongside structural alterations
- Full house renovations, flat refurbishments and commercial refurbishment
- Painting and decorating, including interior painting, exterior finishes and wallpapering
- Plastering, skimming and rendering
- Flooring installation and wall and floor tiling
- Bathroom renovation, with kitchen installation available within a wider property renovation
- Plumbing, electrical work, carpentry and interior finishing
- New builds and garden rooms, alongside brickwork, landscaping, driveways and paving
Whether you need painters and decorators in Harrow or a contractor to coordinate a full refurbishment, the service should match your property, priorities and agreed specification.
How We Manage Your Project
1. Consultation and site assessment
We discuss your requirements, assess the property and identify practical constraints and any approvals that need consideration.
2. Defined scope and quotation
The proposed work, materials, inclusions and exclusions are agreed clearly. A useful quotation should explain what you are paying for and how changes will be handled.
3. Planning and preparation
We coordinate trade sequencing, material deliveries, access, site protection and waste arrangements. Structural work and first-fix services are planned ahead of finishing trades where required.
4. Construction and communication
The work is coordinated around the agreed programme, with progress updates and timely discussion of decisions or variations. Occupied properties also require attention to dust control, safe access and essential services.
5. Inspection and handover
Finishes are inspected, snagging items are recorded and addressed, and relevant project documentation is provided.

Structural work in progress before internal finishing.
Choosing the Right Builder
Compare quotations against the same scope. Check relevant experience, recent projects, insurance and trade qualifications. Confirm responsibility for any required approvals, structural calculations, testing and certificates, alongside payment stages and variation procedures.
A clearly defined quotation makes it easier to assess value and reduces the risk of unexpected costs.
Discuss Your Harrow Building Project
KTCS Construction serves Harrow and nearby areas including Kenton, Pinner, Stanmore, Edgware, Wembley and Ruislip.
Contact our team to discuss your plans and request a quotation.
Telephone: 020 3883 2083
Email: support@ktcsconstruction.co.uk
Website: ktcsconstruction.co.uk
Address: 127 Streatfield Road, Harrow, HA3 9BL