We are based in Slough and mainly serve Ascot, Sunningdale, Windsor, Beaconsfield, Gerrards Cross, Chalfont St Peter, Ealing, Chiswick and other areas in West London, plus surrounding towns in Berkshire and Buckinghamshire

Getting started is simple. Reach out through our contact form or schedule a call—we’ll walk you through the next steps and answer any questions along the way.

Yes, we offer FREE, no-obligation quotes. Andrzej personally visits your property, discusses your requirements and provides a detailed fixed-price quotation with no pressure or commitment.

Yes. We offer a complete Design & Build service. You have one point of contact (Andrzej) from initial design through planning, construction, and final handover. This approach reduces stress and helps control costs.

In 2026, single-storey extensions typically range from £80,000 to £130,000, and double-storey extensions from £130,000 to £250,000+, depending on size, materials, and location. We always provide fixed-price quotes after a free site survey.

Not always. Many projects fall under Permitted Development rights and do not require full planning permission. We assess your project during our free consultation and advise on any permissions or approvals required.

Loft conversions usually take 6–12 weeks. House extensions take 10–20 weeks depending on size and complexity. We provide a detailed timeline with every quotation.

Robin Services Ltd has been operating since 2008. Owner Andrzej Teterycz personally manages every project and has over 18 years of hands-on experience in construction. We specialise in high-quality house extensions and loft conversions across Berkshire, Buckinghamshire and West London.