Q: How much does a house extension cost in Hayling Island?

A: The cost of a house extension depends on the size, design and specification of the project. At CDW Building Services Ltd, we provide transparent quotations with no hidden costs after discussing your requirements. Contact us to arrange a free estimate and site visit.

Q: How long does it take to start a building project?

A: We aim to visit properties and provide quotes within 3–7 days. Our typical lead time for starting projects is around 8–10 weeks, although we may have flexibility depending on the type and size of the project.

Q: Do you manage the entire building project?

A: Yes. We manage projects from design through to completion, coordinating all stages of the build. This ensures the work runs smoothly and you have a single point of contact throughout the project.

Q: Are you fully insured?

A: Yes, CDW Building Services Ltd is fully insured both on and off the job, giving customers complete peace of mind while work is being carried out on their property.

Q: What building services do you offer?

A: We provide a full range of building services, including house extensions, loft conversions, property renovations, refurbishments, structural alterations and general building work for domestic and commercial customers.

Modern open plan kitchen and dining area with blue chairs and skylight in Hayling Island

Builders – trusted expertise, Hayling Island & Surrounding Areas

25+ years of experience. Fully insured. Fast quotes in 3–7 days.

Call now for your free estimate!

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02392002560

What sets us apart

Experienced carpenter-led team

Projects guided by skilled craftsmanship and practical expertise.

Complete project management solutions

From planning to completion, every stage is handled with care.

High-quality materials and workmanship

Built using durable materials and a strong attention to detail.

Our services

House extensions

We design and build bespoke house extensions, adding space and value to your property.

House Extensions

Loft conversions

Our loft conversions create functional and stylish spaces, from bedrooms to home offices.

Loft Conversions

Property renovations

We handle full property renovations, from structural alterations to interior upgrades.

Property Renovations

New brick wall construction for a residential garden boundary

General building

From brickwork to carpentry, we cover all aspects of general building work.

General Building

Freshly turfed garden with stone paving and flower beds

Landscaping

We provide expert groundwork and landscaping services, including patios and drainage.

Landscaping Services

Modern fitted kitchen with integrated appliances and light wood cabinets

Kitchens & bathrooms

We deliver complete kitchen and bathroom renovations, tailored to your style and needs.

Interior Renovation

Building trust, one project at a time

CDW Building Services Ltd has been a cornerstone of the Hayling Island community since its establishment. With over 25 years of industry experience, we’ve built a reputation for reliability, transparency, and exceptional craftsmanship.

Led by Chris, an experienced carpenter, our team takes pride in delivering tailored building solutions that meet the unique needs of each client. Whether it’s a home extension, landscaping, kitchens and bathrooms, garden rooms, loft conversion, or property renovation, we manage every project from design to completion, ensuring a seamless and stress-free experience.

Our commitment to using premium materials and professional equipment guarantees results that stand the test of time.

Contact Us Today

Exterior view of a brick house extension with large grey bi-fold doors and decking

Sophie B

I recently had a full loft conversion completed by CDW Building Services Ltd and couldn’t be happier with the result. Chris and his team were professional and reliable and clearly take great pride in their work. Communication was excellent throughout the project, and everything was completed to a very high standard. The workmanship and attention to detail really show, and the whole process was smooth from start to finish. I am absolutely delighted with the transformation and would highly recommend them to anyone looking for a quality building company.

Interior view of a bright kitchen featuring two large roof lanterns and garden views

Why choose CDW Building Services Ltd?

Over 25 years of experience: Benefit from decades of hands-on expertise.
Fully insured builders: Enjoy peace of mind knowing your project is protected.
Fast and transparent quotes: Receive detailed estimates within 3–7 days.
Local and trusted: Serving Hayling Island, Portsmouth, Havant, Chichester, Waterlooville and surrounding areas with repeat customers.
High-quality materials: We use only the highest-quality materials to ensure lasting results.

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Areas we cover

CDW Building Services Ltd is based in Hayling Island and covers a wide area across South East Hampshire and West Sussex.

We regularly work in:

Hayling Island
Havant
Waterlooville
Portsmouth
Gosport
Fareham
Chichester
Emsworth
Southsea
West & East Wittering
Selsey

If you're nearby and unsure, get in touch — we’re happy to confirm coverage and discuss your project.

Frequently asked questions

Grey composite decking area in a modern garden setting

Let us build something great together with expert builders

Call us today to start your project with a free estimate.

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