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House Extensions in Carmarthenshire

Professional house extension across Carmarthenshire — free survey, fixed written quotes and guaranteed work.

Homeowners and landlords in Carmarthenshire choose S&K Property Investments & Improvement for house extension that is planned properly and finished to a high standard.

We keep sites clean, schedules honest and communication clear from start to finish. A well-built extension adds space and lasting value to your home. We handle the whole job — design and drawings, building control and party-wall sign-off, foundations, structure and a full finish — so you deal with one accountable team from first sketch to final decoration.

Our house extensions service in Carmarthenshire includes

  • Free measured survey and design advice
  • Architectural drawings and building-control sign-off
  • Foundations, brickwork, steelwork and roofing
  • Plastering, electrics, plumbing and decoration
  • Party-wall and structural calculations arranged
  • Fixed written quote — no day-rate surprises

Every extension starts with a free site survey and a fixed, itemised quote. We manage structural calculations, steelwork and building regulations throughout, and keep the site clean and the schedule honest. The result is a room that feels part of the original house, not bolted on.

House extension across Carmarthenshire

We carry out house extension throughout Carmarthenshire, including Carmarthen, Llanelli, Ammanford, Burry Port, Kidwelly, Llandeilo, St Clears, Whitland and the surrounding villages.

House Extensions in Carmarthenshire — FAQs

Do I need planning permission for an extension?
Many extensions fall under permitted development, but larger or two-storey projects often need planning. We check this for you and handle the application if required.
Will you manage building control?
Yes. We arrange structural calculations, submit to building control and see the project through to a completion certificate.
Do I need planning permission for an extension?
Many extensions fall under permitted development, but larger or two-storey projects often need planning. We check this for you and handle the application if required.
Is the quote for house extension in Carmarthenshire free?
Yes — we provide a free site survey and a fixed, itemised written quote with no obligation.
Are you local to Carmarthenshire?
We are a West Midlands-based company covering Carmarthenshire and the wider region, so you get a responsive local service backed by a full team.

Get in touch today for a free survey and a fixed quote for your house extension project in Carmarthenshire.

House Extensions in Carmarthenshire?

Call 0800 088 6341 or request a free survey and a fixed written quote for your house extension project in Carmarthenshire.

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