
EXTERNAL WALL INSULATION SCHEME
Gallery of external wall insulation projects.
C & S Plastering Ltd · Company 03593298 · Trading heritage since 2002
Active, accounts up to date·subcontractor·Head office Treharris
Established for over 20 years, C & S Plastering is a family-run plastering company based in South Wales. We pride ourselves on the quality of work undertaken, guaranteeing the highest standards for both domestic and commercial customers. Our services range from traditional float and skim to Venetian marble plastering, MF ceilings, partitions, and external renders including external wall insulation.
Based in Nelson, Mid Glamorgan, we are ideally located to serve South, East, and West Wales. We follow strict health and safety guidelines and are accredited to CHAS and SMAS standards, ensuring a safe working environment for our employees and clients. All employees have tailored training plans to keep abreast of industry changes.
We are approved applicators for Wetherby and Parex external wall insulation systems. Our aim is to deliver requirements on time and on budget, ensuring customer satisfaction.

Gallery of external wall insulation projects.

Gallery of stucco mouldings.

Swansea
Gallery of work at Bible College of Wales.

Gallery of a Passivhaus eco home project.

General projects gallery.
This profile was compiled from public records. Claim it to add the things buyers ask for:
Family-run plastering company in South Wales, established over 20 years. We offer a wide range of internal and external plastering services to domestic and commercial clients. Their listed services include Plastering, Suspended ceilings, Drylining, Tiling and Insulation.
C & S Plastering Ltd is registered at Bryntirion Llanfabon, Nelson, Treharris, CF46 6PG, in Wales.
C & S Plastering Ltd states that it works across South Wales, East Wales and West Wales.
Accounts filed for the year to 2025 report 12 employees, which places the company in the 10-49 employees band.
C & S Plastering Ltd does not disclose turnover: UK small-company accounts are not required to. Based on headcount in its filed accounts, turnover is likely to fall between £860k and £2.3m. This is an estimate, not a filed figure.
Companies House lists C & S Plastering Ltd as active, with accounts most recently made up to 2025-07-31.
C & S Plastering Ltd displays CHAS and SMAS on its website.
C & S Plastering Ltd works in Residential and Commercial.
C & S Plastering Ltd was incorporated on 1998-07-06, though the company says it has traded since 2002.
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