G.D.Shellam is a Cardiff based building company with with 29 years of customer satisfaction. We specialise in Extensions and Loft Conversions offering the complete quality building service. Respectful of our customers and building trade through word of mouth recommendations, we guarantee the bare minimum of disruption to lifestyle and property. We offer a professional service from planning & building regulation application, right the way through to final site clearance upon completion.

As recognised craftsmen we work to exacting standards only taking on one job at a time until that job is completely finished.

Please contact us for a free quote and customers reference details.
" I can't recommend them enough." Richard Davies, Cardiff