Working in south Wales near to the Brecon national park Mr Terry Hammond manager of Castell Renovations has 30 years experience in the building industry much of the time on grade 2 and grade 2 star listed buildings. Castell Renovation is a family business built on reputation. Though most work is carried out in South Wales and in the Midlands Castell does work throughout the UK Mr Terry Hammond is a Licentiate of the Institute of roofing (IOR)