Swimming pool construction and renovations by D.G. Johnson Ltd. We are specialists in the application of marble plaster, quartzon and hydrazzo to concrete swimming pool interiors, and have been servicing commercial and domestic customers for 25 years. D.G. Johnson Ltd also specialise in solid plastering and tiling, and have completed many fully tiled swimming pools. D.G. Johnson Ltd are experts in swimming pool renovations whether it be re-tiling, renewing marble/quartzon/hydrazzo, re-laying new coping stones and surrounds. To bring a fresh and modern style to your swimming pool area contact Danny at D.G. Johnson Ltd.