We are a small building company who specialise in such things as general domestic building works such as extensions, Roofing, maintainence, Bricklaying, Pointing, drainage, Drives & Paths, Fencing, Sheds and Wall Tie Replacement. garages built,chimneys taken down and rebuilt.rendering- plastering-tyrolene. Able Builders was established early in 1999 in Cardiff, South Wales.