Built of the back of a 25-year pedigree of developing, producing and supplying lime mortars, Cornerstone has quickly risen to be one of the leading suppliers of dry, ready mixed hydraulic lime and natural cement mortars, for restoration, conservation, modern construction and engineering works.

Every stage of production is based in house, in state of the art manufacturing facilities, allowing flexibility and quick turnaround times. All products are tested to EU standards within our own stringent test regimes, along with CE marking and under an ISO9001:2015 accredited management process.

Cornerstone supply mortars worldwide, with its mortars being used in some of the most prestigious buildings and famous landmarks across the world. As well as producing its own brand range, Cornerstone also contract manufacture for a large number of brands supplying ready mixed materials to the market.