Irish construction firm Cement Roadstone Holdings (CRH) will be among the favourites to build Donald Trump’s security wall to keep Mexican citizens out of America, if the Republican candidate is elected president later this year.

CRH is the biggest cement and construction materials company in the United States. It has already been involved in building Israel’s “West Bank wall”, supplying cement and concrete for the de facto border along Palestinian land.

The Trump wall is intended to run along the entire 3,200km Mexican-American border from Tijuana in the Baja California peninsula, to Brownsville, Texas, in the east. At the Republican convention in Cleveland, Ohio last week Trump suggested the wall would cost $5-$10bn (€4.5bn-€9bn), although he intends to make Mexico pay.

“It’s an easy decision