CRH plc's interim results for 2015 indicate strong performance with a 17% increase in sales and a 29% rise in EBITDA, driven by disciplined cost management and positive market momentum in the Americas. The company is focused on portfolio management and restoring debt metrics to normalized levels, while integrating recent acquisitions to maximize growth potential. Outlook for the second half of 2015 remains positive, with expectations of continued demand in both residential and non-residential sectors.