o a varying degree, the businesses assessed had generally demonstrated that they had in place or were implementing, internal controls to deliver conformance with the PTT Group SM Framework. However, for a few of the businesses that were not implementing Operational Excellence Management System (OEMS) or setting themselves against Global Sustainability Initiatives were generally not as familiar with PTT Group SM Framework requirements. We found that for these companies the practical interpretation of the sustainable development concept was not fully defined, with formal programmes and strategies at an early stage of development