Unlike their major clients, with the exception of Telkom Group, three major operator of telecommunication towers reported strong performance in the first half of 2015. On average, they generated net profit margin of 24% and annualized return on equity (ROE) of 16%. Solusi Tunas Pratama (SUPR), where private-equity firm Carlyle Group is substantial shareholder, by far, is the weakest. To subscribe please click here