Colombia’s ISA reports 33.1 per cent increase in net profit in 2009 March 2, 2010 | Latin America News Interconexion Electrica (ISA), the state-run power grid operator of Colombia, has reported a 33.1 per cent increase in its net profit to COP314.87 billion in 2009. This content is available to only paying subscribers. Username or E-mail Password Remember Me Forgot Password