Bangalore-based Happiest Minds Technologies, a two-year-old IT services startup floated by former MindTree chairman and co-founder Ashok Soota, has closed its first full financial year in 2012-13 with annualised run rate of $20 million, according to a company statement. Focusing on disruptive technologies as its core strategy, Happiest Minds says it has now 45 customers across the US, the UK, India and the South-east Asia.