Infosys, the country's second largest information technology company, on Wednesday reported that its net profit in December quarter rose 7.15 per cent, quarter-on-quarter, to Rs 5,809 crore on the back of robust deal momentum and digital transformation scaling across verticals and regions, the company said. Infosys increased its revenue growth guidance for current financial year to 19.5-20 per cent from growth guidance of 16.5-17 per cent in the previous quarter.