According to National Association of Software and Service Companies (NASSCOM)—the ITES sector revenue as a proportion of the country's gross domestic product (GDP) has grown from 1.2 per cent in 1998-99 to an estimated 6.4 per cent in 2010-11. Further, NASSCOM predicts that the Indian IT-BPO revenues may touch US$ 225 billion by 2020.

ITES, which started with basic data entry tasks over a decade ago, is witnessing an expansion in its scope of services. It now offers services such as knowledge process outsourcing (KPO), legal process outsourcing (LPO), games process outsourcing (GPO) and design outsourcing, among others