The construction industry of India is an important indicator of the development as it creates investment opportunities across various related sectors. The construction industry has contributed an estimated 308 billion to the national GDP in 2011-12 (a share of around 19%). The industry is fragmented, with a handful of major companies involved in the construction activities across all segments; medium-sized companies specializing in niche activities; and small and medium contractors who work on the subcontractor basis and carry out the work in the field. In 2011, there were slightly over 500 construction equipment manufacturing companies in all of India. The sector is labour intensive and, including indirect jobs, provides employment to more than 35 million people. The construction industry is the second largest industry in India after agriculture. It makes significant contribution to the national economy and provides employment to large number of people. The infrastructure sectoris a key driver for the Indian economy. The sector is highly responsible for propelling India's overall development and enjoys intense focus from Government.