The major developers of ports are Maersk, P&O Ports, Dubai Ports International, PSA Singapore.
These developers have made significant investments  on a Build Operate Transfer Mode (BOT) mode . Maersk made investments and developed Jawaharlal Nehru Port Trust, Mumbai, P&O Ports made investments and developed Jawaharlal Nehru Port Trust, Mumbai and Chennai, Dubai Ports International made investments and developed Cochin and Vishakapattinam ports, and PSA Singapor made investments and developed Tuticorin ports