During his interaction with the US captains of trade and industry and pioneers in the maritime sector, Gadkari will highlight investment opportunities in the Indian maritime sector and invite US investments in building ports, port-led industrialisation, coastal economic zones, construction of new berths/terminals in existing ports like JNPT, Mumbai and Kandla Ports, capital and maintenance dredging, mechanisation, hinterland connectivity and evacuation infrastructure, ship building, ship repairing and ship recycling, officials said.