The Indonesian archipelago, by virtue of its unique geographical situation, process an extraordinary vast potential of ocean wealth. the accessibility of adequate sea transportation system, become a vital necessity in the exploitation of such vast natural endowment. Having considered the insufficiency of the marine service at that time, PT. Jasa Marina Indah, well known as JMI, was established in February 1977. The establishment of JMI is aiming to a specific aspect of Indonesia sea transportation, for which it is involved in ships engineering, an integrated shipbuilding and docking as well as ship repair.

The service capacity of JMI has undergone constant expansion in congruity with the increasing demand of customers needs. On December 29th 1982, the company initiated the operation of its graving dock at port of Tanjung emas Semarang, to meet the demand for ships building and maintenance related to docking and floating repair.

JMI experienced rapid growth over the last two decades following the commencement as a result of its awareness to keep up with the stunning pace of Indonesia economy and industry growth. Having responded to the increasing market demand, in 1993 JMI commenced the construction of the yard unit II at the port of Tanjung Emas Semarang. Upon final completion of the constructions master plan, the new unit will boast greater capacity and facility as compared to unit I, and will present itself as more comprehensive and modern shipyard. The operation of the two units are highly integrated to accommodate both state owned and private fleet as well foreign as customers.

The growth of company has been consistency enhanced and improved which adheres to the compliance to the international standards of quality system such as ISO to ensure the persistence quality of the work. Through proper implementation of these international standard, JMI achieved ISO 9002/94 certification by the end of 1998 from the American Bureau of Shipping (ABS) Quality Evaluations, Inc. The certification is a testimony to JMI commitment to wards entering the era of globalization.