Their charters usually go on to be long term charters.

In 2005, she was converted to a multi-purpose offshore support vessel and is currently on long term charter to Subsea 7.

Shree Airlines also operates long term charter flights for the United Nations, in support of peacekeeping operations.

After some time spent in commercial service she was lengthened by Hyundai Heavy Industries in 1984, and later went on to be acquired by the US Navy under a long term charter.

The Portsmouth Express gained a reputation of being unreliable and services were frequently cancelled due to technical problems and the weather but her larger size and long term charter agreement meant she remained on the service for a number of years.

USNS Paul Buck (T-AOT-1122) was originally constructed in 1985 by American Ship building Company, Tampa, Florida for Ocean Product Tankers of Houston for a long term charter to the United States Navy and operated by Military Sealift Command.