Vallianz Holdings Limited is a Singapore-based investment holding company. The Company is an operator of offshore support vessels (OSVs) and integrated offshore marine solutions to the energy industry. The Company operates through three segments: Vessel Chartering, Shipyard and Vessel Management Services and Investment Holding. The Vessel Chartering segment is engaged in chartering of owned and third-party vessels. The Shipyard and Vessel Management Services segment is engaged in providing in-house fabrication and engineering services, such as ship building, fabrication works and ship repairs, as well as consultancy and vessel project management. The Investment Holding segment is engaged in holding investments for long-term purposes. Its solutions include specialized offshore support, heavy transport vessels, shipbuilding, engineering and fabrication, marine technology and renewables and sustainable energy. The Company operates in the Middle East, Asia Pacific and Gulf of Mexico.