The company wants to take its tally of ships in the water to 50 vessels by 2016 from the current 26, it said today.
Chief executive Darren Yeo made the announcement after unveiling new charter contracts worth $150m.
A Middle East-based oil firm will take its platform supply vessels from the first quarter of next year for five years.
Vallianz established a footprint in the Middle East through the purchase in August of a 50% stake in Saudi Arabia's Rawabi Holding.
“These