The company’s subsidiary Maaskant Shipyards Stellendam willbuild up to three more seismic research support vessels (SRSV) for RederijGroen, it announced today.

Maaskant is scheduled to deliver two units in the thirdquarter of next year while Rederij Groen has an option on a third vessel for deliveryin 2015.

No price was revealed.

The shipowner took delivery of two identical units, theAquarius-G and Astra-G, earlier this year.