Restaurant Quality Fish Our Gastro range is the best way to create your own restaurant experience at home.. Young\'s. Manufacturers Address Young\'s, PO Box 51, Grimsby, DN31 3TJ. Young\'s Seafood (Ireland), Suite 14, The Osprey Premier Business Centre, Devoy Quarter, Naas, Co. Kildare, Ireland. Return to Here to help! Visit us at...www. youngsseafood. co. uk for FAQ\'s Email us at...care@youngsseafood. co. uk Write to us at... Young\'s, PO Box 51, Grimsby, DN31 3TJ. Young\'s Seafood (Ireland), Suite 14, The Osprey Premier Business Centre, Devoy Quarter, Naas, Co. Kildare, Ireland. Package type Box Storage information Keep Frozen