BUZZ-Gulf Marine Services: boosted by contract win
** Energy services co jumps 11.7 pct & poised for biggest ever one-day gain on news of a major 4-yr charter for one of its large class vessels
** Vessel will begin charter end Q1 for a national oil co in Middle East & North Africa region
** Gulf Marine builds & operates self-propelled, self-elevating vessels that provide support services to oil & gas & renewable energy sectors (abhiram.nandakumar.thomsonreuters.com@reuters.net)