Columbia teams with Greeks to retrofit laid-up OSVs for wind farms 21 July 2021 CSM Energy working with Hydrus Engineering to tap into potential of some unwanted oil and gas shipsAuthor: Capt. Johnhttps://www.tradewindsnews.com/offshore/columbia-teams-with-greeks-to-retrofit-laid-up-osvs-for-wind-farms/2-1-1042597