 New Era of Wyoming, USA owns The Greybull Field oil well in Greybull, Wyoming.Greybull supported management's plans to restructure and re-develop Plessey Semiconductors Ltd, of Plymouth, Devon, since 2010 and has financed add-on acquisitions.Greybull led the backers of OpCapita's buyout of Comet Group, November 2011, a 236-store business, employing 7,000 for £2; plus a £50m dowry paid by the past owner.