Complex sentence: Board of Directors, was striving to rescue company of the hostile takeover, because a number of employees have been very concerned about their future and about future quality of the delivery under new Energa's governance.
Split into simpler sentences: Board of Directors, has quite considered to rescue company of the hostile takeover. Reason was a number of employees that have been very concerned about their future, and about the future quality of the delivery under new Enea's governance.