The same things happen daily in all companies. Here they play three vital factors importance. Organizational culture: It is the most dominant variable since it defines the adjustment or not the company, if it is a reluctant organizational culture to change, is likely to be damaged to the final and therefore the life of the same. the speed of information is: essential to the speed with which a company can determine account rapid and greater adaptation to change. Leadership: Must be a charismatic leader, proactive, dynamic and have the attitudes and skills necessary to convince the company that has time of change, do not hesitate to address the problem because it is the worst that can happen in a moment crucial.La leader’s decision is vital to determining the timing and the type of change and adaptation to create the necessary ;to do. If Jack Welch, former chairman of General Electric, is considered one of the greatest business leaders of our time, the main achievements are: earnings $ 333 million in 1985 to 750 million in 1989 Expansion of the company through its motto forge an organization without borders. Cost reduction, step away from having 412 000 employees 270 000 employees, this was one of his most important and difficult decisions. The turning point then is the most crucial for the survival of it. As if many authors suggest that forecasts need to take into account for the change and to no surprise that we surprised the change. John Kotter: appointing many mistakes one of them is not to establish the true importance of the sense of urgency, emphasize loss gains when in fact the question I would have to be like to have a transformation program that lost at this stage take the opportunity to get out of it.