There are two organizations that I am familiar with and will briefly discuss how their organizational culture changes have affected each company:
American Express- Cultural change at American Express began a few years ago when the company began taking a close look at the organization's values. The company's original set of organizational values was developed in 1990. By 2000, 75% of the company's 78,000 employees had not been with American Express from that early period. The CEO, Ken Chenault, wanted employees to be inspired, stretch and perform at the height of their abilities. Rather than using traditional methods to "solve a problem," the organization chose a positive path, selecting the Appreciative Inquiry (AI) theory, developed in 1987 as a way to shift the way people approach change. Based on the AI theory, American Express grounded its organizational culture initiatives on four stages: 1) discovery; 2) dream; 3) design; and 4) destiny. Over nine months, the company conducted more than 30 focus groups with hundreds of employees to address fundamental questions about