Provide potential solutions for the following challenge that IT companies are facing nowadays:

Information Technology (IT) companies in 21^st century is more agile, quicker to react, and more effective. They want to deliver great customer experiences, take advantage of new technologies to cut costs, improve quality and transparency, and build value. The problem is that while most companies are trying to get better, the results tend to fall short: one-off initiatives in separate units that don't have a big enterprise-wide impact; adoption of the improvement method of the day which almost invariably yields disappointing results; and programs that provide temporary gains but aren't sustainable.