Keller Williams Realty is the ideal example of a company on the road from good to great. Gary Keller, the founder of Keller Williams and the chairman of the board, has played a great role in the companies growth into "the fastest growing real estate company in the United States , with sales and commissions growth topping 700% since 1995."

As the company's figurehead, Keller has revolutionized the real estate business model, bringing to the table new ways of educating and compensating agents in order to create a more stable culture within the company. By focusing his attention on the success of the company with programs such as KWU (Keller Williams University) and profits sharing up to seven levels down, Keller has displayed his role as a Level 5 Leader. When Keller saw the knowledge levels of agents in other realty companies, he took a proactive step and created a university through which all Keller Williams agents are prepared to do the work for which they had been hired. Therefore, retention is high and more homes are sold by Keller Williams agents.

His efforts are not channeled towards his own ego, but instead to the good of the company. His professional will is clearly unbeatable, with his company growing so quickly and the happiness of the employees, he is working hard for Keller Williams rather for himself. This emphasis on the company rather than his personal ego displays Keller's personal humility. A fun-loving family man, Keller is a Level 5 Leader because of his ability to lead without imposing too harshly on the company and its employees. Instead, Keller comes up with novel ideas and implements them throughout the vast company. When something goes awry, Keller does not blame to others, but instead looks in the mirror and apportions responsibility and from this, makes ingenious decisions about how to solve the problem.

Driving through suburbs across America, the name Keller Williams Realty can be seen splashed across the front lawns of hundreds of thousands of homes. In fifteen years, Gary Keller has created a real estate company unique from any before it, and with its continuing goals of "To build careers worth having, businesses worth owning and lives worth living," and a Level 5 Leader such as Gary Keller making sure these goals are met, success will be found for many more years for Keller Williams Realty.