When Bell Atlantic became Verizon, Seidenberg was sole CEO of the company.

When Michaela Frey died in 1980, Wille purchased the whole company and took over as the sole CEO.

Principles allowing for the involvement of the board in corporate strategy and not only of a sole CEO.

Steve Davis was named as sole CEO, and Tony Rojas was appointed the company's President.

He became the sole CEO with the ousting of John Mack in 2004.

McMasters retired April 1, 2013, leaving Viere as sole CEO.

In 1996 Ayling became sole CEO, and his tenure was to be one of the most turbulent in BA's history.

Despite his stature as the sole CEO in the company's history, Truchard is still an approachable and down-to-earth individual.

In December 2008, Murai became the sole CEO and President.

In 1992, one guy ousted another rival to become the sole CEO of Time Warner, and his first order of business was what?