16. Maria Ramos
2005 rank: 28
Ramos, 47, is overhauling South Africa's largest transport company, which controls the country's rail and port operations, divesting noncore assets, including South African Airways, embarking on a major capital-expenditure program, and improving customer service. Profits were up 57%, to $1.3 billion, for the fiscal year that ended March 31, on revenue of $4.1 billion.
Call it the year of the Most Powerful Woman CEO. In fact the top seven positions on the 2006 list are held by chief executives.) (more)
Which corporate women raked it in - and how much did they earn? (more)