Maggie Wilderotter (born Mary Agnes Sullivan; February 9, 1955) was Chief Executive Officer of Frontier Communications from November, 2004 to April, 2015, and then Executive Chairman of the company until April, 2016.
During her tenure with Frontier, the company grew from a regional telephone company with customer revenues of less than $3 billion to a national broadband, voice and video provider with operations in 29 states and annualized revenues in excess of $10 billion.