Prior to joining FNC, Keenan served as an anchor and senior correspondent for CNN Business News analyzing Wall Street and the markets. She served as anchor for Moneyline Weekend Edition with Terry Keenan and the first hour of CNNfn's Street Sweep. She also appeared as a correspondent for Moneyline.
  Keenan originally joined CNN Business News in 1986, serving in various capacities. She began as a producer for Moneyline before becoming an on-air correspondent. From 1995-1998, Keenan left CNN and served as an anchor at CNBC. In 1998, she returned to CNN Business News.

Keenan graduated with a Bachelor's Degree in Mathematics from Johns Hopkins University.