Last month, TriStar Horizon Medical Center announced the promotion of Marti Lamastus as the new chief financial officer for the 157-bed hospital. With more than 16 years of financial management experience, Lamastus previously served as TriStar Horizon's controller for the past 10 years. She began her career as a staff accountant for TriStar Centennial Medical Center where she quickly advanced to the role of senior accountant. Lamastus then served as assistant controller for TriStar Skyline Medical Center before returning to her hometown of Dickson in 2009 as controller at TriStar Horizon.

Lamastus earned her bachelor's degree in accounting from Lipscomb University and is completing her MBA from the University of North Alabama.