Zachary Siebecker

Zachary Siebecker is an accomplished accounting professional with extensive experience in various roles across the industry. Currently serving as an Accounting Supervisor at AbbVie since August 2021, Zachary oversees RTR FSS accounting operations and assists with accounting activities. Prior experience includes a promotion to Senior Accountant at AbbVie following the acquisition of Allergan, where complex responsibilities related to IT and operations were undertaken. Zachary's career began at Mallinckrodt Pharmaceuticals as an Accountant I, along with previous roles at LifeCell, Allergan, and Berlitz Languages, Inc., where general ledger accounting and analysis were key responsibilities. Zachary holds a Bachelor of Science in Accounting from Fairleigh Dickinson University.