Concetta Greiner has over 25 years of experience in accounting and finance roles. She currently works as an Accountant II for Tyco/Simplex Grinnell, where her responsibilities include managing the monthly close process for 102 intercompany accounts and ensuring balances meet thresholds. Previously, she spent over 20 years at American Express in various roles of increasing responsibility, including accounting clerk, cashier, customer service representative, and accountant. Greiner has a Bachelor's degree in Accounting and is proficient in GAAP, financial reporting, bookkeeping, and Microsoft Office applications.