Rachael E. Ryan was appointed Vice President, Controller and Chief Accounting Officer of AdvanSix effective March 17, 2025, succeeding Christopher Gramm as principal accounting officer. She previously served as Associate Vice President, External Reporting and Technical Accounting at Verizon Communications Inc. from 2022 and as Director, Accounting Policy from 2017 to 2022, and earlier held finance and accounting roles at Honeywell International Inc. from 2007 to 2017 and in the audit practice of Deloitte & Touche LLP.