Mr. Semach was promoted to President and CEO of Sealed Air in February 2025. He joined Sealed Air as CFO in early 2023 and served as Interim Co-President and Co-CEO from October 2023 to June 2024.

Prior to joining Sealed Air, he served as CFO at TTEC, a public global customer experience technology and services provider; from 2020 to 2023, and as CFO at Rackspace Technology, a public cloud services provider from 2019 to 2020, where he led the company through its initial public offering in 2020. He also held leadership positions at large cap information technology services businesses including DXC, Computer Sciences Corporation and IBM.

Mr. Semach holds a Bachelor’s degree in computer science from Clemson University and a Master’s degree in business administration from Northeastern University.

Mr. Semach has more than 20 years of professional experience in leadership, strategy, business transformation, at-scale M&A, finance, technology, and operations. His deep understanding of Sealed Air’s business, relentless focus on execution, and strong financial and operational skills greatly benefit the Board.

Director since 2025