Karl Spiewak

Karl Spiewak is an experienced professional in the cement industry, currently serving as the Plant Manager of the Sugar Creek Cement Plant at Eagle Materials since April 2024. Prior to this role, Karl was the Process Quality and Control Manager at CertainTeed, focusing on Process Optimization and Quality Control at the StoneFacade Facility from April 2023 to March 2024. Karl's extensive background includes positions at LafargeHolcim, where responsibilities ranged from Production Manager at the Whitehall Cement Plant to various roles such as Process Engineering and Quality Manager and Process Engineer at the Alpena Cement Plant and Holly Hill Cement Plant, respectively. Earlier career stages included roles as Plant Engineer at both Holcim and St. Lawrence Cement. Karl holds a Bachelor of Science in Chemical Engineering from Rowan University, completed in 2005.