Castle Building Centres Group has announced the upcoming retirement of Sarina Kaluzny, VP of finance, at the end of 2024. “The Castle head office staff, along with our business development team and board of directors, honour Sarina and her incredible accomplishments throughout her illustrious career with Castle,” the company said in a release. Kaluzny has had a long career in finance and accounting, including her 17 years at Castle, since she joined Deloitte in 1979.