MONTREAL, Sept. 05, 2025 (GLOBE NEWSWIRE) -- Supremex Inc. ("Supremex" or the "Company") (TSX: SXP), a leading North American manufacturer and marketer of envelopes and a growing provider of paper-based packaging solutions, announced today the appointment of Normand Macaulay as Chief Financial Officer and Corporate Secretary, effective September 15, 2025. Mr. Macaulay is a highly accomplished and talented financial executive with more than 20 ye…