Tris joined Sigma as Group CEO in 2026 bringing over 35 years of experience in the commodities market and proven expertise in operational leadership, governance and strategy. Tris served as Group COO for Braemar PLC where he lead operational transformation, M&A  execution and integration, and global platform growth. Other former leadership positions include founding and managing Atlantic Brokers (later acquired by Braemar),and  heading the European Commodities division at GFI Group. Tris’ experience in scaling businesses and delivering shareholder value in listed and private environments is invaluable for Sigma.