A Comprehensive Approach to Supply Chain Optimization OPAL has been a leader in supply chain management services for more than 10 years. Our brand connects more than 250 manufacturers with nearly 350 independent customers around the globe to offer expert procurement management and drive efficiencies in today’s leading businesses. Across the entire chain we are able to offer clients innovative products, market expertise, and improved profitability, all of which is fueled by our leading-edge information technology portal