Serge H Borg has extensive consulting experience from 1998 to 2005 as a project manager and director with Proudfoot Consulting. He led various optimization, reengineering, and revenue enhancement projects for large companies across multiple industries, focusing on supply chain management, sales processes, and strategic planning. Some of the companies included PFG, MACIF, Alpha Airports, PSA Peugeot Citroen, Invensys, Speedline, and UNIQ.