Telah berlangsung Inhouse Training Train for the Trainers Carrefour Indonesia tanggal 20-23 september 2011. yang di ikuti sebanyak 40 peserta yang terdiri dari Personnel & Industrial Specialist, Training & Development Department, Regional Cashier Specialist, National Trainer dept, Hygiene Manager, Quality Assurance, Private Label Developer, Trainer, Recruitment & Apprenticeship Specialist, Internal Control, HR, RCH, Stock Controller, Chef Baker, Food Quality DM, ICCS, dan Fresh SBD.