Farewell to Isak Andic, the generous entrepreneur who put his trust in IESE

They say successful entrepreneurs are made, not born, but Guillermo Amtmann might be the exception to the rule. The youngest of seven, he was born and raised in Mexico City. At 16, he started working at the behest of his parents, eager to teach him a lesson about hard work. “Let’s just say I wasn’t the best behaved student,” he says with a smile.