Rebrab founded Cevital and served as its CEO for more than 50 years. He named his son, Malik, CEO in July 2022. Cevital, Algeria's biggest privately held company, owns one of the largest sugar refineries in the world, with the capacity to produce 2 million tons a year. Cevital owns European companies, including French home appliances maker Groupe Brandt, an Italian steel mill and a German water purification company. After serving eight months in jail on charges of corruption, Rebrab was released on January 1, 2020. He denies any wrongdoing.