Returning to
Nigeria in 1985, Sule served as a youth corps member with Plateau Utilities Board. He later joined the Jos Steel Rolling Mill in 1985 as a Production Engineer. Returning to the United States in 1989, he worked for several companies (Lancer Corporation, OEM component and Osyka Corporation among others) before returning to
Nigeria in 2000. On his return to Nigeria, he co-founded Sadiq Petroleum Nigeria Limited in Lagos and was made the managing director/CEO. Under his leadership, the company won a bid to acquire African Petroleum (AP) Plc and he became the CEO of AP in 2001. On June 21, prior to his gubernatorial ambition in 2018, Dangote Sugar Refinery Plc. announced Abdullahi Sule as the substantive Group Managing Director (GMD) of the Company. == Controversy ==