Prior to his appointment by the Delta State Government , he was in the banking Industry for 21 years. He started his banking career from the Central Bank of Nigeria (CBN) 1989, through Merchant/Investment Bank (Group merchant Bank; Fidelity Merchant bank; Merchant Banking Corporation-MBC, International Merchant Bank IMB; and Commercial banks like Universal Trust Bank, Fidelity Bank PLC, Fin Bank PLC).
During the 21 year sojourn in banking, Dr. Emu worked in credit and marketing, remedial assets, Investment and Treasury departments. He was division heads of Treasury and investment banking, credit and marketing, Retail and e-banking and Remedial services. He resigned in 2010 as a Group Executive in charge of Retail and e-business at Finbank before their merger.