Upon graduation, Okunbo became a professional commercial pilot, and was made a captain in 1983 at the age of 25. He was a flight captain with
Intercontinental Airlines for about two years, then was employed by
Okada Airlines for three years. In 1988, he retired from piloting at the age of 30, having logged over 7,000 hours of flight time, and ventured into private business. Okunbo established Hoslyn Ventures Nigeria , a company that was involved with procurement in the Nigerian petroleum sector. Okunbo was the founder and chairman of the following Nigerian companies: • CMES-OMS Petroleum Development Company (CPDC), which, in September 2019, signed "$875.75m alternative financing deal for the Nigerian Petroleum Development Company (NPDC) operated OML 65". • The Wells Carlton Hotel and Apartments,
Abuja • Wells San-Carlos Agro Farms Ltd., which, in March 2016, unveiled a $750 million, farm intended to "create 85,000 jobs in Edo State". • Ocean Marine Security Ltd., an offshore asset-protection company, rendering services to major oil companies in Nigeria, including NNPC. The company recently completed the building of the Escravos–Warri Crude Pipeline, which was inaugurated by Nigeria's Minister of State for Petroleum,
Emmanuel Ibe Kachikwu. • Westminster Security Solutions Nigeria Ltd, a franchise of Westminster Group Plc UK, of which he was major shareholder. • Wells Group of companies, which include Wells Dredging Ltd., Wells Property Development Company Ltd., and Wells Entertainments Ltd. – through which Okunbo financed the movie
Black November. • Ocean Marine Solutions Tankers Ltd., which owns Nigeria's first marine tankers. • Hoslyn Habitat Ltd., which is a design, construction and landscaping company. • Gyro Air Ltd., operators of charter flight operations. Okunbo was a director in the following companies: • Joint Marine Environ Guard Ltd. (JMEG) • Secure Anchorage Area Ltd. (SAA) • Digisteel Integrated Services Ltd. • Phil Nugent Nigeria Ltd. • Integrated Energy Distribution and Marketing Ltd. (IEDM), which is a core investor in Ibadan and Yola Electricity Distribution Companies. Okunbo was member of the Board of Directors of NatCom Development and Investment Ltd., which is the holding company of Nigerian telecommunications giant NTEL. == Honours and recognition ==