[6] His wife, Sally Ufuoma Ukpo, was a teacher and in 2006 was running a travel and tours company.
[8] When Cross River state Governor Donald Duke put up the Metropolitan Hotel for sale, Ukpo was said to have made the highest bid of N600 million.
[9] In September 2008 he presented the results of a feasibility study for a mono-rail system of transportation in Port Harcourt.
[10] In October 2009 the Rivers State government signed an agreement with TSI Property and Investment Holdings to undertake the project at a cost of $318 million.
[11] In an interview in July 2009, Ukpo protested strongly against the recent transfer of 76 oil wells from Cross River State to Akwa Ibom State, and expressed hope that a committee set up by President Umaru Yar'Adua would find a politically reasonable solution.