The witness said he received a total of 69 transfers from the Gassol Local Government Area of Taraba.
Mr Gbajabiamila has been implicated in corruption scandals across borders, including in the U.S., where he was disbarred by the State Bar of Georgia.
Mr Nnaji pleaded not guilty to a six-count charge bordering on alleged money laundering, corruption, forgery and the use of false documents.
Mr Adeyemi was alleged to have operated the fictitious agency from the 2nd Floor of the Federal Secretariat Complex in Abuja, Phase III, before his arrest.
The presidential candidate described Mr Tinubu’s government as a clearing and forwarding government.
Mr Nnaji was arrested at the Nnamdi Azikiwe International Airport in Abuja on July 1.
Mr Adriansyah, 58, who was appointed special crimes prosecutor four years ago, has denied any wrongdoing.
The EFCC had, in the suit, sought the final forfeiture of the properties reasonably suspected to be proceeds of unlawful activities.
The anti-graft agency had on Wednesday arraigned Ahmed Dikko, ex-MD of the Port Harcourt Refining Company, for alleged money laundering.
Nigeria has won the UNODC-World Bank-Egmont Group Stolen Asset Recovery initiative award for an outstanding financial crime investigation.
