The police said the investigation followed a petition submitted to the Inspector-General of Police FIB by Summit Oil International Limited.
He also urged the affected institutions and government officials to submit memorandums and other relevant documents to the committee’s secretariat.
Mr Ambali was arrested in Frankfurt, Germany, as he travelled back to Canada from Nigeria.
This is contained in a statement by the information officer, BSCSC, Saleh Umar, in Bauchi on Friday.
It was not immediately clear why President Bola Tinubu approved the detention of Mr Masanawa without first suspending him from office.
Okechukwu Iwuji obtained at least $475,710 of victim funds from Roberto and other co-conspirators and transferred some funds to third party-Nigerian bank accounts.
NIS has warned the public, especially applicants, to be wary of fraudulent invitation letters for recruitment.
The reports covered 69 companies and 12 government agencies, and one state-owned enterprise for the oil and gas reports.
Ms Rufa’u said EFCC does not charge a fee from lawyers or family members of detained suspects before releasing them on bail.
They were found guilty of abusing their positions by trafficking chimpanzees, gorillas, okapi, and other protected wildlife from the DRC to China.
