Access Holdings boss, Herbert Wigwe, his wife, Chizoba, and son are reported killed in a plane crash.
The report says the group chairman of the Nigerian Export Group, Abimbola Ogunbanjo, is also killed in the Chopper crash.
The victims were said to have met their sudden death after the Chopper in which they were aboard crashed in California, U.S.
Local news source said the chopper was headed to Las Vegas when it came crashing near Boulder City, which is lies between Nevada and California, on Friday night.
The helicopter was said to have taken off from Palm Springs Airport around 8.45pm when it crashed around 10pm.
The Nigerians, Wigwe, 57, his wife, son and Ogunbanjo, were said to be onboard the ill-fated Chopper.