Ineos said natural gas in the UK is twelve times more expensive than in the US.
The billionaire businessman told the BBC he has lost confidence in the UK due to a combination of high taxes and high immigration.
Ineos founder Sir Jim Ratcliffe tells the BBC he thinks the country is "on the slide" and calls for more investment in the North Sea.
The billionaire's comments about the UK being "colonised" by immigrants have divided opinion.
The Manchester United co-owner previously said the UK had been "colonised" by immigrants.
Sir Keir Starmer says comments by the businessman and Manchester United co-owner are "offensive and wrong".
Ineos boss is recognised for the support his company has provided to scientific research.
The work comes after minority owner Sir Jim Ratcliffe spoke about driving up standards at the club.
