Fast food chain Burger King will avoid hundreds of millions of dollars in US taxes if, as planned, it completes its pending buyout of Canadian coffee-and-doughnuts chain Tim Hortons, a tax activist group said.

Warren Buffett may be most famous for the billions of dollars he has made from investing but he is also well known as a cheerleader for the United States.

American billionaire Warren Buffett has denied Burger King relocating its headquarters to Canada as part of its takeover of coffee chain Tim Hortons is motivated by lower taxes.

Lean business consultancy Leading Edge has signed five contracts worth a combined $350,000 (€275,000) with clients in their Canadian territories.

IAWS is on course to record pre-tax profits of close to €80 million this year.