James & Arthur Irving are Canadian billionaire brothers with an accumulated net worth of $12.34 billion as of August 2018. Together, they are the fourth richest people in Canada and ranked 276th in the list of World Billionaires.

The Irving brothers have earned their estimated net worth of $11.4 billion as the head of the family’s diversified business conglomerate, J.D. Irving Group, and Brunswick News. Along with their brother Jack, who died in July 2010, they have taken over the family business which was started by their grandfather, J.D. Irving, way back in 1881. Today, the two have led their diversified J.D. Irving Group of Companies which has drastically expanded over the years.

James and Arthur both headed the diversified Irving Group of Companies in dominating the local economy. It has interests in oil, natural gas, gas stations, timber, paper products, shipbuilding, construction, agriculture, building supplies, newspapers, radio stations, and a Canadian Hockey League team. Its Irving Shipbuilding’s Halifax Yard has won a monstrous federal contract in October 2011 to build $25 million worth of frigates, destroyers, and patrol ships for the Canadian military. The group currently employs more than 15,000 people with operations in both Canada and the United States.