Alcoa is a vertically integrated aluminum company comprised of bauxite mining, alumina refining, aluminum production (smelting, casting, and rolling), and energy generation. Through direct and indirect ownership, the company has 30 operating locations in nine countries around the world, situated primarily in Australia, Brazil, Canada, Iceland, Norway, Spain, and United States.

Scotiabank is a financial services provider in North America, Latin America, the Caribbean and Central America, and parts of Asia. Through its three operating segments: Canadian Banking, International Banking, and Global Banking and Markets, Co. provides a range of advice, products and services, including personal and commercial banking, wealth management and private banking, corporate and investment banking, and capital markets. As of Oct 31 2017, Co. had total assets of C$915,273 million and total deposits of C$625,367 million.

Century Aluminum is a holding company. Through its subsidiaries, the company produces primary aluminum and operates aluminum reduction facilities in the U.S. and Iceland. The company's principal subsidiaries are: Century Kentucky, Inc., which operates a primary aluminum reduction facility in Hawesville, KY; Nordural ehf, which operates a primary aluminum reduction facility in Grundartangi, Iceland; Century Aluminum Sebree LLC, which operates a primary aluminum reduction facility in Robards, KY; Century Aluminum of South Carolina, which operates a primary aluminum reduction facility in Goose Creek, SC; and Nordural Helguvik ehf, which owns a greenfield primary aluminum project in Helguvik, Iceland.

Rio Tinto is a mining group based in the United Kingdom and Australia. Co. is engaged in the business of finding, mining and processing mineral resources. Co.'s major products are iron ore, aluminium, copper, diamonds, coal, uranium, gold and industrial minerals (borax, titanium dioxide and salt). Co.'s activities span the world but are strongly represented in Australia and North America with significant businesses in South America, Asia, Europe and Africa. Co.'s operations comprise four principal product groups - Iron Ore, Aluminium, Copper and Diamonds, and Energy & Minerals.

Royal Bank of Canada is a financial services company that provides personal and commercial banking, wealth management services, insurance, investor services and capital markets products and services. Co. serves personal, business, public sector and institutional clients through offices in Canada, the U.S. and 37 other countries. Co. is organized into five segments: Personal and Commercial Banking, which is comprised of Co.'s personal and business banking operations, and its auto financing businesses; Wealth Management, Insurance; Investor and Treasury Services; and Capital Markets. As of Oct 31 2017, Co. had total assets of C$1.21 trillion and total deposits of C$789.64 billion.

Toronto Dominion Bank provides financial services. Co.'s segments comprised of: Canadian Retail, which include Canadian personal and commercial banking businesses, Canadian credit cards, TD Auto Finance Canada and Canadian wealth and insurance businesses; US Retail, which includes the US personal and commercial banking businesses, US credit cards, TD Auto Finance US, US wealth business and the Bank's investment its subsidiary, TD Ameritrade Holding Corporation; and Wholesale Banking, which provides a range of capital markets, investment banking, and corporate banking products and services. As of Oct 31 2017, Co. had total assets of C$1.28 trillion and total deposits of C$832.82 billion.