Here are the largest companies in the world by revenue.

Walmart ($500,343 million)

State Grid Corporation of China ($348,903 million)

Sinopec ($326,953 million)

China National Petroleum Corporation ($326,008 million)

Royal Dutch Shell ($311,870 million)

Toyota ($265,172 million)

Volkswagen ($260, 028 million)

British Petroleum ($244,582 million)

Exxon Mobil ($244,363 million)

Berkshire Hathaway ($242,137 million)