Australian companies are businesses that operate in Australia, contributing to the country's economy across various sectors. These companies can range from small family-owned businesses to large multinational corporations. Key industries include mining, agriculture, finance, and technology, reflecting the diverse resources and skills available in the country. Many Australian companies are publicly traded on the Australian Securities Exchange (ASX), allowing investors to buy shares and participate in their growth. Some well-known companies include BHP, a major mining corporation, and Commonwealth Bank, one of the largest banks in the country. These companies play a significant role in shaping the Australian economy.