There are a total of 1,515 Companies compiled and organized in this comprehensive list. The selection includes verifiable legal entities with clear names starting with each letter and firms notable for revenue, employees, brand, or regional significance.

Companies are organized groups that produce goods, provide services, or manage assets for profit or social goals. They range from sole proprietorships and startups to multinational corporations and state-owned enterprises. Companies often register legally, report financials, and employ people across functions such as operations, finance, marketing, and research. They drive innovation, shape markets, and supply jobs and services worldwide.

Interesting and little-known facts about Companies:
– SMEs make up about 90% of businesses worldwide and provide over 50% of private-sector employment.
– Kongo Gumi, a Japanese construction firm founded in 578 AD, is often cited as the world’s oldest continuous company.
– Top public firms have reached market capitalizations above $2 trillion, illustrating extreme scale in tech and energy sectors.
– At peaks, the five largest U.S. technology firms represented more than 20% of the S&P 500 market value.
– Recent studies show a large share of multinational profits is booked in low-tax jurisdictions, affecting where reported revenue appears.

The alphabetical index leads to A–Z company lists for each initial letter. Each list includes columns: Name; Industry; Founded (year or ‘n/a’); Headquarters (country); Employees; Revenue; Market cap; Short description; and Source.