A monopoly is defined as ‘a market structure where a single seller or producer assumes a dominant position in an industry or a sector’. For example, Genting Malaysia is the only licenced casino in Malaysia and monopolises the country’s casino market. Google dominates the global search engine market with a market share of 83.8%. Many of us use Google daily and we sometimes even replace the word ‘search’ with ‘Google’. These monopolies are well-known and obvious. However, in this article, I will explore three companies that you may not have heard of that monopolise their respective industries.