Square, Inc. is a financial services and mobile payment company based in San Francisco, California. The company was founded in 2009 by Jack Dorsey and Jim McKelvey and launched its first platform in 2010. Square is widely recognized for its innovative square-shaped card readers, which plug into a smartphone or tablet’s audio jack, enabling small businesses and individuals to accept credit and debit card payments easily. The company offers a suite of business tools including point-of-sale systems, analytics, invoicing, and software for inventory management. Over time, Square has expanded its services to include Square Capital, a financing program, and Cash App, a person-to-person payment service. Square’s mission is to empower entrepreneurs and democratize access to the financial system by providing accessible and user-friendly payment solutions. The company has significantly influenced the payment processing industry, particularly for small and medium-sized businesses, by removing barriers to entry and simplifying transactions.