Square is a financial services and mobile payment company headquartered in San Francisco, United States. It was founded in 2009 by Jack Dorsey and Jim McKelvey with the goal of making it easier for small businesses to accept card payments. One of Square's flagship products is its point-of-sale system, which consists of both hardware and software components.

The hardware component includes the Square Reader, a small device that can be attached to a smartphone or tablet to turn it into a card reader. The software component, known as Square Point of Sale, provides businesses with tools for managing sales, inventory, and customer relationships. In addition to its point-of-sale system, Square offers a variety of other financial services.

These include Square Capital, which provides small business loans, and Cash App, a mobile payment app that allows individuals to send and receive money. Square also offers online payment solutions, such as Square Online Store, which provides businesses with tools for building and managing an e-commerce website. Square operates on a global scale, with operations in the United States, Canada, Japan, Australia, and the United Kingdom.

The company has formed partnerships with various companies to expand its reach. Notably, Square has partnered with Starbucks to integrate its payment technology into Starbucks stores, allowing customers to pay using the Square app. In terms of market position, Square is a major player in the financial technology industry.

The company has experienced significant growth since its founding, with annual revenues exceeding $4 billion. Square's competitors include other mobile payment providers such as PayPal and Stripe. However, Square differentiates itself by targeting small businesses and providing integrated solutions for managing payments and other financial services.

Throughout its history, Square has made several strategic acquisitions and partnerships to enhance its product lineup and expand its market reach. In 2018, Square acquired Weebly, a website-building platform, to integrate e-commerce functionality into its services. The company has also made efforts to expand into new markets, such as launching its services in Australia and the UK.

As of the latest information available, Square continues to grow and innovate in the financial technology industry. The company has a strong focus on serving the needs of small businesses and individuals, and its comprehensive suite of financial services positions it well for continued success in the global market