The Marks & Spencer Group plc, also referred to as Marks or Marks & Sparks in informal settings, is a significant British international retailer with headquarters in Paddington, London. The business, which was established in Leeds in 1884 by Michael Marks and Thomas Spencer, focuses on the sale of apparel, cosmetics, household goods, and food items. As of 2019, M&S had 1,463 locations across the globe. It is a member of the FTSE 250 Index and is listed on the London Stock Exchange.

The business has a long history of excellence and innovation. In 1998, it became the first retailer in Great Britain to post a pre-tax profit of over £1 billion. M&S is renowned for its high-end, upscale foods and drinks, which are sold at its 959 stores throughout the UK, 615 of which are devoted solely to selling food. Through a partnership with Ocado, the business furthermore provides an online food delivery service. Over time, M&S has broadened its selection of products to include branded items like Kellogg's cornflakes.

To adapt to the shifting retail environment, M&S has recently concentrated on modifying its business strategy. The business is still dedicated to its fundamental ideals of quality and customer service despite some difficulties. It makes sure to stay a well-liked brand among its clients by continuing to develop and adapt. Archie Norman, the company's chairman, Stuart Machin, its chief executive, and Katie Bickerstaffe, its co-chief executive, are committed to guiding M&S towards a prosperous future.