Patrick Müller-Sarmiento

Roland Berger GmbH provides business consulting services. It offers advisory services to international enterprises and public institutions on business management issues ranging from rule-breaking strategies to organizational structures and business processes. The firm focuses on corporate development, information management, marketing and sales, operations strategy, restructuring and corporate finance. Roland Berger was founded on September 14, 1998 and is headquartered in Munich, Germany.

Merqueo Holdings operates as a digital grocery retailer with operations in both Colombia and Brazil. The firm offers its customers a selection of grocery products through its mobile applications, including fresh produce, meat, dairy, frozen packaged foods, house cleaning supplies, and personal hygiene care. It through two segments: Colombia and Brazil. The company was founded in 2015 and is headquartered in Bogota, Colombia.

RTG Retail Trade Group GmbH is a German company founded in April 2017 by Markus Buntz, Horst Herrmann, Patrick Müller-Sarmiento, Morten Møberg Nielsen, Herrmann Langness, and Rolf Klaas. The private company is based in Hamburg, Germany. The CEOs are Dirk Jung and Michael Kutz. RTG Retail Trade Group is a cooperative of nine independent retailers, including Rossmann, Metro Deutschland, Globus, Bartels-Langness, Bünting, Netto aps, Tegut…, Klaas & Kock, and Georg Jos. The company's mission is to strengthen the competitiveness of its partners by bundling their individual strengths, including a common purchase of food, FMCG, and non-food, as well as other functional areas such as technical procurement and supply chain management. The company's vision is to be a fixed national size with a unique range of services, and its values include transparency, reliability, flexibility, and collegiality.