Laurent Wittmann

Otto GmbH & Co. KG engages in the retail trading business and the provision of financial and retail-related services. It operates through the following segments: Multichannel Retail, Financial Services, and Services. The Multichannel Retail segment offers products through the channels of e-commerce, catalogue business, and over-the counter retail. The Financial Services segment specializes in receivables and liquidity management, as well as innovative financial services. The Services segment focuses on logistics and sourcing, procurement, quality testing, transport, warehousing, and delivery services. The company was founded by Werner Otto on August 17, 1949 and is headquartered in Hamburg, Germany.

Testo SE & Co. KGaA engages in the development, manufacture, and distribution of portable as well as stationary measurement and control technologies. Its product applications include heating, air-conditioning, ventilation, refrigeration, food safety, pharmaceuticals, emission measurement, production, research and development, as well as energy generation and efficiency. The company was founded in 1957 and is headquartered in Lenzkirch, Germany.

Grenke Bank AG provides various banking services. It offers start-up loans for entrepreneurs, freelancers, and small businesses, as well as leasing, factoring, and online banking services. The company is headquartered in Baden-Baden, Germany.

Part of GRENKE AG, GRENKE digital GmbH is a German company that provides information technology services. The company is based in Karlsruhe, Germany. The CEOs are Sebastian Hirsch, Antje Leminsky. The company was founded in 2017.