Gerrit Karalus

Perpetua Holding GmbH is a private company based in Berlin, Germany that provides professional and reliable shareholders with a long-term perspective and financial flexibility for growth strategies. The German company differentiates itself from most financial investors with a three- to five-year horizon by offering a permanent business perspective. Gerrit Karalus has been the CEO of the company since 2019.

Granville Baird GmbH (GB) is an independent management-owned private equity firm based in Hamburg. The firm originated in 1999 and was previously known as Granville Baird Capital Partners. The current structure was established in 2007. GB specializes in buyouts in the German Mittelstand. Through Baird Capital Partners Europe, GB operates a strategic partnership with Robert W. Baird & Co. Incorporated, a U.S., employee-owned firm founded in 1919 specializing in wealth management, capital markets, private equity and asset management. They are headquartered in Milwaukee, Wisconsin, with affiliates in Europe and Asia. Through the U.S. firm, GB draws on relevant international contacts, research and advisory services for their operations in Germany.

OBO-Werke GmbH & Co. KG manufactures and distributes polyurethane based materials. Its products are used in design models, styling and architectural models, data control models, operational models, flow patterns, original and master models, foundry patterns, checking fixtures, test units, laminating models, pressing tools, and hammer form tools. The company was founded in 1869 and is headquartered in Stadthagen, Germany.

CT Formpolster GmbH engages in the development, production, and processing of flexible polyurethane foams. Its brands include HYLEX, HYLEX UF, VILAX HRV, AquaSoft, ViskoPur, GELAX, and CT.PUR. The company was founded in 1957 and is headquartered in Löhne, Germany.