Stefan Kellmann

Menerga GmbH develops and manufactures air handling units. It offers ventilation, air conditioning systems, climate cooling equipment with compact chilled water units; air conditioning in swimming pool halls with dehumidifying adjusted to the needs and water technology equipment for heat recovery. The firm also provides a software solution for graphic and numerical representation of various thermodynamic processes of humid air. It also offers systems for buildings, museums/galleries, theaters, sports facilities, swimming pool halls, hotels, clinics, schools/universities, shopping centers and banks. The company was founded in 1980 and is headquartered in Mülheim an der Ruhr, Germany.

IPS AG is a Swiss company that specializes in the digitalization of industrial companies. The private company is based in Romanshorn, Switzerland and was founded in 1988. With over 30 years of experience, they offer a wide range of IT solutions.

Part of Securitas AB, Securiton AG is a Swiss company that specializes in providing professional solutions for fire protection, burglary protection, access control, video surveillance, security management systems, and mobile object protection. Securiton is based in Zollikofen, Switzerland. The company offers reliable fire detection systems that detect fires in their early stages, protecting clients from potential damages.

Contrafeu AG engages in planning, implementation and maintenance of fire extinguishing systems. It specializes in the construction of sprinkler and dry extinguishing system. The company was founded in 1957 and is headquartered in Zollikofen, Switzerland.

Part of Securitas AB, Bixi Systems AG is a Swiss company that provides software solutions for security systems. The company is based in Mels, Switzerland. Bixi Systems was acquired by Securitas AB on October 27, 2005.

Part of Securitas AG Schweizerische Bewachungsgesellschaft, Securitas Direct AG provides security systems and services. The company is based in Lausanne, Switzerland. Securitas Direct was acquired by Securitas AG Schweizerische Bewachungsgesellschaft on October 21, 2011.

Doppelmayr Seilbahnen GmbH develops, manufactures, and distributes material transport systems and ropeways. Its products include funicular railways, aerial tramways, aerial ropeways, gondola lifts, chairlifts, and cable cars. The company was founded by Konrad Doppelmayr in 1892 and is headquartered in Wolfurt, Austria.

Part of Doppelmayr Seilbahnen GmbH, CWA Constructions SA is a Swiss company that offers comprehensive and high-quality customer service for everything to do with cabins in funiculars. The company is based in Olten, Switzerland. The company specializes in helping passengers overcome many meters of altitude in a short distance, which is a pleasure for passionate mountaineers and hikers, as well as for the passengers in their standseilbahnen. CWA Constructions was acquired by Doppelmayr Holding AG on March 30, 2001.

IIC-INTERSPORT International Corp operates sporting goods stores. It provides winter sports equipment on rent. The company was founded in 1968 and is headquartered in Bern, Switzerland.

Helbling Holding AG provides technological innovation and business consulting services. Its industry expertise include semiconductors and electronics, micro technology, automation and robotics, medical technology, machinery and apparatus, automotive industry and supplier, transport, traffic and aerospace, processing industry, pharmaceuticals, biotechnology, chemical and food industry, trading and financial services, IT and telecommunications, energy industry and infrastructure and public sector. The company was founded by Max J. Helbling in 1963 and is headquartered in Zurich, Switzerland.

Part of Telefonaktiebolaget LM Ericsson, Ericsson GmbH is a German company that provides mobile broadband internet communications services. The company is based in Dusseldorf, Germany. The CEO of the company is Stefan Kötz.

Part of Von Roll Holding AG, Von Roll UK Ltd. is a company that manufactures non-metallic minerals. The company is based in Bradford, UK and was founded in 1971.

Part of Von Roll Holding AG, Von Roll Deutschland Holding GmbH is a German company that manufactures electronic components. The company is based in Augsburg, Germany. The CEOs of the company are Artur Lust, Jürgen Geiger.

Swiss Securitas Group provides alarm and security services with human capabilities and technical system solutions. The company was founded in 1907 and is headquartered in Zollikofen, Switzerland.

ATP GmbH is a real estate services company based in Goeppingen, Germany. The CEOs of the German company are Bernhard Hermann Fritsche and Jochen Merz. ATP GmbH provides real estate services.

SilverArrow Capital Holding Ltd. operates as a holding company with interests in investment management, global advisory, and financial consulting services. The company was founded in 2011 and is headquartered in London, the United Kingdom.

PrivatAir SA provides airline, ground, sales, and management services. Its services include private charter, airline, ground, aircraft sales, and management services. The company was founded in 1977 and is headquartered Geneva, Switzerland.

The Boston Consulting Group, Inc. engages in the provision of management consulting services. It specializes in automotive and mobility; biopharmaceuticals; consumer products; education; oil and gas; power and utilities; engineered products and infrastructure; financial institutions; and health care payers, providers, and services. It offers big data and advanced analytics; change management; client learning and enablement; and corporate development and financial services. The company was founded by Bruce Doolin Henderson in 1963 and is headquartered in Boston, MA.

Theo Müller Group SECS is an investment holding private company based in Luxembourg, LU. and has subsidiaries in Luxembourg, United Kingdom and Germany. The Luxembourger company operates as an investment holding company.

Interstuhl Büromöbel GmbH & Co. KG manufactures and wholesales office chairs. It offers arrive, work, communicate and regenerate products. The company was founded in 1961 and is headquartered in Meßstetten-Tieringen, Germany.

Batten & Co. GmbH operates as an independent international management consultancy. The firm specializes in marketing and sales. The company was founded by Udo Klein-Bölting and Olaf Göttgens in 2000 and is headquartered in Dusseldorf, Germany.

OC Oerlikon Management AG engages in the manufacture of physical vapor deposition coatings for precision components, metalworking, and plastics processing tools. It focuses on providing market-leading technologies and services for surface solutions, manmade fibers manufacturing, drive systems and vacuum pumps and components in growth markets. The company is headquartered in Pfaffikon, Switzerland.

Catagonia Capital GmbH (Catagonia Capital) is an independent venture capital firm headquartered in Berlin, Germany. The firm was founded by Ralph Eric Kunz in 2009.

Part of BCG Holding Group SCS, Boston Consulting Group Service GmbH is a German company that provides management consulting services. The company is based in Munich, Germany.

Part of AGR Holding AS, Deloitte Digital GmbH is a creative digital consultancy based in Munich, Germany. The German company uses technology and creativity to better connect customers with businesses. Deloitte Digital combines industry intelligence, tech know-how, creativity, and a human-centric mindset to provide innovative solutions. The company was founded in 2014, and the CEOs are Andrew Goldstein, Andreas Harting, Nicolai Andersen. Deloitte Digital was acquired by AGR Holding AS on June 01, 2021.