DEA Deutsche Erdoel AG was an international oil and gas company headquartered in Hamburg, Germany. It was a subsidiary of L1 Energy. In 2018, DEA owned stakes in oil and gas licenses in various countries and operated natural gas underground storage facilities in Germany. DEA is a derivation from Deutsche Erdöl-Aktiengesellschaft, the original name of the company. On 1 May 2019, DEA merged with Wintershall to form Wintershall Dea.
Siemens AG is a German multinational technology conglomerate. It is focused on industrial automation, distributed energy resources, rail transport and health technology. Siemens is the largest industrial manufacturing company in Europe, and holds the position of global market leader in industrial automation and industrial software.
Robert Bosch GmbH, commonly known as Bosch, is a German multinational engineering and technology company headquartered in Gerlingen, Baden-Württemberg, Germany. The company was founded by Robert Bosch in Stuttgart in 1886. Bosch is 94% owned by the Robert Bosch Stiftung, a charitable institution. Although the charity is funded by owning the vast majority of shares, it has no voting rights and is involved in health and social causes unrelated to Bosch's business.
Dresser Industries was a multinational corporation headquartered in Dallas, Texas, United States, which provided a wide range of technology, products, and services used for developing energy and natural resources. In 1998, Dresser merged with its main rival Halliburton. Halliburton sold many of former Dresser non "oil patch" divisions, retaining the M W Kellogg Engineering and Construction Company and the Dresser oil-patch products and services that complemented Halliburton's energy and natural resource businesses. In 2001 Halliburton sold five separate, but somewhat related former Dresser non "oil patch" divisions, to an investment banking firm. Those five operations later took the name "Dresser Inc." In October 2010, Dresser Inc., was acquired by General Electric. It is headquartered in Addison, Texas.
BOC Limited is a British based multinational, industrial gas company. Formerly listed on the London Stock Exchange, since 2006 it has been a subsidiary of Linde plc.
KUKA is a German manufacturer of industrial robots and factory automation systems. In 2016, the company was acquired by the Chinese appliance manufacturer Midea Group.
Linde plc is a global multinational chemical company founded in Germany and, since 2018, domiciled in Ireland and headquartered in the United Kingdom. Linde is the world's largest industrial gas company by market share and revenue. It serves customers in the healthcare, petroleum refining, manufacturing, food, beverage carbonation, fiber-optics, steel making, aerospace, material handling equipment (MHE), chemicals, electronics and water treatment industries. The company's primary business is the manufacturing and distribution of atmospheric gases, including oxygen, nitrogen, argon, rare gases, and process gases, including carbon dioxide, helium, hydrogen, ammonia, electronic gases, specialty gases, and acetylene.
E.ON SE is a European multinational electric utility company based in Essen, Germany. It operates as one of the world's largest investor-owned electric utility service providers. The name originates from the Latin word aeon, derived from the Greek αἰών aion, which means age or "infinity", with the period being added to create secondary meanings of "energy" (E) and "illumination" (ON). The company is a component of the Euro Stoxx 50 stock market index, DAX stock index and a member of the Dow Jones Global Titans 50 index.
Air Liquide S.A. is a French multinational company which supplies industrial gases and services to various industries including medical, chemical and electronic manufacturers. Founded in 1902, after Linde it is the second largest supplier of industrial gases by revenues and has operations in over 70 countries. It has headquarters at the 7th arrondissement of Paris. Air Liquide owned the patent for Aqua-Lung until it expired.
Jenoptik AG is a Jena, Germany-based integrated photonics company. The company is listed on the Frankfurt Stock Exchange and is included in the TecDAX stock index.
SGL Carbon SE is a European company based in Germany. It is one of the world's leading manufacturers of products from carbon.
Rheinmetall Automotive is the Automotive sector of the parent group Rheinmetall. The company emerged in 1997 through the merger of KS Kolbenschmidt GmbH, Neckarsulm, and Pierburg GmbH, Neuss. Hence, at its various traditional locations the company is commonly known as Kolbenschmidt or Pierburg. 40 production plants in Europe, the Americas, Japan, India and China employ a total workforce of around 11,000. Products are developed in cooperation with international auto manufacturers. Rheinmetall Automotive ranks among the 100 biggest auto industry suppliers worldwide and is an important partner to the industry for such products as exhaust gas recirculation systems, secondary-air systems, coolant pumps, and pistons for car gasoline engines and as well as for the commercial vehicle sector.
Evonik Industries AG is a publicly-listed German specialty chemicals company headquartered in Essen, North Rhine-Westphalia, Germany. It is the second-largest chemicals company in Germany, and one of the largest specialty chemicals companies in the world. It is predominantly owned by the RAG Foundation and was founded on 12 September 2007 as a result of restructuring of the mining and technology group RAG AG.
The Schunk Group is a company headquartered in Germany. The most important fields of endeavor are carbon technology and ceramics, environmental simulation and climate technology, sintered metals as well as ultrasonic welding.
The Viessmann Group is a German manufacturer of heating and refrigeration systems headquartered in Allendorf (Eder), Germany. With 22 production companies in 12 countries, distribution companies and representative offices in 74 countries and 120 sales offices throughout the world, Viessmann is international in its orientation. More than 54 percent of turnover is generated abroad. Since January 2022, the company is led by Martin Viessmann, Maximilian Viessmann (Group-CEO) and Ulrich Hüllmann (CFO). In April 2023, Viessmann announced that it would sell its heat pump division to its US competitor Carrier Global for €12 billion. The transaction was completed in January 2024, Max Viessmann joins the Board of Carrier Global
Kjellberg Finsterwalde is a group of German companies in the metal and electrical industry. The group consists of the three manufacturing companies, Kjellberg Finsterwalde Plasma und Maschinen GmbH, Kjellberg Finsterwalde Schweißtechnik und Verschleißschutzsysteme GmbH and Kjellberg Finsterwalde Elektroden und Zusatzwerkstoffe GmbH, and the Kjellberg Finsterwalde Dienstleistungsgesellschaft mbH, which fulfils group-wide functions. Sole shareholder of the group is the Kjellberg Foundation, with its registered seat in the Hessian city of Gießen. The group manufactures products for thermal metal working.
Stadtwerke Köln GmbH is the infrastructure and services company of the City of Cologne.
Phoenix Mecano AG is a Swiss technology company headquartered in Stein am Rhein, operating internationally in the fields of enclosure technology and industrial components. The company manufactures technical enclosures, electronic components, actuators, and system integrations. Phoenix Mecano employs around 7,000 people and generated sales of €783.1 million in 2023. Founded in 1975, Phoenix Mecano has been listed on the SIX Swiss Exchange since 1988.
Uniper SE is a German multinational energy company based in Düsseldorf, Germany, which has been a state-owned enterprise since late 2022. It is one of the biggest energy companies by revenue in Europe. The name of the company is a portmanteau of "unique" and "performance", which was given by long-term employee Gregor Recke. Uniper was formed by the separation of E.ON's fossil fuel assets into a separate company that began operating on 1 January 2016. In 2019, the company employed about 6,800 people in over 40 countries. In 2018, around one-third of the employees were based in Germany. Until 2022, it owned a subsidiary company in Russia called Unipro. Uniper was listed on the Frankfurt Stock Exchange.
Howden Turbo GmbH is a German engineering company, based in Frankenthal in the state of Rhineland-Palatinate. The company was formed after Colfax Corporation acquired Siemens Turbomachinery Equipment GmbH (STE) from Siemens in October 2017 for €195 million. The old brand name Kühnle, Kopp & Kausch has been returned to use. The Kühnle, Kopp & Kausch AG was a German mechanical engineering company based in Frankenthal. The company was acquired by Siemens and bore the name Siemens Turbomachinery Equipment GmbH (STE) until 2017. The company was renamed Howden Turbo GmbH through the sale to Colfax Corporation and Howden.
