Aerticket GmbH is an airline ticket wholesaler based in Berlin. AER Kooperation AG has held the majority of shares in the company since 2016.

The Asklepios-Kliniken Group is a clinic operator primarily active in Germany with its headquarters in Hamburg.

AXA Versicherungen AG, based in Winterthur, is a Swiss insurance company and subsidiary of the French insurance group Axa

Badenova AG & Co. KG is an energy supply company in South Baden with its headquarters in Freiburg im Breisgau.

British American Tobacco Plc is one of the largest tobacco companies in the world.

BLG Logistics Group AG & Co. KG is an internationally active seaport and logistics company based in Bremen. The operating divisions Automobile, Contract and Container offer services for automotive, industrial and commercial customers. The Group has almost 100 branches in Europe, North America, Asia and Africa.

CWS is a German company for the rental and sale of washroom hygiene utensils and workwear.

Datev eG is a software house and IT service provider for tax consultants, auditors and lawyers, but also for their clients, such as medium-sized companies, local authorities, associations and institutions. The focus is on the tax consultant market.

DEHN SE is an electrical engineering company based in Neumarkt, Germany.

DER Touristik Group is an international travel group with headquarters in Cologne and an additional head office in Frankfurt am Main. Around 130 tour operators, travel agency chains, booking portals, incoming agencies, hotel companies and other companies with activities in 15 European countries belong to the Group. Well-known brands include Dertour, ITS Reisen and Meiers Weltreisen.

Deutsche Bahn AG  is a federally owned mobility and transportation group with rail as its core business.

The Deutscher Sparkassen- und Giroverband e. V. (DSGV) is the umbrella organization of 12 regional savings banks associations at state level and is also responsible for the organization of the network system of the Sparkassen-Finanzgruppe.

DKMS in Germany (formerly the German Bone Marrow Donor Center) is a non-profit organization operating as DKMS Donor Center gGmbH[2] based in Tübingen. Its main field of activity is the registration of stem cell donors with the aim of curing blood cancer patients worldwide with a stem cell transplant.

DocuWare is a cloud-based software-as-a-service provider. The DocuWare software offers document management, repository and workflow automation functions.

Parfümerie Douglas GmbH is an international perfumery chain founded in Hamburg in 1910 and based in Düsseldorf. 

The EBM-Papst Group is a global market and technology leader in the field of fan, blower and ventilator technology.

Empolis Information Management GmbH is a software company specializing in content management and knowledge management with focus on "smart information management"

Erste Group Bank AG, or Erste Group for short, is one of the largest banking groups in Central and Eastern Europe with more than 16 million customers and over 2,000 branches in 7 countries. It belongs to the Austrian Savings Banks Group and is represented in the Austrian Savings Banks Association. The main shareholder is the non-profit Erste Foundation.

Essity AB is a listed manufacturer of tissue paper based in Stockholm, Sweden.

Feser, Graf & Co. Automobil Holding GmbH is the parent company of the Feser-Graf Group, an automobile trading company based in Nuremberg. 

Flaschenpost SE is a German delivery service for beverages and other foodstuffs based in Münster.

Fränkische Rohrwerke Gebr. Kirchner GmbH & Co. KG is a family-owned company with headquarters in Königsberg in Bavaria. The company is divided into five divisions: Drainage Systems, Electrical Systems, Building Services, Automotive and Industry.

Intelligent Apps GmbH, based in Hamburg, operates mobility services under the Free Now brand.

Friedrich Zufall GmbH & Co. KG is the parent company of the Zufall Logistics Group, a global logistics service provider based in Göttingen.

FSN Capital Partners is an investment company that exclusively advises the FSN Capital funds with capital commitments totaling EUR 2.125 billion.

Die Funke Mediengruppe mit Sitz in Essen ist ein Medienkonzern in der Rechtsform einer GmbH & Co. KGaA mit Beteiligungen an gedruckten und elektronischen Medien in Deutschland, Österreich und Kroatien. Die Gesellschaft verlegt Tageszeitungen, Publikums- und Fachzeitschriften, Anzeigenblätter sowie Kundenzeitschriften und besitzt mehrere Großdruckereien zu deren Herstellung.

Grenke AG is a German financial services provider based in Baden-Baden. The core business of the stock corporation is the leasing of office communication products. Grenke is also active in factoring and has a banking license. Grenke is a member of the Federal Association of German Leasing Companies.

Hamburg Messe und Congress GmbH is a company of the Free and Hanseatic City of Hamburg. It is involved in the implementation and organization of trade fairs and congresses both in Germany, particularly in Hamburg, and abroad.

HEITEC is an innovative manufacturer of automation solutions and electronics for a wide range of industries.

Heraeus is a German technology group that is active worldwide in areas such as the production and processing of precious metals and quartz glass and the development of sensors and electronic components.

HUK-Coburg Haftpflicht-Unterstützungs-Kasse kraftfahrender Beamter Deutschlands a. G. in Coburg is a mutual insurance association based in Coburg, Bavaria.

Ista SE is a global energy billing service provider based in Essen, Germany.

Jungheinrich Aktiengesellschaft, headquartered in Hamburg, is a listed German company in the material handling equipment, warehousing and material flow technology sector.

Konecranes Oyj is a listed company headquartered in Hyvinkää, Finland, specializing in the manufacture and service of cranes and hoists.

Kyocera is a Japanese group based in Kyōto.  From its European headquarters in Esslingen am Neckar, KYOCERA Europe GmbH operates 26 sites including production facilities, with products ranging from fine ceramics, electronics, automotive, semiconductors and optical components to industrial tools, LCDs, touch solutions, industrial printing components, solar systems and consumer goods such as kitchen and office products.

Kyōwa Kirin is a Japanese pharmaceutical company.

Ledvance GmbH, based in Garching near Munich, is a manufacturer of lighting technology, LED lamps and light sources.
 

Lufthansa Aviation Training GmbH, headquartered at Munich Airport, is a wholly owned subsidiary of Deutsche Lufthansa AG and is a provider of training services for airlines.

Materna Information & Communications SE is a globally active company in the IT services sector. Materna was founded in 1980 and is headquartered in Dortmund. Its core business is IT projects in the business-to-business sector and for public administration.

MAX Automation is a listed German industrial systems provider. The company develops technological solutions and industrial products for the automotive industry, process technology, automation solutions for medical technology and environmental technology, among others.

Miele & Cie. KG is a German manufacturer of household and commercial appliances based in Gütersloh.

Miles Mobility is an independent mobility provider headquartered in Berlin. The company offers station-independent car sharing, long-term rentals and car subscriptions.

Movianto is a leading European partner for supply chain solutions and offers first-class quality for the pharmaceutical, biotech, medical device and diagnostics industries.

Müller Handels GmbH & Co. KG is a German drugstore chain headquartered in Ulm. 

Pepperl+Fuchs is a German company based in Mannheim. The company manufactures electronic components and sensors for factory and process automation, including components for chemical plants and drilling rigs as well as components for the automotive industry and mechanical and plant engineering.

Die Pfeifer & Langen Industrie- und Handels-KG mit Sitz in Köln ist ein in Familienbesitz befindlicher Lebensmittelkonzern. Historischer Kern des Konzerns ist der Zuckerhersteller Pfeifer & Langen.

RTG Retail Trade Group GmbH is a food retail joint venture between the retail companies Rossmann, Globus, Bartels-Langness, Bünting, Netto, Tegut, K+K Klaas & Kock and Georg Jos. Kaes, based in Hamburg

SBB Cargo is a brand of the Swiss Federal Railways for freight transportation.

With 550,000 employees in 32 countries, the Schwarz Group is one of the world's leading retail groups. Based in Neckarsulm in Baden-Württemberg, Germany, the two retail divisions Lidl and Kaufland form the pillars in food retailing. In addition, Schwarz Produktion is active in food production and PreZero in environmental services. The Schwarz Group is thus one of the few retail groups to cover the entire value chain - from production and retail to disposal and recycling.

 

SGL Carbon SE, based in Wiesbaden, Germany, is engaged in the development, manufacture and sale of materials and products made of specialty graphites, carbon fibers and glass and carbon fiber reinforced plastics.

Siemens AG is a German conglomerate focusing on automation and digitalization in industry, infrastructure for buildings, decentralized energy systems, mobility solutions for rail and road transport and medical technology.

The Sonova Group is a leading global provider of hearing-related products and services with a solid financial track record. With its comprehensive range of innovative hearing solutions, the Group serves a growing global market and is strongly positioned to achieve long-term sustainable success.

Studienkreis is a tutoring company founded in 1974 and based in Bochum. Alongside Schülerhilfe, Studienkreis is one of the leading commercial providers of private tuition in Germany and other German-speaking countries.

Swisscom AG is the largest telecommunications company and one of the largest IT companies in Switzerland.

Deutsche Telekom AG is the holding company of Europe's largest telecommunications company, headquartered in Bonn

Berner Group Holding SE & Co. KG is the operational parent company of the Berner Group, a pan-European group of companies that trades in fastening and assembly technology for the construction, metalworking and automotive trades.

Thyssenkrupp AG is a listed, diversified industrial group specializing in steel processing and Germany's largest steel manufacturer.

WashTec AG is a manufacturer of vehicle washing systems with headquarters in Augsburg.

Wolters Kluwer offers specialist information in the form of literature, software and services in the fields of law, business, tax, accounting, finance, auditing, healthcare and compliance.

Wooga GmbH is a German games software company based in Berlin that specializes in the development of story-driven casual games for mobile devices. It has developed successful mobile games such as June's Journey, Pearl's Peril and Switchcraft.

WPP plc is a British group of advertising service providers and media companies.

The Würth Group is active in the wholesale and manufacture of fastening and assembly technology and is also active in related business areas, including electrical wholesale, electronics and financial services.

Yaskawa is a Japanese company that, together with Fanuc, is the world leader in industrial robots. Yaskawa is also the creator of the term mechatronics, which the company registered as a trademark in 1971. Motoman robots have been sold since 1977.