Teresa Elisa de Bellis-Olinger

Stadtwerke Köln GmbH engages in the supply and distribution of electricity, natural gas, water, and district heating. It also provides river port, transportation, and public transport systems services. The company was founded in 1960 and is headquartered in Cologne, Germany.

Sparkasse KölnBonn provides banking services to private and corporate clients. Its products include online banking and payment system; current and savings accounts; credit cards; deposits and investments; loan and financing, building and home financing; securities and brokerage; retirement plan and insurances; international banking; liquidation management; as well as corporate formation and succession. The company was founded in 1826 and is headquartered in Cologne, Germany.

RheinEnergie AG engages in the production, trading, network operation, as well as distribution of energy and water. Its products include electricity, natural gas, water, district and local heating, as well as steam. The firm also provides energy-related services. The company was founded in 1863 and is headquartered in Cologne, Germany.

Deutsche Messe AG engages in the organization and operations of trade shows, exhibitions, and business fairs. It offers lead generation services that focuses on B2B customer acquisition services; analysis; conceptual design; planning and implementation; location research services for various events; promoters and web based event software; and guest management services. The company was founded in 1947 and is headquartered in Hannover, Germany.

TÜV Rheinland Berlin Brandenburg Pfalz eV supplies technical services. It offers advertising, developing, promoting, examining, and certifying solutions. The firm provides services such as operation of plants, equipment, construction and systems, stationery and mobile vehicle inspection, and car services and appraisal. The company was founded in 2003 and is headquartered in Cologne, Germany.

Stadtwerke Brühl GmbH is based in Bruehl, Germany. Part of Stadtverwaltung Bruehl, Stadtwerke Brühl GmbH is a German company that engages in supplying electricity, natural gas, district heating, and drinking water. The company was founded in 1867. Thomas Isele has been the CEO of the company since 2019.

HTAG Hafen & Transport AG is a logistics company based in Duisburg, DE. HTAG Duisburg is the market leader in certified logistics solutions for ports, handling, contract logistics, freight forwarding, bunker operations, and more. The German company is ultimately controlled by the City of Cologne. The company was founded in 1904 and is currently led by CEO Andreas Grzib.

Gesellschaft für Verkehrsförderung mbH is a company that manages the parking areas of Deutsche Messe in Hannover, Germany. The private company was founded in 1951 by the Landkreis Hannover, the city of Hannover, and the municipality of Laatzen. The CEO of the company is Lars Beran.

KÖLNMUSIK Betriebs- und Servicegesellschaft mbH is a company based in Cologne, Germany. The German company offers a wide range of concerts and cultural events in the modern concert halls. KÖLNMUSIK Betriebs- und Servicegesellschaft mbH provides a concert calendar with highlights from jazz, folk, and pop genres. The company is financially supported by its board members and sponsors. The company also offers subscription packages with price advantages and additional benefits. The company was founded in 1985, and the CEO is Louwrens Langevoort.

REVG Rhein-Erft-Verkehrsgesellschaft mbH operates 44 bus lines and 7 call collection taxi lines in the Rhein-Erft district. The private company is based in Kerpen, Germany. The German company provides online timetable information, ticket information, price information, and current information on disorders in bus traffic, as well as mini timetables and important forms for download. The CEOs are Martin Gawrisch, Walter Reinarz. The company was founded in 1992.

Part of Koelnmesse GmbH, Koelnmesse Pvt Ltd. is an Indian company that organizes and manages trade fairs, exhibitions and events. The company is based in Mumbai, India. The company was founded in 1924. The CEO is Milind Dixit.