Marc Naninck

Rambøll Gruppen A/S provides engineering, design, and consultancy services. It offers services in the areas of buildings, transportation, water, environment and health, energy, oil and gas, telecom, planning and urban design, and management consulting. The company was founded by Børge Johannes Rambøll and Johan Georg Hannemann on October 15, 1945 and is headquartered in Copenhagen, Denmark.

SPIE Operations SA provides electrical, mechanical, energy, communications and HVAC engineering services. The company was founded in 1997 and is headquartered in Cergy, France.

SPIE Oil & Gas Services SAS provides services to the oil and gas industry. The company is headquartered in Cergy, France.

Spie Capag provides pipeline transportation services for gas and oil. The company is headquartered in Colombes. France.

SPIE SAG GmbH supplies electrical power, gas, water and telecommunication network services. It offers products and services in the areas of power generation, transmission networks, distribution grids, information technology solutions, industrial solutions, construction solutions, and research centers. The firm provides services such as electrical installations, automation and instrumentation field engineering, assembling of transmission lines, pipeline construction, construction of distribution grids, consulting for the use of network and asset data, project management, as well as civil and hydraulic engineering. The company was founded on August 11, 1916 and is headquartered in Langen, Germany.

SPIE ICS AG provides systems integration services. It offers solutions for visionary safe networks and applications in speech, data and video communication. The company is headquartered in Bern, Switzerland.

CISEC - Soluções Técnicas de Engenharia e Serviços SA provides engineering services. Its solutions include installation, maintenance, assembly, construction, and electrical and mechanical equipment. The company was founded in 1973 and is headquartered in Loures, Portugal.

Part of SPIE SA, Chauffage Declercq NV is a Belgian company that manufactures ventilation systems. The company is based in Izegem, Belgium. Chauffage Declercq was acquired by SPIE Belgium SA (Belgium) on August 17, 2011.

SPIE Belgium NV provides electrical engineering, mechanical and HVAC, energy, communication networks and infrastructure services. The firms services include security, infrastructure maintenance, maintenance building, net management, and Anca-tech elevators. The company was founded in 1900 and is headquartered in Brussels, Belgium.

Fédération Nationale des Travaux Publics operates as a business organization, with interest in the representation, development, and welfare of public works enterprises. It conducts and publishes industry research reports for its members. The firm also holds forums and dialogues with the private and public sectors. The company is headquartered in Paris, France.

SPIE GmbH provides multi-technical services in the areas of energy and communications. Its products include pharmaWERK, fertigungsWERK and dataWERK. The firm's service portfolio includes the planning, installation and operation of mechanical and electrical systems, HVAC systems, information and communications technology and security systems. The company was founded in September 2013 and is headquartered in Essen, Germany.

SPIE ICS SAS provides information technology solutions to the public, tertiary, health, education, industrial, banking, and insurance sectors. It specializes in the implementation, operations, and integration of managed services, cloud solutions, networking, security, and telecommunication systems. The company was founded on July 31, 1987 and is headquartered in Malakoff, France.

SPIE Nucléaire SAS provides engineering services to the nuclear sector. The company was founded in 2006 and is headquartered in Cergy-Pontoise, France.

SPIE Ile-de-France Nord-Ouest SAS provides electricity installation services. It specializes in in HVAC systems, electrical and mechanical engineering, network, energy and telecommunications infrastructure, as well as public lighting systems. The company is headquartered in Cergy, France.

SPIE SAG Group GmbH provides energy distribution and infrastructure development services. The firm’s products and services include power generation, transmission networks, distribution grids, IT solutions, indsutrial solutions, construction solutions and research centers. It specializes in the construction and operation of electrical power, gas, water, telecommunications network systems and facilities. The company was founded in 1916 and is headquartered in Langen, Germany.

Tevean NV designs and builds electrical, security and fire protection systems for buildings. The firm specializes in engineering, production and maintenance of electrical systems, protection, fire detection and building management. The company was Founded in 1950 and is headquartered in Zelzate, the Netherlands.

Part of EDF Energy Services Ltd., SPIE UK Ltd. provides engineering and technical support services. The company is based in Manchester, UK. SPIE was acquired by Imtech UK Ltd. from SPIE SA on December 19, 2022 for $58.02 million. The British company was founded in 2010. The CEO is Robert Roy Goodhew.

Part of SPIE SA, Vano Electro SA is a Belgian company that provides solar panel installation services. The company is based in Marquain, Belgium.

Part of SPIE SA, Vanogroep NV is a Belgian company that provides electrical installation services. The company is based in Deerlijk, Belgium.

Part of SPIE SA, Deservis NV is a Belgian company that provides maintenance services to heating and cooling systems. The company is based in Geel, Belgium.

Part of SPIE SA, Devinoxs NV is a Belgian company that manufactures stainless steel products. The company is based in Geel, Belgium.

Part of SPIE SA, Thermofox NV is a Belgian company that specializes in heat, ventilation, and air conditioning systems. The company is based in Lokeren, Belgium.

Part of SPIE SA, Softix AG is a Swiss company that provides communication solutions and software. The company is based in Zurich, Switzerland.

Nationale Opera & Ballet engages in performing arts. The private company is based in Amsterdam, Netherlands.

Part of SPIE SA, Spie Maroc is a Moroccan company that provides electrical work, maintenance, and other technical services. The company is based in Casablanca, Morocco.

Part of SPIE SA, SPIE Deutschland & Zentraleuropa GmbH is a German company that provides electrical testing and energy transmission services. The company is based in Ratingen, Germany. The company was founded in 1900. The CEO is Markus Holzke.

Part of SPIE SA, SPIE France SASU engages in multi-technical services in the areas of energy and communications. The company is based in Cergy, France. The French company was founded in 2016. Arnaud Tirmarche has been the CEO of the company since 2022.

Financière Spie SAS operates as a holding company with interest in owing securities. It offers finance to its customers. The company was registered on June 21, 2006 and is headquartered in Cergy Pontoise, France.