Ceri Suzanne Humphrey

Alfred McAlpine Plc provides construction and civil engineering services. It is engaged in designing, building, managing and supporting IT infrastructures. The company operates through subsidiaries. It builds and constructs schools, hospitals, airports and roads. Alfred McAlpine is located in London, UK.

London Underground Ltd. provides underground transportation services. The company's trains serve around 275 stations through a network of more than 250 miles of railway. The company was established in 1985 and is headquartered in London, UK.

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

Certas Plc provides engineering services. Its services include civil, access, rail transmission and telecommunications services. These services are provided through its Eve Trakway, Eve Transcom, JacksonEve and Jackson Civil Engineering units. The company is headquartered in Reigate, UK

Volkerrail Group Ltd. provides contracting services. Its services include track renewals and maintenance, plant, welding, signaling, overhead power supply, welding, and coated rails. The company offers services to the railway industry. It was founded in September 1996 and is headquartered in Doncaster, the United Kingdom.

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 Nederland BV engages in the provision of electrical, mechanical, and engineering solutions. It operates in the following market segments: Smart city, e-fficient buildings, Energies, and Industry services. The Smart city segment provides intelligent public lighting, connectivity and telecommunications, video surveillance, transport and mobility, educational and medical infrastructure, facilities for public services, water purification; and waste disposal services. The e-fficient buildings segment offers energy efficient electric, heating, ventilation, and air conditioning installations, information and communication systems, control and security systems; and multi technical and energy services. The Energies segment affords hydrocarbon production, nuclear cycle and energizing, thermal and renewable energy; and the transmission and distribution of electricity networks. The Industry services segment offers engineering, mechanical and electrical systems instrumentation, automation and production management systems; and optimization of energy consumption in industrial processes. The company was founded in 2004 and is headquartered in Breda, the Netherlands.

Part of Koninklijke VolkerWessels NV, VolkerWessels UK Ltd. is a civil engineering and construction company based in Hoddesdon, UK. VolkerWessels offers clients extensive experience in highways and airport infrastructure, combined with innovative working practices. VolkerWessels prides itself on delivering quality work across all the sectors in which it operates. The British company brings together all of the business units in collaboration across multi-disciplinary projects, whilst also providing commercial and back office support. The company was founded in 1974. Alan Robert Robertson has been the CEO of the company since 2008.

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.

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 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.

VolkerLaser Ltd. provides repair services to concrete, steel, and brickwork structures. It offers solutions for all types of structural problems, specialist construction, energy saving, and civil engineering challenges; from concrete repairs to external wall insulation, waterproofing to cathode protection, and from providing technical advice to the management of complex structural repairs or major civil engineering projects. The firm also provides services including energy, infrastructure, roofing, and structural solutions. The company was founded in 1994 by Mike Weaver and is headquartered in Worcester, the United Kingdom.

Part of Koninklijke Volkerwessels BV, Volkerrail Specialist Businesses Ltd. is a leading engineering and British construction company that provides specialist multi-disciplinary expertise to a range of markets. The company is based in Hoddesdon, UK. The company has proven experience and deliver successful projects in various industries, including commercial, industrial, education, rail infrastructure and depots, airports, waste, and energy. Volkerrail Specialist Businesses's building division has a strong track record of delivering demanding, high-quality projects, often to fast-track programs and in live environments. The company offers a wide variety of on-network single and multi-disciplinary schemes, from minor station improvements and platform extensions to major design and build infrastructure projects and long-term asset improvements and enhancements.

Part of EDF Energy Services Ltd., SPIE FS Northern (UK) Ltd. provides facilities management services to the public sector. The company is based in London, UK.

SPIE Ltd. provides multi technical and support services. It offers buildings, facilities management, telecoms, renewables, defense, carbon and fire engineering services. The company was founded in 1848 and is headquartered in London, the United Kingdom.

Founded in 1933, Volkerinfra Ltd. is a cable systems installation services provider. Part of Koninklijke VolkerWessels NV, the company is based in Preston, UK.

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.

Part of EDF Energy Services Ltd., SPIE Scotshield Ltd. provides fire and security services. The company is based in Glasgow, UK. SPIE Scotshield was acquired by SPIE UK Ltd., part of EDF Energy Services Ltd. from December 19, 2022 on August 07, 2014. The British company was founded in 1991.

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

Volkerstevin Group Ltd. is an industry-leading engineering business founded in 2011. The private company is based in Hoddesdon, UK, and has subsidiaries in the United Kingdom. The British company specializes in driven and in-situ steel and concrete piling, providing geotechnical support and foundation engineering. The company also provides specialist extra high voltage (EHV) underground cable design and installation services, predominantly in the renewable energy sector. Volkerstevin Group is part of VolkerWessels UK, which employs over 3,600 people with annual revenue in excess of £1bn. The company invests in the latest technology to drive innovation and value for their clients. The company's diverse workforce uses their imagination, creativity, and 'can-do' attitude to overcome complex engineering challenges and deliver projects with certainty.

Part of Volkerstevin Group Ltd., VolkerGround Engineering Ltd. is a specialist in the design, supply, and installation of all forms of foundation piling services, as well as retaining walls and sheet piling. The company was founded in 1970 and is based in Preston, UK. The British company's services include health and safety, environmental, and quality policy, and they offer contact information on their website for inquiries.

VolkerBrooks Ltd. provides construction services. The firm offers site accommodation, steel fabrication, timber framework, precast, and plant and equipment. The company was founded in 1934 and is headquartered in Morecambe, the United Kingdom.

Part of Arcus FM Ltd., Trios Facilities Management Ltd is a national provider of facility and property-related services. The company is based in Mayfair, UK. The British company does not offer standard, off-the-shelf ‘ one-size-fits-all ’ facilities services solutions, but instead creates cost and efficiency savings. Trios Projects has delivered planned, reactive and project works services across all market sectors nationally for more than 30 years. The company was founded in 1998. The CEO is Robert Barling. Trios Facilities Management was acquired by Arcus FM Ltd. from EDF Energy Services Ltd. on August 14, 2023.

Part of EDF Energy Services Ltd., Trios Secure Ltd. provides security solutions. The company is based in Enfield, UK. Trios Secure was founded in 1996.

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 EDF Energy Services Ltd., Trios Compliance Ltd. is a British company that provides statutory testing and planned maintenance services. The company is based in Cirencester, UK and was founded in 2005.

VBA Joint Venture Ltd. designs and constructs sustainable flood and coastal defences. The joint venture company is based in Preston, UK.

Part of EDF Energy Services Ltd., Trios Skilz Ltd. is a British company that provides property maintenance and refurbishment services. The company is based in London, UK and was founded in 1998.

Part of Koninklijke Volkerwessels BV, VolkerStevin Services Ltd. is a British company that provides engineering services. The company is based in Hoddesdon, UK. Founded in 2014.

Part of EDF Energy Services Ltd., Environmental Engineering Ltd. is a British company that designs and installs HVAC equipment. The company is based in London, UK and was founded in 2013.

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.

Volkerwessels Ltd. provides engineering and construction services. It delivers work on time and to budget in the disciplines of highways, civil engineering, construction, railway engineering, steel foundations, pipeline and cable installation, marine works, flood protection and land reclamation. The company was founded in 1986 and is headquartered in Hoddesdon, the United Kingdom.