José Ignacio Legorburo

The Turner Corp. provides construction management services. It also provides services for midsize and smaller projects and provides interior construction and renovation services. The company was founded in 1902 and is headquartered in Dallas, TX.

IRIDIUM Concesiones de Infraestructuras SA engages in the provision of civil infrastructure engineering, construction, operation, and maintenance services. It develops, finances, invests, manages, operates, administrates, maintains, conserves, restores, and prepares government concessions involving transport and public infrastructure works. The company was founded in 1967 and is headquartered in Madrid, Spain.

Thiess Pty Ltd. provides engineering and related services in Australia and Asia. Its services include mining, civil engineering, processing, building, environmental and utilities services, and facilities operations and maintenance. The company was founded in 1934 and is headquartered in South Bank, Australia.

Part of Invesan SA, Ocp Construcciones SA is a Spanish company that provides leasing and rental services. The private company is based in Madrid, Spain. Florentino Pérez Rodríguez has been the CEO of the company since 1993.

E & Z Industrie-Lösungen GmbH engages in the development, design, manufacture, sale, construction, operation, repair, financing, and maintenance of industrial facilities. It also specializes in the import and export of machines, ships, and industrial products. In addition, the firm trades in raw materials, natural products, and fuels. The company was founded on November 13, 1943 and is headquartered in Essen, Germany.

Part of ACS Actividades de Construcción y Servicios SA, HOCHTIEF Australia Holdings Ltd. provides construction services to residential, industrial, municipal, and commercial sectors. The private company is based in Sydney, Australia.

CPB Contractors Pty Ltd. provides construction contracting services. It also offers infrastructure projects including roads, railways, tunnels, airports, buildings, social infrastructure, water, energy and resources. The company was founded in 1949 and is headquartered in North Sydney, Australia.

Roland Berger GmbH provides business consulting services. It offers advisory services to international enterprises and public institutions on business management issues ranging from rule-breaking strategies to organizational structures and business processes. The firm focuses on corporate development, information management, marketing and sales, operations strategy, restructuring and corporate finance. Roland Berger was founded on September 14, 1998 and is headquartered in Munich, Germany.

United Gilsonite Laboratories manufactures paint, wood, and masonry finishing products. The company's products include cement paints, caulking compounds, wall patching materials, and waterproofing products. Its brand names include DRYLOK and ZAR. The company was founded by Gerald B. Payne in 1932 and is located in Scranton, PA.

Lahmeyer International GmbH provides project management, engineering, and consulting services. The firm specializes in the development of transportation infrastructure, energy, hydropower, and water resources. Its services include concept design, construction supervision, assembly and commissioning, project execution, and operational consulting. The company was founded by Wilhelm Lahmeyer in 1890 and is headquartered in Bad Vilbel, Germany.

TenneT Holding BV engages in the provision of power transmission services, system services and facilitation of the energy market. It functions as grid operator under the Dutch and German energy laws, the Elektriciteitswet and the German Energiewirtschaftsgesetz. It operates through the following segments: TSO Netherlands and TSO Germany. It is also involved in certain limited non-regulated activities, which help to ensure the energy market performs properly. The company was founded in 1998 and is headquartered in Arnhem, the Netherlands.

Freudenberg Group operates as a holding company with interests in manufacturing household and industrial cleaning products. The firm specializes in seals and vibration control technology, nonwovens, filtration, lubricants and release agents as well as mechatronic products. The company was founded in 1849 and is headquartered in Weinheim, Germany.

Clece SA provides cleaning, maintenance, energy and logistics services. Its services include cleaning, maintenance of buildings and installations, information services, environmental services, social catering and other auxiliary services. The company was founded in 1992 and is headquartered in San Sebastian de los Reyes, Spain.

Actividades de Construcción y Servicios SA (ACS) is a private group led by Miguel Fluxa. The private company is based in Madrid, ES. and has subsidiaries in Spain, Mexico, United Kingdom and Germany. ACS is primarily involved in construction and related services. The CEO of the Spanish company is Juan Santamaría Cases.

Dragados SA provides construction and infrastructure development services. The company constructs highways, airports, marine works, hospitals, sports stadiums, and commercial buildings. It has operations in Europe, the Middle East, Mexico, and the United States. The company is headquartered in Madrid, Spain.

TenneT TSO GmbH is a German company that focuses on providing a new standardised platform and certified cable system for offshore grid connection systems. TenneT TSO is based in Bayreuth, Germany. The private company was founded in 2009 and was acquired by TenneT Holding BV from E.ON SE on February 25, 2010 for $1,650.71 million. The company aims to increase transmission capacity while minimizing environmental impact. The company also handles modifications and reconstructions of high-voltage lines and cables in response to requests from municipalities, government bodies, and project developers. Additionally, TenneT TSO replaces old electricity connections, installs new ones, and builds high-voltage substations to upgrade and expand the Dutch grid. The company plays a crucial role in ensuring the security of electricity supply to 43 million domestic and business users in Europe. The company is ultimately controlled by the Government of the Netherlands. The CEOs of TenneT TSO are Arina Friday, Maarten Abbenhuis, and Tim Meyerjürgens.

Obras y Construcciones Industriales SA provides industrial construction services. The private company is based in Madrid, Spain.

Part of Awax SpA, Sasol Germany GmbH is a manufacturer of high-quality chemical products with production facilities in Brunsbüttel and Marl and headquarters in Germany. The private company is based in Hamburg, Germany. Around 1,700 employees and almost 100 apprentices produce innovative, sustainable products and develop solutions for the processing industry. The German company offers a wide range of products, including substances for the production of detergents and cleaning agents, paints and coatings, cosmetics, and pharmaceutical products. In addition, specialities such as high-purity and ultra-high-purity aluminas are used, for example, as catalyst carriers in catalytic converters for the automotive industry, industrial applications, and high-performance abrasives. The CEO of the company is Jens Straatmann. Sasol Germany was acquired by Awax SpA from Sasol Ltd. on March 01, 2022.

Hogeschool Utrecht operates as a College or University. It provides exchange, master and bachelor programmes. The firm offers education programmes for students aged from 17 till 67 years. The company is headquartered in Utrecht, the Netherlands.

Australian Constructors Association Ltd. is an association that represents construction and infrastructure contracting firms. Its member companies operate in a number of industry sectors including engineering construction, process engineering, contract mining, oil and gas operations, and telecommunications. The company is headquartered in North Sydney, Australia.

Part of Freudenberg & Co. KG, Freudenberg SE is a technology group that develops innovative solutions for various industries such as medical, food processing, energy, and more. Based in Weinheim, Germany, Freudenberg contributes to improved functional reliability, operating lives, and environmental protection. The German company provides reliable components such as seals, filters, lubricants, and nonwovens that ensure long-term productivity and quality. Mohsen M. Sohi has been the CEO of the private company since 2012.

Zusatzversorgungskasse des Baugewerbes AG engages in the provision of mandatory and non-mandatory supplementary pension schemes. The firm offers supplementary pension plans to construction workers and employees. It also finances vocational trainings. The company was founded on October 28, 1957 and is headquartered in Wiesbaden, Germany.

Tennet BV operates as an electricity transmission system. It is ultimately controlled by the Government of the Netherlands.

Ernst & Young GmbH provides financial advice services. It offers advisory, assurance, tax, growth markets, transactions, tax and specialty services. The firm serves to the automotive, transportation, consumer products, retail, oil, gas, mining, metals, power, utilities, technology and real estate industries. The company is headquartered in Stuttgart, Germany.

Acs Proyectos Obras Y Construcciones SA provides civil construction services. The private company is based in Madrid, Spain.

Part of Freudenberg & Co. KG, Freudenberg Real Estate GmbH is a German company that mediates land, buildings, and apartments. The private company is based in Weinheim, Germany. The CEO of the company is Mohsen M. Sohi.

Thiess Group Holdings Pty Ltd. is the world's largest mining services provider with over 85 years of mining experience. Thiess Group Holdings is based in Brisbane, AU. The Australian company is focused on driving towards a sustainable future.

Malteser Deutschland gGmbH engages in the management and operation of medical and nursing care institutions. These include hospitals, senior homes, nursing facilities, and stationary hospices. The company was founded on May 3, 1999 and is headquartered in Cologne, Germany.

Dgb Rechtsschutz GmbH provides legal protection for union members in labor and social law. The private company is based in Dusseldorf, Germany. The German company offers information on common questions related to labor and social law, as well as specific information for works council and staff council members. The company was founded in 1863. The CEO is Reinhard-Ulrich Vorbau.

Part of ACS Actividades de Construcción y Servicios SA, Hochtief Engineering GmbH is a private company that provides engineering services. The company is based in Essen, Germany. The CEO of the German company is Hansgeorg Balthaus.