Jacobs Solutions Inc. is an American international technical professional services firm based in Dallas, Texas. The company provides engineering, technical, professional and construction services, as well as scientific and specialty consulting for a broad range of clients globally, including companies, organizations, and government agencies. Jacobs has consistently ranked No. 1 on both Engineering News-Record (ENR)'s 2018, 2019, 2020, 2021, 2022 and 2023 Top 500 Design Firms and Trenchless Technology’s 2018, 2019, 2020 and 2021 Top 50 Trenchless Engineering Firms. Its worldwide annual revenue reached over $14 billion in the 2021 fiscal year, and earnings rose to $477 million.
Tutor Perini Corporation is one of the largest general contractors in the United States as a result of the merger of Perini Corporation and Tutor-Saliba Corporation in 2008. At the end of 2013, it reported annual revenue of approximately $4.2 billion. Tutor Perini is headquartered in Sylmar, California, and works on construction projects throughout North America. Specific areas of focus are civil infrastructures such as bridges, highways, tunnels, airports, and mass transit systems, building infrastructure, and specialty contracting.
Sopra Steria is a European-based consulting, digital services, and software development company with 50,000 consultants. The company is headquartered in Paris and has operations in several countries in Western Europe.
ABM Industries Inc. is a facility management provider in the United States founded in 1909 by Morris Rosenberg in San Francisco, California.
Stone & Webster was an American engineering services company based in Stoughton, Massachusetts. It was founded as an electrical testing lab and consulting firm by electrical engineers Charles A. Stone and Edwin S. Webster in 1889. In the early 20th century, Stone & Webster was known for operating streetcar systems in many cities across the United States including Dallas, Houston and Seattle. The company grew to provide engineering, construction, environmental, and plant operation and maintenance services, and it has long been involved in power generation projects, starting with hydroelectric plants of the late 19th-century; and with most American nuclear power plants.
Sinosteel Corporation is a state-owned enterprise, primarily in mining, trading, equipment manufacturing and engineering. Founded in 1993 and based in the People's Republic of China, it is the country's second largest importer of iron ore. The company used to be under the direct supervision of the State-owned Assets Supervision and Administration Commission. In 2022, it was acquired by state-owned steel conglomerate Baowu.
HDR, Inc. is an American design and engineering company based in Omaha, Nebraska.
IES Holdings, Inc., formerly known as Integrated Electrical Services, Inc., designs and installs integrated electrical and technology systems and provides infrastructure products and services to a variety of end markets, including data centers, residential housing, and commercial and industrial facilities
Quanta Services is an American corporation that provides infrastructure services for electric power, pipeline, industrial and communications industries. Capabilities include the planning, design, installation, program management, maintenance and repair of most types of network infrastructure. In June 2009, Quanta Services was added to the S&P 500 index, replacing Ingersoll-Rand.
Hill International, Inc. is an American construction consulting firm. Founded in 1976, the company's corporate headquarters are in Philadelphia, Pennsylvania, U.S. Hill provides program and project management, construction management, cost engineering and estimating, quality assurance, inspection, scheduling, risk management, and claims resolution and avoidance services to clients with major construction projects worldwide.
ECA is the main trade association for companies involved in electrotechnical and other technical engineering projects in England, Northern Ireland and Wales. In 2022 it had some 2600 registered members - companies who collectively generated annual revenues of over £6billion. ECA also has associate categories open to industry manufacturers, distributors, educators, clients and specifiers who wish to engage and collaborate with members.
China Construction America Founded in 1985, China Construction America (CCA) is a subsidiary of China State Construction Engineering Corporation Ltd. (CSCEC) — the world's largest construction and real estate conglomerate and the biggest global contractor — that operates on the East Coast of the U.S and the Gulf of Mexico, the Caribbean, and Latin America, having many finished and ongoing projects worldwide. CSCEC was ranked the 18th on Fortune Global 500 list.
Cherokee Nation Businesses, LLC (CNB) is an American conglomerate holding company headquartered in Catoosa, Oklahoma that oversees and manages several subsidiary companies. CNB is a wholly owned subsidiary of the Cherokee Nation, the largest Native American tribe by population in the United States. CNB operates in the following industries: aerospace and defense, hospitality and entertainment, environmental and construction services, information technology, healthcare, and security and safety.
Willbros Group, Inc. was a global engineering and contractor company based in Houston, Texas, United States. It is listed on the New York Stock Exchange. The company operates in the field of energy infrastructure services. Willbros provides engineering, procurement and construction, such as refinery turnarounds, pipeline construction, pipeline integrity management, GIS consulting, and other specialty services.
Mastec, Inc. is an American multinational infrastructure engineering and construction company based in Coral Gables, Florida. The company provides engineering, building, installation, maintenance and upgrade of energy, utility and communications infrastructure. Its customers are primarily in the utility, communications and government industries.
Willdan Group, Inc. (Willdan) is an American publicly traded company selling professional technical and consulting services to public and private utilities, public agencies at all levels of government, and commercial and industrial firms. The company operates offices in more than a dozen states, with its key operations in California and New York.
Murray & Roberts Holdings Ltd. is a South African-based engineering and mining contractor. It is listed on the JSE Securities Exchange. The Group delivers its capabilities into three global primary market sectors the resources, industrial, energy, water and specialised infrastructure market sectors.
Cupertino Electric is a privately owned electrical engineering and construction company headquartered in San Jose, California. The company operates throughout the United States, providing electrical installation, engineering, energy, renewable energy solar plants, commercial projects, and data centers. It has more than 3,800 field and office employees building projects throughout the nation, with major office locations in San Jose, San Francisco and Whittier, California.
Khaldoun Al Tabari is a Jordanian businessman. He served as Vice-Chairman and Chief Executive Officer of Drake & Scull International PJSC from 1998 until 2016.
Burns & McDonnell is an American multinational construction, architecture and engineering firm based in Kansas City, Missouri, and has 100% employee stock ownership. It was established in 1898 by engineers Clinton Sumner Burns and Robert Emmett McDonnell. The company is one of the largest design firms in the world, its global revenues reached US$$6.9 billion and employed over 13,500 professionals worldwide.
US$12.6 billion (2023)