Bentley Systems, Incorporated is an American-based software development company that develops, manufactures, licenses, sells and supports computer software and services for the design, construction, and operation of infrastructure. The company's software serves the building, plant, civil, and geospatial markets in the areas of architecture, engineering, construction (AEC) and operations. Their software products are used to design, engineer, build, and operate large constructed assets such as roadways, railways, bridges, buildings, industrial plants, power plants, and utility networks. The company re-invests 20% of their revenues in research and development.
CH2M, earlier CH2M Hill, was an engineering company that provided consulting, design, construction, and operations services for corporations and governments. The company was organized in Corvallis, Oregon, and headquartered at 9191 South Jamaica Street, Englewood, Colorado. In December 2017, the company was acquired by Jacobs Engineering Group.
AECOM is an American multinational infrastructure consulting firm headquartered in Dallas, Texas.
Atkins was a British multinational construction, design, engineering and business services company. It was formerly listed on the London Stock exchange and had a London headquarters. During July 2017 the company was bought by SNC-Lavalin in a £2.1 billion deal which subsequently renamed to AtkinsRéalis in 2023.
CBRE | Heery, formerly known as Heery International, Inc., was founded in 1952 by George T. Heery and his father C. Wilmer Heery Jr., and is a full-service architecture, interior design, engineering, construction management, program management, and commissioning firm with over 500 employees located in 19 offices across the United States.
WSP Global Inc. is a Canadian consulting firm working mostly in the built environment. It was created in 2012, following Montreal-based Genivar's takeover of British firm WSP Group plc. It is listed on the Toronto Stock Exchange. After the purchase of New York-headquartered professional services firm Parsons Brinckerhoff in October 2014, WSP effectively became one of the largest professional services firms in the world, with approximately 73,300 employees in 500 offices serving in 40 countries.
HDR, Inc. is an American design and engineering company based in Omaha, Nebraska.
Stantec Inc. is an international professional services company in the design and consulting industry. The company was founded in 1954, as D. R. Stanley Associates in Edmonton, Alberta, Canada. Stantec provides professional consulting services in planning, engineering, architecture, interior design, landscape architecture, surveying, environmental sciences, project management, and project economics for infrastructure and facilities projects. The company provides services on projects around the world, with over 30,000 employees operating out of more than 450 locations in North America and across offices on six continents.
Haskell is an architecture, engineering, construction and consulting firm headquartered in Jacksonville, Florida. It was founded by Preston Haskell in 1965. James O'Leary succeeded Steve Halverson as CEO in August, 2018.
RS&H, Inc. (RS&H) is an American facilities and infrastructure consulting firm in the United States. The privately held architectural, engineering, planning, and environmental services corporation is headquartered in Jacksonville, Florida, where they also provide clients with facilities and infrastructure consulting.
CCDI Group (上海悉地工程设计顾问有限公司) is a Chinese multinational architecture and engineering consulting firm that provides integrated professional services for urban construction and development headquartered in Shanghai. Its business units cover broad industry sectors with diverse specialized expertise. CCDI operates cross-regionally with offices in Shanghai, Beijing, Shenzhen, Chengdu, Sydney, New York City, Qingdao, and Suzhou with branches and representative offices in Chongqing, Nanjing and twenty other cities in China. Over the years, CCDI has established strong client relationships with most major developers, enterprises, and city governments. Founded in 1994, CCDI is a subsidiary of the privately owned construction and engineering firm, China State Construction Engineering Corporation (CSEC).
Tetra Tech, Inc. is an American consulting and engineering services firm based in Pasadena, California. The company provides consulting, engineering, program management, and construction management services in the areas of water, environment, infrastructure, resource management, energy, and international development. Specific services for consulting and engineering projects include applied science, information technology, engineering, design, construction management, and operations and maintenance.
Golder Associates Inc., branded as Golder, was an international company that provides consulting, design, and construction services in earth, environment, and related areas of energy. The company has 7,000 employees in offices in Africa, Asia, Australasia, Europe, North America and South America. In April 2021, the company was acquired by WSP Global.
CDI Corporation is a privately held US company providing engineering, procurement, construction management and staffing services to clients in a range of industries including energy, chemical, semiconductor and battery manufacturing. As of 2022, the company employed more than 450 employees. The company is headquartered in Houston, TX.
Egis is an international company active in the consulting, construction engineering and mobility service sectors that design and operate intelligent infrastructure and buildings. Egis operates in 100 countries and has 19,500 employees.
Volkert, Inc. is a privately held consulting firm based in Mobile, Alabama. The company offers engineering, environmental consulting, program management, and construction services. It was founded in 1925 in New Orleans as Doullut and Ewin, Inc. The company operates with a workforce of 1200 people at more than 50 offices in 20 states and the District of Columbia. Volkert was ranked at 88 among the top 500 design firms in the United States in 2022 by Engineering News-Record.
Arcadis NV is a global design, engineering and management consulting company based in the Zuidas, Amsterdam, Netherlands. It currently operates in excess of 350 offices across 40 countries. The company is a member of the Next 150 index.
DeSimone Consulting Engineering is a structural engineering firm founded by Vincent J. DeSimone in 1969 in New York City. The firm provides structural engineering services to architects, owners and developers, and performs structural analysis and design for all types of buildings at all project phases. DeSimone also launched a Property Loss Consulting division in 2016. The company has offices in Boston, Chicago, Dallas-Fort Worth, Foxborough, Houston, Las Vegas, Miami, New Haven, New York City, San Francisco, London, Medellín, Abu Dhabi, and Dubai. DeSimone has designed over 10,000 projects in 40 states and 45 countries.
IBI Group Inc. is a Canadian-based architecture, engineering, planning, and technology firm operating from over 60 offices in 12 countries across the world.
