ARCADIS
A global design, engineering and management consultancy serving natural and built assets.
Last updated August 31, 2026
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Overview
ARCADIS, legally Arcadis NV, is a Netherlands-based global design, engineering and management consultancy focused on the development, operation and improvement of natural and built assets. Its work spans infrastructure, water, environment, buildings, transport, energy, urban development and program management. The company operates through an international network of offices and serves public authorities, infrastructure owners, property developers, industrial companies, financial institutions and other private-sector clients. The business traces its origins to the Nederlandsche Heidemaatschappij, founded in the Netherlands in 1888 to promote the reclamation and agricultural development of wasteland, particularly Dutch heathlands. During the early twentieth century, its activities broadened into rural development, irrigation, forestry and related forms of land and water management. A major restructuring in 1972 separated the traditional association-oriented activities from the commercial enterprise that became Heidemij. From the 1990s onward, the company pursued an international expansion strategy built substantially around acquisitions and mergers. The 1993 combination with the North American environmental consultancy Geraghty & Miller established a stronger presence in the United States and was followed by a Nasdaq listing. Heidemij adopted the Arcadis name in 1997, giving the group a common international identity. Subsequent transactions expanded its presence in Brazil, the United Kingdom, continental Europe, Asia, North America and specialist sectors such as architecture, cost management, environmental services, life sciences facilities and enterprise asset management. Major additions included Logos Engenharia in Brazil, the British quantity-surveying and project-management practice Axtell Yates Hallett, Scottish practices Summerfield Robb Clark and Berkeley Consulting, EC Harris, Langdon & Seah, Hyder Consulting, Callison, IBI Group and DPS Group. The formation of CallisonRTKL in 2015 combined two Arcadis architecture and design businesses. These transactions helped transform Arcadis from a historically Dutch land-development organization into a multidisciplinary professional-services group with capabilities across the full asset life cycle. Arcadis participates in large and technically complex projects, including transport systems, airports, bridges, tunnels, ports, railways, buildings, water programs and environmental remediation. Examples associated with the company include London City Airport, the Millau Viaduct, the Tietê River Project in Brazil, the Skip Spann Connector Bridge in Georgia, the A2 motorway tunnel in the Netherlands, stations on the Doha Metro Gold Line, the Long Beach International Gateway and the Port of Calais breakwater. Its advisory work also includes sustainability, climate adaptation, energy transition, digital asset management, construction cost management and dispute services. Sustainability is central to the company's market positioning. Arcadis presents itself as a consultancy helping clients address climate change, resilient infrastructure, resource efficiency, urbanization and the transition to lower-carbon economies. Its publications include the Sustainable Cities Index, international construction-cost comparisons and global construction-disputes research. The company remains an active listed enterprise headquartered in Amsterdam and operates internationally under the Arcadis brand.
History
Arcadis began in 1888 as the Nederlandsche Heidemaatschappij, a Dutch organization established to reclaim heathland and support agricultural development. Its early work was closely associated with rural improvement, but the organization gradually developed expertise in forestry, irrigation, water management and broader land-development projects. In 1972, a restructuring separated the traditional association, later associated with KNHM, from the commercial enterprise that became Heidemij. The commercial business expanded beyond the Netherlands during the late twentieth century. In 1993, Heidemij merged with Geraghty & Miller, a North American environmental consultancy headquartered in Long Island, New York. The transaction gave the Dutch group a substantial United States platform and resulted in an initial Nasdaq listing. Geraghty & Miller was subsequently integrated and rebranded as Arcadis North America. Heidemij was also admitted to the Next 150 index before adopting the Arcadis name in 1997. The new name was applied progressively across subsidiaries, creating a unified international identity. Acquisitions became a defining part of the group's development. In 1999, the acquisition of Logos Engenharia established a Brazilian presence. In the United Kingdom, Arcadis acquired Axtell Yates Hallett in 2005, followed in 2006 by Summerfield Robb Clark and Berkeley Consulting. These transactions strengthened quantity surveying, project management, building surveying and infrastructure consulting. In 2011, Arcadis acquired EC Harris, an international built-asset consultancy, and in 2012 it purchased Langdon & Seah, expanding its cost and project-management platform across Asia. The group continued to broaden its technical and geographic reach in the mid-2010s. Hyder Consulting, an international advisory and design firm with transport, property, utilities and environmental expertise, was acquired in 2014. Arcadis also purchased Seattle-based architecture practice Callison in 2014. In 2015, Callison and RTKL were combined as CallisonRTKL, creating a larger global architecture and design business within the group. During the 2020s, Arcadis added capabilities connected with energy transition, digital asset management, advanced facilities and integrated design. Over Morgen, a Dutch development and energy-transition consultancy, and EAMS Group, an enterprise asset-management systems provider, were acquired in 2020. In 2022, Arcadis announced the acquisition of IBI Group, a Canadian architecture, planning, engineering and technology company. Later that year it acquired DPS Group, an Ireland-based construction consultancy serving technically demanding life-sciences and semiconductor projects. Arcadis's project portfolio reflects the breadth of its modern practice. The company has been involved in airport, bridge, road, tunnel, metro, rail, port, water and urban-development work. Projects associated with Arcadis include London City Airport, the Millau Viaduct in France, the Tietê River Project in Brazil, the Skip Spann Connector Bridge in Georgia, the A2 motorway tunnel in the Netherlands, stations on Doha's Gold Line, the Long Beach International Gateway and the Port of Calais breakwater. The company also provides non-project-specific advisory services, including environmental remediation, sustainability strategy, climate resilience, construction economics, disputes and digital management of physical assets. Today, Arcadis operates as a publicly listed, Amsterdam-headquartered professional-services group. Its strategic identity combines design and engineering with program delivery, commercial management, environmental expertise and sustainability consulting. The company serves clients across the natural and built environment and uses its international network to support major infrastructure, buildings, water, mobility, industrial and urban-transition programs.
- 2022
IBI Group and DPS Group acquisitions
[1]The acquisitions strengthen architecture, engineering, digital planning and specialist facility-delivery capabilities.
- 2020
Expansion into energy transition and asset management
[1]Arcadis acquires Over Morgen and EAMS Group.
- 2017
Peter Oosterveer becomes CEO
[1]Peter Oosterveer is nominated to lead the executive board as chief executive and chair.
- 2015
CallisonRTKL is formed
[1]Callison and RTKL are combined into a global architecture and design subsidiary.
- 2014
Hyder Consulting and Callison acquisitions
[1]Arcadis adds international advisory, engineering, architecture and design capabilities.
- 2012
Langdon & Seah acquisition
[1]The transaction expands Arcadis's Asian construction-cost and project-management capabilities.
- 2011
EC Harris acquisition
[1]Arcadis acquires the United Kingdom-based built-asset consultancy EC Harris.
- 1999
Entry into Brazil
[1]The acquisition of Logos Engenharia establishes Arcadis's Brazilian operations.
- 1997
Heidemij adopts the Arcadis name
[1]The group and its subsidiaries begin operating under the Arcadis identity.
- 1993
Merger with Geraghty & Miller
[1]The combination creates a stronger North American platform and leads to a Nasdaq listing.
Products and positioning
A high-end, multidisciplinary professional-services firm combining technical design, engineering, program management and sustainability expertise for major natural and built assets.
Engineering and design consultancy
Infrastructure and mobility
Arcadis advises on and designs roads, bridges, tunnels, airports, ports, metro systems and railways. Services can cover feasibility, planning, engineering design, procurement support, program management, construction oversight and operational improvement. The practice is positioned for complex public infrastructure and mobility programs where technical integration, resilience, cost control and stakeholder coordination are required.
Water and environmental services
Water and climate resilience
The water practice reflects Arcadis's historical roots in land and rural development while addressing modern water-security and climate challenges. Its work includes flood protection, wastewater and water-supply systems, river and coastal programs, urban drainage, resilience planning and water-quality improvement. The company combines engineering with environmental assessment and long-term asset and adaptation planning.
Environmental consulting
Environmental remediation and sustainability
Arcadis provides environmental investigation, contaminated-land remediation, permitting, environmental impact work, sustainability strategy and climate-risk advice. These services support industrial sites, infrastructure owners, governments and property organizations managing legacy pollution, regulatory obligations, decarbonization and adaptation. The offering connects technical environmental work with investment, planning and asset-management decisions.
Architecture and building consultancy
Buildings and architecture
Through its building, architecture and design businesses, including CallisonRTKL and capabilities added through IBI Group, Arcadis supports the planning and delivery of commercial, civic, residential, retail, healthcare, education and specialized industrial facilities. Services include architecture, urban design, building engineering, cost management, program management and advice on operational performance and sustainability.
Project and management consultancy
Program, cost and commercial management
Arcadis manages major capital programs and provides quantity surveying, cost planning, procurement, contract administration, claims and construction-disputes advice. Its heritage in EC Harris, Langdon & Seah and other acquired practices supports clients that need independent commercial control across the life cycle of large buildings, infrastructure and industrial developments.
Digital consulting · 2020
Digital asset management
Arcadis combines engineering and advisory services with digital tools for managing physical assets. The EAMS acquisition added enterprise asset-management capabilities, while the wider business supports data-informed planning, operations, maintenance and portfolio decision-making for infrastructure, buildings and industrial facilities.
Marketing campaigns
- 2022Sustainable Cities Index
Global
Arcadis published its Sustainable Cities Index to compare urban performance through social, environmental and economic dimensions and to encourage discussion of resilient and inclusive city development.
Outcome. Thought-leadership publication and benchmarking initiative.
Brand decisions
2022
Acquire IBI Group and DPS GroupM&ABackground
Arcadis sought to expand its architecture, engineering, digital planning and specialist facility-delivery capabilities.
Action taken
The company announced the acquisition of Canadian IBI Group and later acquired Ireland-based DPS Group.
Aftermath
The transactions broadened Arcadis's global design platform and strengthened its position in life-sciences and semiconductor facility consulting.
2015
Create CallisonRTKLM&ABackground
Arcadis owned the architecture practices Callison and RTKL and sought a larger integrated design platform.
Action taken
The two subsidiaries were merged into CallisonRTKL.
Aftermath
The combination created a broader international architecture and design business within Arcadis.
1997
Adopt the Arcadis international brandStrategyBackground
The expanding group needed a common identity across its Dutch and international subsidiaries.
Action taken
Heidemij changed its corporate name to Arcadis and progressively rebranded subsidiaries.
Aftermath
The change established the modern global brand used across the group's consulting and engineering businesses.
Recent events
Reported
Arcadis Gen launches AppliedInsight[3]
Arcadis launched AppliedInsight, a SaaS analytics platform and online marketplace for asset analytics applications.
Reported
Arcadis and Irys announce global partnership[4]
Arcadis announced a global partnership with Irys to incorporate Irys’ engagement tools into Arcadis infrastructure, mobility and buildings projects. The companies said the tools aim to increase community involvement, collaboration and improve decision making.
- Unconfirmed
New York State and Arcadis partner on wastewater monitoring pilot[5]
The New York State Department of Health and Department of Environmental Conservation partnered with Arcadis on a pilot to identify and track SARS-CoV-2 in municipal wastewater systems in several upstate New York communities. The project also involves Syracuse University, Quadrant Biosciences, SUNY ESF and Upstate Medical University.
Reported
Arcadis and ABS sign global PFAS water-treatment partnership[6]
Arcadis signed an exclusive teaming agreement with ABS Materials focused on removing PFAS from water.
Reported
Arcadis acquires Over Morgen[7]
Arcadis announced that it had acquired Dutch consultancy Over Morgen. Financial details were not disclosed.
- Unconfirmed
Reported
Arcadis joins Manchester graphene centre as affiliate partner[8]
Arcadis signed up as an affiliate partner to the University of Manchester’s Graphene Engineering Innovation Centre and said it would work with the centre to explore uses for graphene in construction.
Sources8 sources
- 1Arcadisen.wikipedia.org
- 2Arcadis corporate websitearcadis.com
- 3Arcadis Gen推出AppliedInsight平台finanznachrichten.de
- 4Arcadis与Irys宣布全球合作finanznachrichten.de
- 5纽约州与 Arcadis 合作开展污水监测试点wateronline.com
- 6Arcadis与ABS签署全球PFAS水处理合作协议finanznachrichten.de
- 7Arcadis 收购 Over Morgenfinanznachrichten.de
- 8Arcadis 成为曼彻斯特石墨烯中心的附属合作伙伴building.co.uk
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