Insights

Integrated Growth Capitalize on CRTKL joining Arcadis to offer end-to-end sustainable design, architecture, engineering and advisory services for large-scale urban, transport and built-environment projects. The combined practice merges sustainable, social and digital design innovation, enabling multi-disciplinary bids across developers, retailers, institutions and public sector clients. This positions the firm to pursue global opportunities in Europe and North America with a single integrated delivery engine.

Europe Expansion Leverage Arcadis’ European expansion activity and CRTKL’s Amsterdam base to target cross-border urban regeneration, hospitality, retail and infrastructure opportunities in the UK, Northern Europe and beyond. Proposals can bundle architecture, planning, resilience, and sustainability consulting with program management to differentiate in competitive RFPs. The integrated platform supports complex, funded projects where design quality and delivery risk mitigation matter.

Funding Opportunities Align with Arcadis-led funding and financing initiatives for flood protection, rail depots and other large capital programs to position CRTKL-driven architecture and urban design as the client-facing front end of funded projects. This approach ties design excellence to favorable financing and delivery outcomes, resonating with public entities, infrastructure developers and municipal authorities seeking integrated solutions.

Digital Delivery Highlight digital design capabilities and sustainability at the core, leveraging InfraWorks, Azure SQL, Microsoft 365 and related tools to deliver BIM-enabled planning, digital twins and data-driven asset management. Emphasize faster, coordinated project delivery through cloud collaboration and integrated stakeholder governance, which can boost efficiency and reduce risk in multi-disciplinary bids.

Vertical Focus Target key client verticals—developers, retailers, institutions and public sector bodies—and tailor value propositions accordingly. Leverage Arcadis’ existing client relationships and notable partnerships to craft compelling, multi-disciplinary proposals. Focus on outcomes such as sustainable urban growth, resilient infrastructure and connected, experience-driven environments.

CallisonRTKL Tech Stack

CallisonRTKL uses 8 technology products and services including Autodesk InfraWorks, Azure SQL, Microsoft 365, and more. Explore CallisonRTKL's tech stack below.

  • Autodesk InfraWorks
    Cad & Graphics
  • Azure SQL
    Database
  • Microsoft 365
    Email
  • InTouch
    Lead Generation
  • UNIX Shell
    Operating Systems
  • Oktopost
    Social Media Marketing Software
  • VMware
    Virtualisation Software
  • Mochajs
    Widgets

Media & News

CallisonRTKL's Email Address Formats

CallisonRTKL uses at least 4 format(s):
CallisonRTKL Email FormatsExamplePercentage
First.Last@crtkl.comJohn.Doe@crtkl.com
83%
Last@crtkl.comDoe@crtkl.com
16%
First.Middle@crtkl.comJohn.Michael@crtkl.com
1%
First.Last@callisonrtkl.comJohn.Doe@callisonrtkl.com
88%
FirstLast@callisonrtkl.comJohnDoe@callisonrtkl.com
5%
LastFirst@callisonrtkl.comDoeJohn@callisonrtkl.com
3%
First-Last@callisonrtkl.comJohn-Doe@callisonrtkl.com
4%
FLast@rtkl.comJDoe@rtkl.com
97%
First.Last@rtkl.comJohn.Doe@rtkl.com
1%
LastFirst@rtkl.comDoeJohn@rtkl.com
1%
FirLast@rtkl.comJohDoe@rtkl.com
1%
First.Last@arcadis.comJohn.Doe@arcadis.com
96%
First.MiddleLast@arcadis.comJohn.MichaelDoe@arcadis.com
2%
First.Middle@arcadis.comJohn.Michael@arcadis.com
1%
Last.First@arcadis.comDoe.John@arcadis.com
1%

Frequently Asked Questions

Where is CallisonRTKL's headquarters located?

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CallisonRTKL's main headquarters is located at Amsterdam, North Holland Netherlands. The company has employees across 3 continents, including North AmericaEuropeAsia.

What is CallisonRTKL's phone number?

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You can contact CallisonRTKL's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is CallisonRTKL's official website and social media links?

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CallisonRTKL's official website is arcadis.com and has social profiles on LinkedIn.

What is CallisonRTKL's NAICS code?

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CallisonRTKL's NAICS code is 54131 - Architectural Services.

How many employees does CallisonRTKL have currently?

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As of May 2026, CallisonRTKL has approximately 458 employees across 3 continents, including North AmericaEuropeAsia. Key team members include Chief Executive Officer: C. M.Chief Executive Officer Owner: G. W.Chief Financial Officer And Executive Vice President: A. F.. Explore CallisonRTKL's employee directory with LeadIQ.

What industry does CallisonRTKL belong to?

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CallisonRTKL operates in the Architecture and Planning industry.

What technology does CallisonRTKL use?

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CallisonRTKL's tech stack includes Autodesk InfraWorksAzure SQLMicrosoft 365InTouchUNIX ShellOktopostVMwareMochajs.

What is CallisonRTKL's email format?

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CallisonRTKL's email format typically follows the pattern of First.Last@crtkl.com. Find more CallisonRTKL email formats with LeadIQ.

CallisonRTKL

Architecture and PlanningNorth Holland, Netherlands201-500 Employees

CRTKL has now joined Arcadis, a global leader in the delivery of sustainable design, engineering and consultancy solutions for natural and built assets. Together, the combined strength of CRTKL and Arcadis creates one of the largest architecture practices in the world, offering the best of sustainable, social, and digital design innovation. We are more committed than ever to solving some of the world’s most complex urban challenges and helping to shape the cities and communities of tomorrow. 

Over the last 75 years, we have created some of the world’s most memorable and successful environments for developers, retailers, investors, institutions, and public entities as CRTKL and we will take forward this legacy together with Arcadis.

Section iconCompany Overview

Headquarters
Amsterdam, North Holland Netherlands
Phone number
NAICS Code
54131 - Architectural Services
Employees
201-500

Section iconFunding & Financials

  • $250M$500M

    CallisonRTKL's revenue is estimated to be in the range of $250M$500M

Section iconFunding & Financials

  • $250M$500M

    CallisonRTKL's revenue is estimated to be in the range of $250M$500M

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