Insights

Sustainable Leadership CallisonRTKL's integration with Arcadis positions it as a leader in sustainable, social, and digital design solutions, emphasizing a strong commitment to environmentally responsible urban development. This focus offers opportunities to collaborate with clients seeking advanced sustainability and resilience strategies.

Digital Innovation The company's use of advanced technology such as TensorFlow, PyTorch, and Jupiter projections indicates a robust digital infrastructure that can support innovative, data-driven design and planning services, aligning with clients looking for cutting-edge urban solutions.

Global Project Experience With a history of 75 years and recent high-profile projects such as developments in the Philippines, CallisonRTKL has demonstrated extensive international project experience, making it a viable partner for organizations seeking global-scale architecture and planning solutions.

Strategic Partnerships Collaborations with industry leaders like Schneider Electric to develop resilient energy systems and asset management solutions highlight opportunities for partners in renewable energy, grid modernization, and infrastructure resilience sectors.

Financial Scale & Growth With revenues between 250 million and 500 million dollars and a large employee base, CallisonRTKL offers scalable architecture and consulting services, suitable for enterprise clients demanding comprehensive urban development and sustainable infrastructure projects.

CallisonRTKL Tech Stack

CallisonRTKL uses 8 technology products and services including TOGAF, Oracle, TensorFlow, and more. Explore CallisonRTKL's tech stack below.

  • TOGAF
    Business Process Management
  • Oracle
    Enterprise
  • TensorFlow
    Machine Learning
  • PyTorch
    Machine Learning
  • Braintree
    Payment Processing
  • ANSYS
    Software Development
  • Google Analytics
    Web Analytics
  • Trimble
    Widgets

Media & News

CallisonRTKL's Email Address Formats

CallisonRTKL uses at least 4 format(s):
CallisonRTKL Email FormatsExamplePercentage
First.Last@callisonrtkl.comJohn.Doe@callisonrtkl.com
63%
FirstLast@callisonrtkl.comJohnDoe@callisonrtkl.com
4%
LastFirst@callisonrtkl.comDoeJohn@callisonrtkl.com
2%
First-Last@callisonrtkl.comJohn-Doe@callisonrtkl.com
3%
First_Last@callisonrtkl.comJohn_Doe@callisonrtkl.com
2%
Last.First@callisonrtkl.comDoe.John@callisonrtkl.com
3%
Last_First@callisonrtkl.comDoe_John@callisonrtkl.com
2%
FLast@callisonrtkl.comJDoe@callisonrtkl.com
2%
LastFir@callisonrtkl.comDoeJoh@callisonrtkl.com
1%
FirstLas@callisonrtkl.comJohnDoe@callisonrtkl.com
2%
FirLast@callisonrtkl.comJohDoe@callisonrtkl.com
1%
FiLast@callisonrtkl.comJoDoe@callisonrtkl.com
1%
F_Last@callisonrtkl.comJ_Doe@callisonrtkl.com
1%
L.First@callisonrtkl.comD.John@callisonrtkl.com
1%
LastFi@callisonrtkl.comDoeJo@callisonrtkl.com
1%
FirstL@callisonrtkl.comJohnD@callisonrtkl.com
1%
F-Last@callisonrtkl.comJ-Doe@callisonrtkl.com
1%
F.Last@callisonrtkl.comJ.Doe@callisonrtkl.com
1%
LFirst@callisonrtkl.comDJohn@callisonrtkl.com
1%
First.Middle@callisonrtkl.comJohn.Michael@callisonrtkl.com
1%
LastF@callisonrtkl.comDoeJ@callisonrtkl.com
1%
First_L@callisonrtkl.comJohn_D@callisonrtkl.com
1%
Last.F@callisonrtkl.comDoe.J@callisonrtkl.com
1%
FirstLa@callisonrtkl.comJohnDo@callisonrtkl.com
1%
FMiddleLast@callisonrtkl.comJMichaelDoe@callisonrtkl.com
1%
FirstMiddle.Last@callisonrtkl.comJohnMichael.Doe@callisonrtkl.com
1%
First.Last@crtkl.comJohn.Doe@crtkl.com
84%
Last@crtkl.comDoe@crtkl.com
15%
First.Middle@crtkl.comJohn.Michael@crtkl.com
1%
FLast@rtkl.comJDoe@rtkl.com
92%
First.Last@rtkl.comJohn.Doe@rtkl.com
2%
LastFirst@rtkl.comDoeJohn@rtkl.com
1%
LFirst@rtkl.comDJohn@rtkl.com
1%
F-Last@rtkl.comJ-Doe@rtkl.com
1%
Last.F@rtkl.comDoe.J@rtkl.com
1%
Last.First@rtkl.comDoe.John@rtkl.com
1%
FirstLast@rtkl.comJohnDoe@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 2101 L St NW, Washington, District of Columbia 20037, US. The company has employees across 3 continents, including North AmericaAsiaEurope.

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 October 2025, CallisonRTKL has approximately 1K employees across 3 continents, including North AmericaAsiaEurope. 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 TOGAFOracleTensorFlowPyTorchBraintreeANSYSGoogle AnalyticsTrimble.

What is CallisonRTKL's email format?

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

How much funding has CallisonRTKL raised to date?

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As of October 2025, CallisonRTKL has raised $63K in funding. .
CallisonRTKL

CallisonRTKL

Architecture and PlanningUnited States1001-5000 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
2101 L St NW, Washington, District of Columbia 20037, US
Phone number
NAICS Code
54131 - Architectural Services
Employees
1001-5000

Section iconFunding & Financials

  • $63K

    CallisonRTKL has raised a total of $63K of funding over 1 rounds. .

  • $250M$500M

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

Section iconFunding & Financials

  • $63K

    CallisonRTKL has raised a total of $63K of funding over 1 rounds. .

  • $250M$500M

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

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