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CallisonRTKL Employee Directory

Architecture and PlanningNorth Holland, Netherlands201-500 Employees

CallisonRTKL is an architecture and planning practice based in Amsterdam, North Holland. It has joined Arcadis, creating one of the world's largest architecture practices. The combined organization emphasizes sustainable design, social impact, and digital innovation across natural and built environments.

Its client base includes developers, retailers, investors, institutions, and public entities. The arrangement positions the firm to address complex urban challenges and help shape the cities and communities of tomorrow. The integration follows Arcadis’ broader expansion in Northern Europe, including a recent increase in its Manchester presence.

Find CallisonRTKL employees' phone numbers or email addresses

CallisonRTKL Global Highlights

Location
Employees

North America
361

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  • United States Of America
    357
  • Mexico
    4

Europe
197

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  • Netherlands
    175
  • United Kingdom Of Great Britain And Northern Ireland
    20
  • Serbia
    1
  • Germany
    1

Asia
162

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  • China
    112
  • United Arab Emirates
    39
  • India
    5
  • Philippines
    4
  • Indonesia
    1
  • Saudi Arabia
    1

CallisonRTKL's Leadership

  • Chief Executive Officer at CallisonRTKL
    C. M.
    Chief Executive Officer
    Mobile Phone
  • Chief Executive Officer Owner at CallisonRTKL
    G. W.
    Chief Executive Officer Owner
    Mobile Phone
  • Chief Financial Officer And Executive Vice President at CallisonRTKL
    A. F.
    Chief Financial Officer And Executive Vice President
    Mobile Phone
  • Chief Compliance Officer at CallisonRTKL
    W. A.
    Chief Compliance Officer
    Mobile Phone
  • Vice President / Shanghai Office Director at CallisonRTKL
    A. H.
    Vice President / Shanghai Office Director
    Mobile Phone
  • Vice President Financecontracts at CallisonRTKL
    O. C.
    Vice President Financecontracts
    Mobile Phone
  • President at CallisonRTKL
    M. A.
    President
    Mobile Phone
  • President at CallisonRTKL
    T. F.
    President
    Mobile Phone

CallisonRTKL Employee Metrics

100%
50%
0%
2026
2025
  • Arts & Design
  • Engineering
  • Program & Project Management
  • Accounting
  • Marketing
  • Other
  • Human Resources
  • Business

Contact profiles from CallisonRTKL

Name
Title
Contact
Location
Last Update
  • Vice President at CallisonRTKL
    V. Z.
    Vice President
    Mobile Phone
    United Arab Emirates
    Jul 07, 2026
  • Associate Vice President at CallisonRTKL
    J. L.
    Associate Vice President
    Mobile Phone
    China
    Aug 29, 2026
  • Vice President at CallisonRTKL
    M. W.
    Vice President
    Mobile Phone
    China, Shanghai
    Sep 01, 2026
  • Vice President at CallisonRTKL
    Q. T.
    Vice President
    Mobile Phone
    Apr 15, 2026
  • Vice President / Shanghai Office Director at CallisonRTKL
    A. H.
    Vice President / Shanghai Office Director
    Mobile Phone
    China, Shanghai
    May 30, 2026
  • Vice President at CallisonRTKL
    F. G.
    Vice President
    Mobile Phone
    Sep 04, 2026
  • Vice President at CallisonRTKL
    Y. L.
    Vice President
    Mobile Phone
    China, Beijing
    Jan 28, 2026
  • Associate Vice President at CallisonRTKL
    K. Y. C.
    Associate Vice President
    Mobile Phone
    China, Shanghai
    Jul 08, 2026
  • Associate Vice President at CallisonRTKL
    J. W.
    Associate Vice President
    Mobile Phone
    China, Shanghai
    Dec 31, 2025
  • Associate Vice President at CallisonRTKL
    G. T.
    Associate Vice President
    Mobile Phone
    Hong Kong
    Apr 13, 2026

Frequently Asked Questions

What is CallisonRTKL known for?

Minus sign iconPlus sign iconCallisonRTKL operates in the Architecture and Planning industry. You can contact CallisonRTKL's main corporate office by phone at
+1-410-537-****
. Explore CallisonRTKL's company overview page for more information.

What is CallisonRTKL's most common email format?

Minus sign iconPlus sign iconCallisonRTKL employees' email format typically follows the pattern of First.Last@callisonrtkl.com. Trying to find reliable and up-to-date employee contact data? Find more CallisonRTKL email formats with LeadIQ.

How many employees does CallisonRTKL have currently?

Minus sign iconPlus sign iconCallisonRTKL has approximately 445 employees as of August 2026. These team members are located across 3 continents, including North America, Europe and Asia.

Who are CallisonRTKL's key employees and leadership?

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As of August 2026, CallisonRTKL's key employees include:

  • Chief Executive Officer: C. M.
  • Chief Executive Officer Owner: G. W.
  • Chief Financial Officer And Executive Vice President: A. F.
  • Chief Compliance Officer: W. A.
  • Vice President / Shanghai Office Director: A. H.

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