CallisonRTKL Information
Summary
CallisonRTKL is a private company that has been in the industry for 80 years. The company currently specializes in the Architecture & Planning, Architectural Design areas. The position of the President & CEO is occupied by Kim Heartwell. Its headquarters is located at Baltimore, Maryland, USA. The number of employees ranges from 1.0K to 5.0K. The annual revenue of CallisonRTKL varies between 100M and 500M. To connect with CallisonRTKL employee register on SignalHire.
Organization Website | arcadis.com |
Social Links |    |
Phone Number | 1-410-537-6000 |
Industries | |
Headquarters Location | Amsterdam, NL |
Employees Size | 1000-5000 employees |
Specialties | architecture, design, interior design |
SIC Code | 8700 |
DMA Code | Baltimore Metropolitan Area |
Founded | 1946 |
Estimated Annual Revenue | $100M - 500M |
Operating Status | Subsidiary |
Competitors
Founded | Type | Employees | Revenue | Funding | |
|---|---|---|---|---|---|
| 2011 | Privately Held | 1 - 25 | 3M | $150K | |
| 1935 | Partnership | 25 - 100 | 17.5M | $1M | |
| 1953 | Privately Held | 500 - 1.0K | 149M | $150K | |
| 1990 | Public Company | 50K - 100K | 13.6B | $1B |
Estimated Website Traffic
The chart shows a decline in traffic to the arcadis.com website. In November, traffic decreased to 355386, compared to 355394 in the previous month. The highest traffic in 2025 was recorded in July, reaching 461875 visits.
Employees Turnover 4 quarter 2025
Number of employees switched from or switched to
Length of Employment
Employee tenure at CallisonRTKL shows a diverse range of experience levels:
1% have been with the company for less than 1 year1% for 1–2 years8% for 3–4 years23% for 5–7 years30% for 8–10 years37% have over 11 years of service at CallisonRTKLEx-employees positions
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