CallisonRTKL Inc.
CallisonRTKL Inc. is a global architecture, planning, and design firm founded in 1946 and headquartered in Dallas, employing 1,001–5,000 professionals to deliver sustainable, large-scale building and urban design projects across North America and EMEA as part of Arcadis N.V.
- Company typePublic
- Founded1946
- HeadquartersDallas, United States
- Headcount1,001–5,000
- GTM typeB2B
- OfferingServices
What CallisonRTKL Inc. does
CallisonRTKL Inc. is a global architecture, planning, and design firm founded in 1946 and headquartered in Dallas, United States. The firm employs 1,001–5,000 professionals and operates within Arcadis N.V.'s broader Architecture and Urbanism service line, delivering integrated design for highly regulated, complex building programs.
The firm's work spans sustainable high-rise residential (e.g., a 60-story Passive House-scale tower in Vancouver with 501 units, 25% designated as social housing), master-planned waterfront communities subject to aviation glide-slope and flood-resilience constraints, and government infrastructure analytics platforms. Delivery is supported by digital tools and partnerships — notably an Autodesk collaboration enabling AI-assisted identification of hidden structural elements and Whole Life Carbon Assessments that delivered a 54% concrete emissions reduction for an automotive client. No proprietary technology platforms or standalone productized offerings are disclosed in the source material.
The business model is project-based professional services revenue tied to design fees on large-scale commercial, residential, and public-sector commissions. Geographic reach spans North America (USA, Canada) and EMEA (Netherlands), with cross-disciplinary collaboration across structural, mechanical, electrical, and geotechnical disciplines. Pricing specifics are not disclosed; the firm is privately held and operates as part of Arcadis N.V.'s publicly traded parent structure.
CallisonRTKL Inc. firmographics
Firmographics- Name
- CallisonRTKL Inc.
- Legal name
- Arcadis N.V.
- Website
- https://callisonrtkl.com
- Company type
- Public
- Founded year
- 1946
- Operating status
- Operating
- Headcount range
- 1,001–5,000 employees
- Short description
- CallisonRTKL Inc. is a global architecture, planning, and design firm founded in 1946 and headquartered in Dallas, employing 1,001–5,000 professionals to deliver sustainable, large-scale building and urban design projects across North America and EMEA as part of Arcadis N.V.
- Ownership category
- akta.pro rank
CallisonRTKL Inc. industry classification
Industry- Product category
- Architectural Services
- NAICS
- Architectural Services (54131), Landscape Architectural Services (54132), Interior Design Services (54141)
- SIC
- Services-Engineering Services (8711)
- akta.pro primary industry
- Architectural Design Services (BPAHAKAA)
- akta.pro secondary industry
- Landscape Architecture & Site Design (BPAHAKAC)
Keywords
Where CallisonRTKL Inc. is headquartered
LocationHeadquarters
- HQ city
- Dallas
- HQ country
- United States
- HQ region
- North America
Markets served
CallisonRTKL Inc. business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Technology or R&D
CallisonRTKL Inc. product offering
Product offeringCore offering
CallisonRTKL is a global architecture, planning and design firm delivering architectural, interior, urban design, and master planning services for complex building projects. The firm operates as part of Arcadis's global network of designers, engineers, and digital specialists, providing integrated design and engineering for commercial, residential, hospitality, and public-sector clients.
Differentiator
Problem solved
Functional benefit
Products and services
- Architecture
- Interiors
- Planning, Landscaping, and Urban Design
Companies that use CallisonRTKL Inc.
Customer profileSegments1 record
Ideal customer profiles2 records
CallisonRTKL Inc. technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
CallisonRTKL Inc. partnerships and signals
Strategic signalScale indicators1 record
Recent moves4 records
Expansion highlights4 records
CallisonRTKL Inc. competitors and assessment
Company assessmentBroad incumbents
- Gensler: Gensler is the largest global architecture and design firm, delivering integrated architecture, interior, planning, and brand-design services across commercial, hospitality, and residential segments. Directly comparable to CallisonRTKL in offering breadth and global project scale.
- HOK: HOK is a global design, architecture, engineering, and planning firm with practice areas spanning commercial, healthcare, aviation, and sports. Closely comparable to CallisonRTKL in multi-disciplinary, large-scale project delivery and global footprint.
- AECOM (Architecture practice): AECOM is a global infrastructure consulting firm with a substantial architecture practice spanning urban design, transit-oriented development, and large civic projects. Comparable to CallisonRTKL through Arcadis's similar positioning as an integrated design-and-engineering platform.
Direct peers
- Perkins&Will: Perkins&Will is an architecture and design firm with strong sustainability credentials (LEED, Living Building Challenge) and practices across healthcare, education, commercial, and urban design. Highly comparable to CallisonRTKL's high-performance, sustainability-led project portfolio.
- Skidmore, Owings & Merrill (SOM): SOM is a leading global architecture, engineering, and urban-planning firm known for supertall towers, master planning, and integrated sustainable design. Directly comparable to CallisonRTKL on the high-rise and master-planning mandates visible in the project portfolio.
- HKS Architects: HKS is a global architecture firm with major practices in healthcare, sports, education, and urban mixed-use development. Comparable to CallisonRTKL in large-institutional, complex-program design commissions.
- NBBJ: NBBJ is an architecture and design firm focused on healthcare, corporate, and science & technology facilities, with deep sustainability research. Comparable to CallisonRTKL on integrated design, large institutional clients, and sustainability-led practice.
- Foster + Partners: Foster + Partners is a global studio for architecture, urbanism, and design with a strong sustainability agenda (similar Passive House and net-zero pursuits as The Curv). Comparable to CallisonRTKL on signature high-rise and master-planning work.
- KPF (Kohn Pedersen Fox): KPF is a global architecture firm specializing in supertall towers, mixed-use developments, and master planning for urban districts. Closely comparable to CallisonRTKL's high-rise residential and large mixed-use commissions.
Regional players
- Populous: Populous is a global architecture firm specializing in sports venues, convention centers, and large entertainment districts. Comparable to CallisonRTKL on the scale and complexity of public-facing, high-stakeholder project delivery, though narrower in sector focus.
Market position
Strengths4 records
Weaknesses2 records
Competitive moat3 records
Key risks5 records
Key highlights5 records
Customer concentration
CallisonRTKL Inc. social profiles
Digital presenceCallisonRTKL Inc. financial estimates
Financial estimateRevenue estimate
Valuation estimate
CallisonRTKL Inc. leadership team
Management profileNumber of profiles
Profiles3 records
CallisonRTKL Inc. funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
CallisonRTKL Inc. M&A and investment
M&A and investmentM&A2 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about CallisonRTKL Inc.
What does CallisonRTKL Inc. do?
CallisonRTKL is a global architecture, planning and design firm delivering architectural, interior, urban design, and master planning services for complex building projects. The firm operates as part of Arcadis's global network of designers, engineers, and digital specialists, providing integrated design and engineering for commercial, residential, hospitality, and public-sector clients.
Is CallisonRTKL Inc. a public or private company?
CallisonRTKL Inc. is a public company. It is classified as corporate owned and is currently operating.
When was CallisonRTKL Inc. founded?
CallisonRTKL Inc. was founded in 1946. It employs 1,001 to 5,000 people.
Where is CallisonRTKL Inc. based?
CallisonRTKL Inc. is headquartered in Dallas, United States, in the North America region.
Who are CallisonRTKL Inc.'s main competitors?
Broad incumbents on record are Gensler, HOK and AECOM (Architecture practice). Direct peers are Perkins&Will, Skidmore, Owings & Merrill (SOM), HKS Architects, NBBJ, Foster + Partners and KPF (Kohn Pedersen Fox). Populous is listed as a regional player.
Does CallisonRTKL Inc. have an API?
No public API is recorded for CallisonRTKL Inc..
What industry is CallisonRTKL Inc. in?
CallisonRTKL Inc.'s product category is Architectural Services. Its primary akta.pro industry code is BPAHAKAA, Architectural Design Services, with a secondary code of BPAHAKAC, Landscape Architecture & Site Design. Its NAICS code is 54131 and its SIC code is 8711.