Individually and collectively, our businesses are world-class.


Taking on Sustainability

Our commitment to becoming a net zero company.

At Dar Group we will embed sustainability across our group within everything we do and apply our wealth of expertise, knowledge and skills to deliver competitive and effective solutions for our clients, our people and our business to ensure we create lasting societal change.


Dedicated to driving change

We've joined the World Green Building Council's recently strengthened Net Zero Carbon Buildings Commitment, announcing its intention for all operating companies to achieve net zero by 2030.

World Green Building Council

2021 Dar Group Annual Report

Centered on a commitment to sustainability, the Dar Group Annual Report 2021 showcases the firm’s progress on its Dar 2025 vision and its work empowering communities around the world to flourish and thrive.

Annual report illustration

Delivering Globally Together

Some of the most recognizable names in the industry are proud members of Dar Group. We draw on the resources and expertise of the entire network.

Dar Al-Handasah

Dar Al-Handasah (Shair and Partners)

Infrastructure Engineering, Building Engineering and Architecture in the Middle East and Africa

Dar has been an engineering and design pioneer for over six decades. A leading multi-disciplinary consultancy operating across the Middle East, Africa and Asia, the firm has deep expertise in planning, engineering, architecture, environment, project management and economics.

Dar established and shaped Dar Group into the global network of companies it is today.



Global Architecture

Perkins&Will is an award-winning, research based, inter-disciplinary architecture firm and the only Dar Group business devoted exclusively to design. Founded in the U.S. in 1935, Perkins&Will operates design studios in 28 cities around the world, serving clients on nearly every continent. The firm’s focus on healthy, sustainable, socially equitable architecture has made it a global leader in areas as diverse as healthcare, science and technology, education, workplace, interior design, branded environments, mixed-use developments, sports and recreation, urban design, transportation, and landscape architecture.

T.Y. Lin International

T.Y. Lin International

Global Infrastructure Engineering

T.Y. Lin International is an award-winning firm recognised for excellence in civil and structural engineering. Founded in San Francisco in 1954, it specialises in the planning, design, and construction engineering/inspection of public and private infrastructure. With offices throughout the Americas and Asia, T.Y. Lin International delivers innovative engineering solutions designed to meet each client's unique needs and budget.

Currie & Brown

Currie & Brown

Project Management

Currie & Brown is one of the world’s leading construction consultancies. It is dedicated to advising clients in effectively managing and utilising their physical assets by providing cost management, project management, building surveying, PFI/PPP services, due diligence, sustainable working, and other associated advisory services.




Penspen is a respected energy services company committed to improving the energy infrastructure of the communities in which it works. Since 1954, it has helped clients design, build, operate and maintain their assets safely and efficiently. It has successfully delivered over 10,000 projects in over 40 countries for a wide range of clients, including well-known international and national oil companies, utilities and infrastructure owners.

Landrum & Brown

Landrum & Brown

Global Aviation Planning

Founded in 1949, L&B is one of the world’s oldest and most accomplished aviation planning consultancy firms. It provides services to the top 50 USA airports. In the last 10 years, it expanded its global reach to the aviation markets in Greater China, Asia, Australia, and the Middle East.

Ross & Baruzzini, Inc.

Ross & Baruzzini, Inc.

Technology and Security Systems

Founded in 1953, Ross & Baruzzini provides professional engineering, technology consulting, architectural, and construction administration to clients in the education, government, healthcare, and transportation industries. Specialties include IT consulting, security systems, wireless communications, systems engineering, fire protection, and mechanical and electrical engineering.

Integral Group

Integral Group

Global Building Engineering

Integral Group is a dynamic global network of mechanical, electrical, plumbing and energy engineers headquartered in Oakland, California. Collaborating under a single deep green engineering umbrella, the Group specialises in the design of simple, elegant, cost-effective systems for a wide variety of project types, from residential, mixed use, critical environments (cleanrooms, laboratories, and data centres) and industrial facilities to office buildings, educational facilities, and civic and commercial buildings.

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Dar Group around the world

Dar Group has over 18,600 employees operating from a total of 297 offices and 60 countries spanning most major cities in the Americas, Europe, Australasia, the Middle East, Africa, and Asia.

North America

Revenues: $844 million

Number of Offices: 125

South America

Revenues: $42 Million

Number of Offices: 14


Revenues: $195 Million

Number of Offices: 49


Revenues: $203 Million

Number of Offices: 27

Middle East and GCC

Revenues: $882 Million

Number of Offices: 33


Revenues: $259.43 Million

Number of Offices: 57


Revenues: $9.57 Million

Number of Offices: 6