Sustainability at ACS Group
Sustainability at ACS Group
We are committed to environmental protection, well-being, and sustainable growth.
STRATEGIC FOCUS
Creating Shared Value
Creating Shared Value
The ACS Group is a global leader in the development of essential infrastructure that helps build a better future. Through our work, we contribute to the economic and social progress of communities by designing, financing, building, and operating critical infrastructure projects, as well as next-generation solutions in high-value-added sectors such as digitalization, the energy transition, and smart mobility.
Sustainability is a fundamental element of our strategy and defines how we work, build, and operate, with the goal of creating shared value for all our stakeholders and laying the foundation for a more resilient society.
PILLARS
Environment, Social and Governance
Environment, Social and Governance
Our strategy is structured around three main areas of action.
Environment
We manage our environmental impacts, advance climate action, promote the efficient use of resources and work to protect the natural environment.
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Driven by two transverse levers:
1. Innovation and Digitalisation

1. Innovation and Digitalisation
Innovation and digitalisation are transversal levers of our activity. They allow us to improve efficiency, reinforce the quality of execution and advance in sustainability.
The application of new technologies helps us to optimise projects, anticipate risks, improve processes and develop solutions for key sectors such as energy, mobility and digital infrastructures.
2. Cybersecurity

2. Cybersecurity
Information security is an essential element to protect our assets, ensure business continuity and preserve the trust of customers and business partners.
Our Information Security Policy articulates the Group's Information Security Management System and its integration into our corporate governance framework.
KEY INDICATORS
Key non-financial figures
Key non-financial figures
We present the key indicators that reflect our real commitment to sustainability, our employees' well-being, and the positive impact on the environments in which we operate.
0%
ISO 14001
(OPERATIONS)
-0%
SCOPE 1 & 2 EMISSIONS REDUCTION (EX. THIESS AND DORNAN) VS. 2019
0%
RECOVERED WASTE
0%
ISO 45001
(EMPLOYEES)
0.283.115 h
TRAINING HOURS
0.803
EMPLOYEES
49.7% M - 50.3% F
0%
SIGNIFICANT SUPPLIERS EVALUATED IN ESG
0%
OPERATIONS EVALUATED IN HHRR
ESG News
RECOGNITIONS
ESG Indices and Ratings
ESG Indices and Ratings
Our sustainability performance has been recognized by indices, rankings and international benchmark agencies:
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Inclusion in the Dow Jones Best in Class World Index and the Dow Jones Best in Class Europe Index, positioning itself in the 98th percentile. The inclusion in these DJSI indexes represents the recognition of the commitment and continuous effort made by all the companies of the ACS Group in terms of sustainability and generation of shared value for society as a whole. In this regard, Hochtief, a listed company of the ACS Group, is also included in the DJSI World and Europe.
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FTSE Russell confirms that the ACS Group continues to be part of the FTSE4Good index with an ESG rating of 4 out of 5
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In 2025, the ACS Group maintained the MSCI "AA" rating, placing it above the average of companies in its industry.
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The CDP (Carbon Disclosure Project) climate ranking recognised the ACS Group's contribution to the climate transition, achieving an "A-" score that corresponds to the Leadership level. Similarly, in 2025 the ACS Group took the Water and Forest questionnaires, obtaining a score of "B" in both of them, which corresponds to the level of Management.
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In 2025, ISS has awarded the ACS Group the "Prime" rating, which means that it meets ISS ESG's demanding requirements for sustainable performance in the industry.
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In addition to these indices and ratings, the ACS Group is also satisfactorily evaluated by the main ratings in the sector such as Sustainalytics and Vigeo.
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The ACS Group is a signatory to the United Nations Global Compact.

OUR ESG PERFORMANCE
Sustainability Reports
Sustainability Reports
2025 Consolidated Non-Financial Information
Consolidated Statement of Non-Financial Information (Sustainability Report) for the year ended 31 December 2025
2024 Consolidated Non-Financial Information
2023 Consolidated Non-Financial Information
Included in the Integrated Report (Section 4 - p. 74)
2022 Consolidated Non-Financial Information
Included in the Integrated Report (Section 5 - p. 86)
2021 Consolidated Non-Financial Information
Included in the Integrated Report (Section 5 - p. 88)
2020 Consolidated Non-Financial Information
Included in the Integrated Report (Section 5 - p. 122)
2019 Consolidated Non-Financial Information
Included in the Integrated Report (Section 5 - p. 116)
COMMITMENT
Policies and Procedures
The ACS Group’s sustainability commitments are implemented through the Group’s various internal policies and procedures. These policies are designed to comprehensively address and manage the material IROs identified during the Double Materiality process, ensuring a consistent and sustainable approach to current sustainability challenges.
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