Sustainability at ACS Group

We are committed to environmental protection, well-being, and sustainable growth.

STRATEGIC FOCUS

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

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

2. Cybersecurity

2. Cybersecurity

KEY INDICATORS

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.

SUSTAINABILITY DATABOOK (PDF 174 KB)

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

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.
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OUR ESG PERFORMANCE

Sustainability Reports

2025 Consolidated Non-Financial Information

Consolidated Statement of Non-Financial Information (Sustainability Report) for the year ended 31 December 2025

download (6,34 MB)

2024 Consolidated Non-Financial Information

download (6,45 MB)

2023 Consolidated Non-Financial Information

Included in the Integrated Report (Section 4 - p. 74)

download (41,2 MB)

2022 Consolidated Non-Financial Information

Included in the Integrated Report (Section 5 - p. 86)

download (9,11 MB)

2021 Consolidated Non-Financial Information

Included in the Integrated Report (Section 5 - p. 88)

download (38,2 MB)

2020 Consolidated Non-Financial Information

Included in the Integrated Report (Section 5 - p. 122)

download (8,30 MB)

2019 Consolidated Non-Financial Information

Included in the Integrated Report (Section 5 - p. 116)

download (15,1 MB)

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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