Acea S.p.A. is an Italian multiutility company specializing in the management and development of networks and services across water, energy, and environmental sectors. Originally established as Rome's... Acea S.p.A. is an Italian multiutility company specializing in the management and development of networks and services across water, energy, and environmental sectors. Originally established as Rome's municipal electricity and water provider, it has grown into Italy's leading operator in integrated water services, serving approximately 10 million people through aqueducts, sewerage, and purification in regions like Lazio, Tuscany, Umbria, Molise, and Campania. The company also handles electricity production and distribution, including 9 TWh supplied to Rome and surrounding areas, public and artistic lighting for 232,334 lamps, and sales of energy and gas totaling 6.8 TWh. In the environmental domain, Acea manages 1.8 million tons of waste annually, operates composting and waste-to-energy plants, and has entered plastics treatment, promoting a circular economy. Internationally, it provides water services in Latin American countries such as Honduras, Peru, and the Dominican Republic, serving another 10 million inhabitants. With operations encompassing 59,000 km of water networks, hydroelectric and thermoelectric plants, and engineering projects, Acea plays a pivotal role in Italy's essential infrastructure, emphasizing regulated businesses that constitute 87% of its EBITDA.
In 2025, Acea was subject to the Corporate Sustainability Reporting Directive (CSRD)'s requirements, which mandated the company to publish EU Taxonomy disclosures.
The company reported the eligibility and alignment of Turnover, Capital Expenditure (CAPEX) and Operating Expenditure (OPEX) with the EU Taxonomy, helping assess the extent to which its business activities align with Europe's environmental sustainability goals.
Acea has also provided an activity-level breakdown of its EU Taxonomy disclosures. This granular reporting enhances transparency around which economic activities of Acea are considered environmentally sustainable and contribute to at least one of the six environmental objectives defined under the EU Taxonomy framework.
Metric
2025
2024
2023
2022 - 2017
Total Taxonomy Aligned Turnover
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Total Taxonomy Eligible Turnover
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c
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2.1 WTR - Water supply
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2.2 WTR - Urban Waste Water Treatment
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2.3 CE - Collection and transport of non-hazardous and hazardous waste
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2.5 CE - Recovery of bio-waste by anaerobic digestion or composting
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2.7 CE - Sorting and material recovery of non-hazardous waste
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4.1 CCM/CCA - Electricity generation using solar photovoltaic technology
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c
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4.15 CCM/CCA - District heating/cooling distribution
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4.5 CCM/CCA - Electricity generation from hydropower
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4.8 CCM/CCA - Electricity generation from bioenergy
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c
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4.9 CCM/CCA - Transmission and distribution of electricity
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c
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5.1 CCM/CCA - Construction, extension and operation of water collection, treatment and supply systems
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b
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5.10 CCM/CCA - Landfill gas capture and utilisation
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c
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5.3 CCM/CCA - Construction, extension and operation of waste water collection and treatment
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5.5 CCM/CCA - Collection and transport of non-hazardous waste in source segregated fractions
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c
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5.6 CCM/CCA - Anaerobic digestion of sewage sludge
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c
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5.7 CCM/CCA - Anaerobic digestion of bio-waste
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6.15 CCM - Infrastructure enabling low-carbon road transport and public transport
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7.3 CCM/CCA - Installation, maintenance and repair of energy efficiency equipment
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7.5 CCM/CCA - Installation, maintenance and repair of instruments and devices for measuring, regulation and controlling energy performance of buildings
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7.6 CCM/CCA - Installation, maintenance and repair of renewable energy technologies
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c
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Metric
2025
2024
2023
2022 - 2017
Total Taxonomy Aligned Opex
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Total Taxonomy Eligible Opex
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2.1 PPC - Collection and transport of hazardous waste
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2.1 WTR - Water supply
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2.2 CE - Production of alternative water resources for purposes other than human consumption
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c
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2.2 WTR - Urban Waste Water Treatment
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2.3 CE - Collection and transport of non-hazardous and hazardous waste
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2.5 CE - Recovery of bio-waste by anaerobic digestion or composting
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2.7 CE - Sorting and material recovery of non-hazardous waste
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4.1 CCM/CCA - Electricity generation using solar photovoltaic technology
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c
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4.1 WTR - Provision of IT/OT data-driven solutions for leakage reduction
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4.15 CCM/CCA - District heating/cooling distribution
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4.5 CCM/CCA - Electricity generation from hydropower
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4.8 CCM/CCA - Electricity generation from bioenergy
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4.9 CCM/CCA - Transmission and distribution of electricity
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5.1 CCM/CCA - Construction, extension and operation of water collection, treatment and supply systems
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5.10 CCM/CCA - Landfill gas capture and utilisation
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5.3 CCM/CCA - Construction, extension and operation of waste water collection and treatment
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5.5 CCM/CCA - Collection and transport of non-hazardous waste in source segregated fractions
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5.6 CCM/CCA - Anaerobic digestion of sewage sludge
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c
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5.7 CCM/CCA - Anaerobic digestion of bio-waste
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5.8 CCM/CCA - Composting of bio-waste
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c
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6.15 CCM - Infrastructure enabling low-carbon road transport and public transport
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b
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c
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7.3 CCM/CCA - Installation, maintenance and repair of energy efficiency equipment
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7.5 CCM/CCA - Installation, maintenance and repair of instruments and devices for measuring, regulation and controlling energy performance of buildings
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7.6 CCM/CCA - Installation, maintenance and repair of renewable energy technologies
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9.3 CCM - Professional services related to energy performance of buildings
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c
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Metric
2025
2024
2023
2022 - 2017
Total Taxonomy Aligned Capex
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Total Taxonomy Eligible Capex
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c
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2.1 WTR - Water supply
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c
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2.2 CE - Production of alternative water resources for purposes other than human consumption
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c
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2.2 WTR - Urban Waste Water Treatment
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2.5 CE - Recovery of bio-waste by anaerobic digestion or composting
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0000000
2.7 CE - Sorting and material recovery of non-hazardous waste
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4.1 CCM/CCA - Electricity generation using solar photovoltaic technology
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b
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c
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4.1 WTR - Provision of IT/OT data-driven solutions for leakage reduction
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a
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0000000
4.15 CCM/CCA - District heating/cooling distribution
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c
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4.5 CCM/CCA - Electricity generation from hydropower
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c
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4.8 CCM/CCA - Electricity generation from bioenergy
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c
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4.9 CCM/CCA - Transmission and distribution of electricity
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c
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5.1 CCM/CCA - Construction, extension and operation of water collection, treatment and supply systems
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0000000
5.10 CCM/CCA - Landfill gas capture and utilisation
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c
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5.2 CCM/CCA - Renewal of water collection, treatment and supply systems
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0000000
5.3 CCM/CCA - Construction, extension and operation of waste water collection and treatment
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0000000
5.4 CCM/CCA - Renewal of waste water collection and treatment
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5.5 CCM/CCA - Collection and transport of non-hazardous waste in source segregated fractions
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c
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5.6 CCM/CCA - Anaerobic digestion of sewage sludge
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c
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5.7 CCM/CCA - Anaerobic digestion of bio-waste
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5.8 CCM/CCA - Composting of bio-waste
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c
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5.9 CCM/CCA - Material recovery from non-hazardous waste
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c
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6.15 CCM - Infrastructure enabling low-carbon road transport and public transport
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a
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c
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7.3 CCM/CCA - Installation, maintenance and repair of energy efficiency equipment
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7.4 CCM/CCA - Installation, maintenance and repair of charging stations for electric vehicles in buildings (and parking spaces attached to buildings)
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c
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7.5 CCM/CCA - Installation, maintenance and repair of instruments and devices for measuring, regulation and controlling energy performance of buildings
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7.6 CCM/CCA - Installation, maintenance and repair of renewable energy technologies
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c
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Limited Data Preview
You are viewing a limited preview of Acea’s EU Taxonomy dataset. The full dataset, available for download, includes eligibility and alignment metrics for turnover, CAPEX, and OPEX across all EU Taxonomy categories, at both aggregate and activity level, with historical coverage back to 2022.
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a. Acea's Financial Report 2025
b. Acea's Financial Report 2024
c. Acea's Sustainability Report 2023
d. Acea's Sustainability Report 2022
Insights into Acea's Revenues from Sustainable Activities
In 2025, Acea reported EU Taxonomy-eligible revenues of EUR 2.20 billion, representing 51.8% of its total turnover. Of this amount, EUR 2.00 billion of Acea's revenues was classified as EU Taxonomy-aligned, indicating that 47.2% of the revenue-generating activities undertaken by the company substantially contribute to one or more of the six environmental objectives, meet the Do No Significant Harm (DNSH) criteria, and comply with the Minimum Social Safeguards (MSS).a
Acea's Taxonomy-Eligible Turnover Over Time
Total Taxonomy Eligible Turnover
Total Taxonomy Aligned Turnover
Have Acea's revenues become more sustainable over time?
Since 2022, Acea's taxonomy-aligned revenues increased by 43.12%,reflecting a sustained upward trend in environmentally sustainable revenue generation.a, d
Compared to the previous year (2024), Acea's taxonomy-aligned revenues increased by 1.51%,highlighting Acea's deeper integration of environmentally sustainable activities into its core business model, or improved classification and reporting of those activities under the EU Taxonomy.a, b
How much of Acea's revenue is eligible under the EU Taxonomy?
In 2025, Acea reported that EUR 2.20 billion of its revenue was eligible under the EU Taxonomy, representing 51.8% of the company's total turnover. Of this amount, EUR 2.00 billion (47.2% of total revenue) was classified as Taxonomy-aligned. This means that 4.6% of Acea's revenue is eligible but not aligned, indicating that these activities did not meet the technical screening criteria, failed to comply with the Do No Significant Harm (DNSH) requirements, or lacked evidence of meeting the Minimum Safeguards.a
How much of Acea's eligible revenue is aligned with the EU Taxonomy?
In 2025, Acea reported that EUR 2.00 billion of its revenue was aligned under the EU Taxonomy, representing 47.2% of its total turnover.a
This moderate level of alignment indicates that Acea has begun shifting toward more sustainable operations but still has considerable room to enhance its green offerings.
Acea's Eligibility & Alignment Overview
Acea's Contribution to Environmental Objectives
Total Taxonomy Aligned Turnover
How is Acea's taxonomy-aligned revenue distributed across the EU environmental objectives?
In 2025, Acea reported that its taxonomy-aligned revenue was distributed across the following EU environmental objectivesa:
Climate Change Mitigation: 15.9%
Climate Change Adaptation: 0%
Sustainable Use and Protection of Water and Marine Resources: 29.3%
Transition to a Circular Economy: 2%
Pollution Prevention and Control: 0%
Protection and restoration of biodiversity and ecosystems: 0%
How much revenue does Acea earn from selling climate-related solutions ?
In 2025, Acea reported that EUR 674.41 million of its total revenue was associated with activities contributing to the EU taxonomy climate-related objectives (Climate Change Mitigation and Climate Change Adaptation). This accounted for 15.9% of the company's total revenue,indicating that Aceahas a moderate focuson solutions that support climate action through its commercial activities.a
Insights into Acea's CAPEX from Sustainable Activities
In 2025, Acea reported EU Taxonomy-eligible CAPEX of EUR 1.19 billion,representing 74% of its total CAPEX. Of this amount, EUR 1.14 billion of Acea's CAPEX was classified as EU Taxonomy-aligned, indicating that 71.4% of the company's investments were directed toward economic activities that substantially contribute to one or more of the six environmental objectives, meet the Do No Significant Harm (DNSH) criteria, and comply with the Minimum Social Safeguards (MSS).a
Acea's Taxonomy-Eligible Capex Over Time
Total Taxonomy Eligible Capex
Total Taxonomy Aligned Capex
Have Acea's increased its investment in sustainable activities over time?
Since 2022, Acea's taxonomy-aligned capital expenditure (CAPEX)decreased by 5.56%,indicating a long-term decline in green capital deployment, potentially signaling shifting priorities or reduced focus on sustainability-linked investments.a, d
Compared to the previous year (2024), Acea's taxonomy-aligned CAPEX decreased by 3.64%,suggesting that Acea may have scaled back investments in sustainable projects, reprioritized its capital deployment, or reduced transparency in its taxonomy-aligned disclosures.a, b
How much of Acea's capital expenditure (CAPEX) is eligible under the EU Taxonomy?
In 2025, Acea reported that EUR 1.19 billion of its capital expenditure (CAPEX) was eligible under the EU Taxonomy, representing 74% of the company's total CAPEX. Of this amount, EUR 1.14 billion (71.4% of total CAPEX) was classified as Taxonomy-aligned. This means that 2.6% of Acea's CAPEX is eligible but not aligned, indicating that these investments either did not meet the technical screening criteria, failed to comply with the Do No Significant Harm (DNSH) requirements, or lacked evidence of meeting the Minimum Safeguards (MSS).a
How much of Acea's eligible CAPEX is aligned with the EU Taxonomy?
In 2025, Acea reported that EUR 1.14 billion of its CAPEX was aligned under the EU Taxonomy, representing 71.4% of its total capital investment.a
This strong alignment suggests that Acea is directing a significant portion of its capital investments toward environmentally sustainable assets or activities, reinforcing a strategic focus on long-term sustainability.
Acea's Eligibility & Alignment Overview
Acea's Contribution to Environmental Objectives
Total Taxonomy Aligned Capex
How is Acea's taxonomy-aligned CAPEX distributed across the EU environmental objectives?
In 2025, Acea reported that its taxonomy-aligned capital expenditure (CAPEX) was distributed across the following EU environmental objectivesa:
Sustainable Use and Protection of Water and Marine Resources: 47.5%
Transition to a Circular Economy: 0.6%
Pollution Prevention and Control: 0%
Protection and restoration of biodiversity and ecosystems: 0%
How much Acea is investing in climate-related solutions?
In 2025, Acea allocated EUR 0 of its CAPEX to activities contributing to the EU Taxonomy's climate-related objectives (Climate Change Mitigation and Climate Change Adaptation). This represented 0% of the company's total capital expenditure,indicating that Aceahas only marginally directed its capital expenditure toward climate-related activities, suggesting limited alignment with climate objectives.a
Insights into Acea's OPEX from Sustainable Activities
In 2025, Acea reported EU Taxonomy-eligible OPEX of EUR 177.29 million,representing 53.2% of its total operating expenses (OPEX). Of this amount, EUR 126.05 million of Acea's OPEX was classified as EU Taxonomy-aligned, indicating that 37.9% of the company's operating expenses were directed toward economic activities that substantially contribute to one or more of the six environmental objectives, meet the Do No Significant Harm (DNSH) criteria, and comply with the Minimum Social Safeguards (MSS).a
Acea's Taxonomy-Eligible Opex Over Time
Total Taxonomy Eligible Opex
Total Taxonomy Aligned Opex
Have Acea's increased its spending in sustainable activities over time?
Since 2022, Acea's taxonomy-aligned operating expenditure (OPEX)decreased by 48.08%,indicating a long-term decline in sustainability-related operational spending, which may reflect shifting priorities or reduced emphasis on green initiatives.a, d
Compared to the previous year (2024), Acea's taxonomy-aligned OPEX decreased by 36.2%, suggesting that Acea may have reduced spending on environmentally sustainable activities, adjusted its operational priorities, or decreased the scope of its taxonomy-related disclosures.a, b
How much of Acea's operational expenditure (OPEX) is eligible under the EU Taxonomy?
In 2025, Acea reported that EUR 177.29 million of its operational expenditure (OPEX) was eligible under the EU Taxonomy, representing 53.2% of the company's total OPEX. Of this amount, EUR 126.05 million (37.9% of total OPEX) was classified as Taxonomy-aligned. This means that 15.3% of Acea's OPEX is eligible but not aligned, indicating that these expenditures either did not meet the technical screening criteria, failed to comply with the Do No Significant Harm (DNSH) requirements, or lacked evidence of meeting the Minimum Safeguards (MSS).a
How much of Acea's eligible OPEX is aligned with the EU Taxonomy?
In 2025, Acea reported that EUR 126.05 million of its OPEX was aligned under the EU Taxonomy, representing 37.9% of its total operational expenditure.a
This moderate level of alignment indicates that Acea is beginning to shift operational priorities toward greener practices, with room for deeper integration.
Acea's Eligibility & Alignment Overview
Acea's Contribution to Environmental Objectives
Total Taxonomy Aligned Opex
How is Acea's taxonomy-aligned OPEX distributed across the EU environmental objectives?
In 2025, Acea reported that its taxonomy-aligned operational expenditure (OPEX) was distributed across the following EU environmental objectivesa:
Sustainable Use and Protection of Water and Marine Resources: 26.7%
Transition to a Circular Economy: 4%
Pollution Prevention and Control: 0.1%
Protection and restoration of biodiversity and ecosystems: 0%
How much of Acea's operational budget supports climate-related solutions?
In 2025, Acea allocated EUR 0 of its OPEX to activities contributing to the EU Taxonomy's climate-related objectives (Climate Change Mitigation and Climate Change Adaptation). This represented 0% of the company's total OPEX,indicating that Aceahas only a limited share of operational expenditure aligned with climate goals, signaling early-stage or minimal integration of climate objectives into its routine activities.a
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