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1&1 AG

Common Name
1&1
Country
Germany
Sector
Communication Services
Industry
Telecom Services
Employees
3,243
Ticker
1U1
Exchange
XETRA
Description
1&1 AG is a leading German telecommunications provider specializing in mobile and broadband services. Headquartered in Montabaur, the company serves approximately 16 million customer contracts through...

1&1's GHG Emissions Data Preview

In 2025, 1&1 completed a corporate carbon footprint assessment and publicly disclosed its greenhouse gas (GHG) emissions according to the GHG Protocol, covering Scope 1 (direct emissions from owned or controlled sources), Scope 2 (indirect emissions from purchased energy) and Scope 3 (indirect emissions across the value chain).

1&1 has also provided a category-level breakdown for 10 out of 15 Scope 3 emissions categories, offering greater transparency into its value chain emissions.

Metric (tCO2e)202520242023
2022 - 2017
Total Scope 1
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Total Scope 2
Market-Based
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Location-Based
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Unspecified Calculation Method
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Total Scope 3
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Total Scope 1 Revenue Intensity (tCO2e/$M)
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Limited Data Preview
You are viewing a limited preview of 1&1’s GHG emissions dataset. The full dataset, available for download, includes Scope 1, 2, and 3 emissions with detailed category-level breakdowns, historical coverage back to 2019, and revenue-based intensity metrics for each scope.
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Verified Sources Behind 1&1’s Greenhouse Gas (GHG) Emissions Data

Every figure on this dashboard has a transparent audit trail. With Tracenable, each data point is traceable back to its original source, viewable directly inside our platform. Explore 1&1’s data sources below and access millions more through our Disclosure Search.

a. 1&1's Consolidated Non-Financial Report 2025
b. 1&1's Sustainability Report 2020

Insights into 1&1's Operational Emissions

In 2025, the total operational greenhouse gas (GHG) emissions of 1&1 amounted to 7,082.6 metric tons of CO2 equivalent. This figure includes both direct emissions from owned or controlled sources (Scope 1) and indirect emissions from purchased energy (Scope 2).a

Compared to 2024, the total operational greenhouse gas (GHG) emissions of 1&1 increased by 27.05%, suggesting that the company faced challenges in reducing its emissions from its core operations.a

1&1's Scope 1 Emissions Over Time

201920202021202220232024202505501.1 k1.65 k2.2 ktCO2e-25%-19%+17%+66%-6%-25%
  • Total Scope 1
  • Year-over-Year Change

What are 1&1's Scope 1 emissions?

In 2025, the total Scope 1 emissions of 1&1 were 1,522.8 metric tons of CO₂ equivalent (tCO₂e).a

Has 1&1 reduced its Scope 1 emissions over time?

Since 2019, 1&1's Scope 1 emissions have decreased by 16.38%, reflecting a declining long-term trend in Scope 1 emissions over time.ab

Compared to the previous year (2024), 1&1's Scope 1 emissions decreased by 24.81%, highlighting the company's efforts to lower direct emissions from assets it owns or controls.a

What are 1&1's Scope 2 emissions?

In 2025, 1&1 reported Scope 2 greenhouse gas (GHG) emissions of 665.7 tCO₂e using the market-based method and 5,559.8 tCO₂e using the location-based method.a

Has 1&1 reduced its Scope 2 emissions over time?

Compared to the previous year (2024), 1&1's Scope 2 emissions (Location-Based) rose by 56.65% in 2025, suggesting that the company faced challenges in reducing emissions from purchased electricity and energya

What methodology does 1&1 use for Scope 2 reporting?

In 2025, 1&1 reported its Scope 2 emissions using the market-based method and using the location-based method.a

1&1's Scope 2 Emissions Over Time

201920202021202220232024202501.5 k3 k4.5 k6 ktCO2e
  • Total Scope 2 Location-Based
  • Total Scope 2 Market-Based
  • Total Scope 2 (Unspecified Calculation Method)

Insights into 1&1's Value Chain Emissions

In 2025, 1&1 reported 781,532.3 metric tons of CO₂ equivalent (tCO₂e) of Scope 3 greenhouse gas (GHG) emissions, representing indirect emissions across its upstream and downstream value chain.a

The 2025 disclosure of 1&1 includes a breakdown across 10 of the 15 Scope 3 categories defined by the GHG Protocol, matching the level of disclosure in 2024, demonstrating consistent Scope 3 emissions reporting coverage year over year.a

1&1's Scope 3 Emissions Over Time

20192020202120222023202420250250 k500 k750 k1 MtCO2e-52%-18%+14%+51216%+8%-16%
  • Total Scope 3
  • Year-over-Year Change

What are 1&1's Scope 3 emissions?

In 2025, 1&1 reported total Scope 3 emissions of 781,532.3 metric tons of CO₂ equivalent (tCO₂e).a

Approximately 91.32% of these emissions originated from upstream activities such as purchased goods and capital goods, while 8.68% came from downstream activities like product use, distribution, and end-of-life treatment.a

Has 1&1 reduced its Scope 3 emissions over time?

Since 2019, 1&1's Scope 3 emissions have increased by 20,894.82%, reflecting a rising long-term trend in Scope 3 emissions over time.ab

Compared to the previous year (2024), 1&1's Scope 3 emissions decreased by 16.3%, highlighting the company's efforts to lower indirect emissions from its value chain.a

What categories of Scope 3 emissions does 1&1 disclose?

In 2025, 1&1 reported emissions for 10 out of the 15 Scope 3 categories defined by the GHG Protocol.a

This reflects a high level of granularity and transparency in the company's emissions reporting.

What are the main sources of 1&1's Scope 3 emissions?

In 2025, the largest contributors to 1&1's Scope 3 emissions were:a

  • Purchased Goods and Services (Cat. 1): 631,134.2 tCO₂e (80.76%)
  • Use of Sold Products (Cat. 11): 65,599 tCO₂e (8.39%)
  • Capital Goods (Cat. 2): 46,603.3 tCO₂e (5.96%)

1&1's Scope 3 Emissions by Categories

Purchased Goods andServices (Cat. 1)(80.8%)Capital Goods(Cat. 2)(6.0%)Use of Sold Products(Cat. 11)(8.4%)

Insights into 1&1’s GHG Emissions Intensity Compared to Industry Peers

In 2024, 1&1 reported Scope 1 greenhouse gas (GHG) emissions of 2,025.3 tCO₂e and total revenues of USD 4,229 millions. This translates into an emissions intensity of 0.48 tCO₂e per millions USD.a

1&1's Scope 1 Emissions Intensity Compared to Peers

1001,00010,000100,0001,000,000Scope 1 Emissions (tCO2e)1001,00010,00050,000500,000Revenues (Millions of USD)T4iGYear: 2024Scope 1: 12,678 tCO2eRevenue: $M 1,740Scope 1 Intensity: 7.29 tCO2e/$MTata CommunicationsYear: 2025Scope 1: 4,424 tCO2eRevenue: $M 2,705Scope 1 Intensity: 1.64 tCO2e/$MDeutsche TelekomYear: 2025Scope 1: 223,790 tCO2eRevenue: $M 139,130Scope 1 Intensity: 1.61 tCO2e/$MBezeq Israeli TelecommunicationYear: 2024Scope 1: 26,483 tCO2eRevenue: $M 2,434Scope 1 Intensity: 10.88 tCO2e/$MMaxisYear: 2024Scope 1: 3,863 tCO2eRevenue: $M 2,356Scope 1 Intensity: 1.64 tCO2e/$MFar EasTone TelecommunicationsYear: 2024Scope 1: 5,518 tCO2eRevenue: $M 3,194Scope 1 Intensity: 1.73 tCO2e/$MSpark New Zealand LtdYear: 2025Scope 1: 4,732 tCO2eRevenue: $M 2,209Scope 1 Intensity: 2.14 tCO2e/$MVEONYear: 2024Scope 1: 160,000 tCO2eRevenue: $M 4,004Scope 1 Intensity: 39.96 tCO2e/$MCogeco CommunicationsYear: 2024Scope 1: 11,450 tCO2eRevenue: $M 2,206Scope 1 Intensity: 5.19 tCO2e/$MIndosatYear: 2024Scope 1: 6,212 tCO2eRevenue: $M 3,474Scope 1 Intensity: 1.79 tCO2e/$MInternet Initiative JapanYear: 2024Scope 1: 516 tCO2eRevenue: $M 1,823Scope 1 Intensity: 0.28 tCO2e/$MXLSMART Telecom SejahteraYear: 2024Scope 1: 4,083 tCO2eRevenue: $M 2,138Scope 1 Intensity: 1.91 tCO2e/$MTurkcell Iletisim HizmetleriYear: 2024Scope 1: 10,655 tCO2eRevenue: $M 4,713Scope 1 Intensity: 2.26 tCO2e/$MTelefonica Deutschland HoldingYear: 2024Scope 1: 5,774 tCO2eRevenue: $M 8,837Scope 1 Intensity: 0.65 tCO2e/$MLumen TechnologiesYear: 2024Scope 1: 164,690 tCO2eRevenue: $M 13,108Scope 1 Intensity: 12.56 tCO2e/$MTelecom ArgentinaYear: 2024Scope 1: 36,071 tCO2eRevenue: $M 4,013Scope 1 Intensity: 8.99 tCO2e/$MMobil'nye TelesistemyYear: 2024Scope 1: 35,770 tCO2eRevenue: $M 6,187Scope 1 Intensity: 5.78 tCO2e/$MTTTele ColumbusYear: 2024Scope 1: 2,224 tCO2eRevenue: $M 444Scope 1 Intensity: 5.01 tCO2e/$MSK TelecomYear: 2024Scope 1: 5,923 tCO2eRevenue: $M 12,225Scope 1 Intensity: 0.48 tCO2e/$MUnited InternetYear: 2025Scope 1: 4,199 tCO2eRevenue: $M 7,195Scope 1 Intensity: 0.58 tCO2e/$MPCCWYear: 2024Scope 1: 5,478 tCO2eRevenue: $M 4,836Scope 1 Intensity: 1.13 tCO2e/$MEtihad EtisalatYear: 2024Scope 1: 176,452 tCO2eRevenue: $M 4,847Scope 1 Intensity: 36.40 tCO2e/$MfreenetYear: 2025Scope 1: 2,864 tCO2eRevenue: $M 2,869Scope 1 Intensity: 1.00 tCO2e/$M1&1Year: 2024Scope 1: 2,025 tCO2eRevenue: $M 4,229Scope 1 Intensity: 0.48 tCO2e/$M

How does 1&1's GHG emissions intensity compare to its peers?

In 2024, 1&1 reported a Scope 1 emissions intensity of 0.48 tCO₂e per millions USD. Compared to the peer group median of 1.91, this places the company below its industry benchmark, indicating it is more carbon-efficient than most competitors.a

Where does 1&1 rank on GHG emissions intensity within its industry?

In 2024, 1&1 ranked 2 out of 23 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD).a

This places 1&1 among the top performers, with one of the lowest emissions intensities relative to peers.a

Insights into 1&1's Total Carbon Footprint

In 2025, 1&1 reported a total carbon footprint of 788,614.9 metric tons of CO₂ equivalent (tCO₂e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 16.04% decrease compared to 2024, indicating progress in reducing its overall greenhouse gas output.a

The largest contributor to 1&1's total carbon footprint was Scope 3 emissions, accounting for 99.1% of the company's total carbon footprint, followed by Scope 2 emissions at 0.71%.a

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