Telecommunications

Ecotalk sustainability score: 34/100

34/100
Below expectations
18th of 19 in Telecommunications

Better than 6% of Telecommunications

Making progress starts at 46. The highest score on SINK is 71.

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About Ecotalk

Head office GBStaff ~9Revenue ~£4MWebsite ↗

Our verdict

Ecotalk scores 34/100 (Below expectations) on SINK's independent climate assessment, scored from public data only. Scores are free. Nobody can pay to change a score, speed it up or hide it. Last verified August 2026.

That places Ecotalk joint 598th of 1,023 companies scored, and 18th of 19 in Telecommunications.

The ten questions

What is Ecotalk doing well, and where does it fall short?

Strongest on Nature & Biodiversity Impact and Controversies & Red Flags (8/10, 7/10). Weakest on Carbon Footprint: Supply Chain and Emissions Trajectory (2/10, 2/10).

What's missing

Where Ecotalk lost points

For each question that lost points, the evidence our public rubric looks for that we didn't find.

What would raise this score

  • Emissions from its supply chainAssess where its supply-chain emissions come from.
  • Whether its emissions are fallingShow its emissions are falling, even from energy bills or mileage.
  • Emissions from its own operationsPublish emissions figures for its own operations, even an estimate from energy bills.

Every question that lost points

  • Emissions from its own operations3/10No emissions figures for its own operations, not even an estimate from energy bills.
  • Emissions from its supply chain2/10No assessment of where its supply-chain emissions come from.
  • Whether its emissions are falling2/10No evidence its emissions are falling, not even from energy bills or mileage.
  • How clean its energy is6/10Less than 90% of its energy shown to be renewable.
  • Its effect on nature8/10No measurable net gain for nature.
  • How it uses materials and handles waste4/10No measurable waste or recycling targets reported publicly.
  • Its effect on water5/10No measured water footprint with reduction targets.
  • Its climate targets4/10Its targets aren't science-based or committed to the Science Based Targets initiative.
  • How openly it reports5/10No dedicated sustainability role, board oversight or public report.
  • Its record on controversies7/10Points deducted for controversies or its business model. The finding is under question 10.

A score changes when the evidence does. We use new published evidence at the next rescore. Anyone can send us new evidence, free. How to send it.

The calculation

How is Ecotalk's SINK score calculated?

Same ten questions for every company. No private weighting.

SINK = (0.3 × Base + 0.7 × Performance) × Scale
Industry base impact
Telecommunications sector ceiling.
55 / 100
Performance score
Sum of the ten questions, each scored 0 to 10.
46 / 100
Raw score
Weighted average before scale penalty.
(0.3 × 55) + (0.7 × 46) = 48.7
Scale penalty
Multiplier based on total emissions. Bigger polluters lose more.
× 0.7
Final score
Rounded. Below expectations.
34 / 100
How this score has moved

Has Ecotalk's score changed?

Ecotalk's score has moved from 49 to 34 across 3 recorded reviews, down 15 points.

02550751004920 August 2026497 November 2026347 November 2026
  1. 49 → 34-157 November 2026

    The small-company exception no longer applies: its parent group, Ecotricity, files group accounts showing £553.1m revenue and 640 staff. With no published emissions figure, the 0.70x size step now applies.

  2. 49 → 497 November 2026

    Correction, 7 November 2026: removed an unsourced emissions figure. Score unchanged.

  3. Scored 4920 August 2026

    Initial score 49 (score-company publish)

Where the evidence comes from

What evidence is Ecotalk's score based on?

10 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.

[1]Source
ecotalk.co.uk

“We audit everything we do and all the energy we consume including electricity, gas, water and vehicles for travel”

Q1Q2Q3Q7
View →
[2]Source
rocketreach.co

“Ecotalk Mobile is a Telecommunications company located in Stroud, England with $5.1 million in revenue and 9 employees”

Q1
View →
[3]Source
ethicalconsumer.org

“These companies don't use a 'greener' network system – all three piggyback on externally owned infrastructure”

Q2Q9Q10
View →
[4]Source
ecotalk.co.uk

“Our business uses green energy generated by wind and sun by our sister company, Ecotricity”

Q4Q6
View →
[5]Source
greenermobiles.com

“They certify that they use Renewable Energy Guarantees of Origin (REGOs) to verify where their energy comes from”

Q4
View →
[6]Source
gardenersworld.com

“baseline ecological surveys across major species groups, which inform how best to restore landscape ecosystems over time, with science-led, evidence-based management”

Q5
View →
[7]Source
ecotalk.co.uk

“beavers help reduce flood risk; their dams and wetlands filter and clean rivers; and the habitats they create support a rich increase in biodiversity”

Q5Q7
View →
[8]Source
simsherpa.com

“There's no eSIM... That undermines some of their eco-credentials with plastic and transport waste”

Q6
View →
[9]Source
ecotalk.co.uk

“Instead of lining shareholders' pockets with dividends, we use our profits to protect nature in Britain”

Q8
View →
[10]Source
thegoodshoppingguide.com

“Ecotalk has demonstrated outstanding commitment to environmental sustainability, earning a top rating for its Environmental Report”

Q9
View →

If you believe a source has been misread or a newer version exists, submit a challenge.

For Ecotalk

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    Ecotalk: SINK sustainability score 34.

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Ecotalk in context

How does Ecotalk compare with other telecommunications companies?

Where Ecotalk sits among telecommunications peers.

Among the 19 major telecommunications brands we've scored, Ecotalk sits 18th of 19.

18/19
Ecotalk's rank
46
Industry average
17
Industry low
60
Industry high
See all 19 in Telecommunications →
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