Making progress starts at 46. The highest score on SINK is 71.
Head office GBStaff ~9Revenue ~£4MWebsite ↗
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.
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).
For each question that lost points, the evidence our public rubric looks for that we didn't find.
What would raise this score
Every question that lost points
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.
Same ten questions for every company. No private weighting.
SINK = (0.3 × Base + 0.7 × Performance) × ScaleEcotalk's score has moved from 49 to 34 across 3 recorded reviews, down 15 points.
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.
Correction, 7 November 2026: removed an unsourced emissions figure. Score unchanged.
Initial score 49 (score-company publish)
10 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.
“We audit everything we do and all the energy we consume including electricity, gas, water and vehicles for travel”
“Ecotalk Mobile is a Telecommunications company located in Stroud, England with $5.1 million in revenue and 9 employees”
“These companies don't use a 'greener' network system – all three piggyback on externally owned infrastructure”
“Our business uses green energy generated by wind and sun by our sister company, Ecotricity”
“They certify that they use Renewable Energy Guarantees of Origin (REGOs) to verify where their energy comes from”
“baseline ecological surveys across major species groups, which inform how best to restore landscape ecosystems over time, with science-led, evidence-based management”
“beavers help reduce flood risk; their dams and wetlands filter and clean rivers; and the habitats they create support a rich increase in biodiversity”
“There's no eSIM... That undermines some of their eco-credentials with plastic and transport waste”
“Instead of lining shareholders' pockets with dividends, we use our profits to protect nature in Britain”
“Ecotalk has demonstrated outstanding commitment to environmental sustainability, earning a top rating for its Environmental Report”
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Where Ecotalk sits among telecommunications peers.
Among the 19 major telecommunications brands we've scored, Ecotalk sits 18th of 19.
The 3 companies in the sector scoring nearest above Ecotalk.
Comcast's Scope 1 and 2 emissions are down 41% since 2019 with Deloitte assurance, and it has SBTi-validated near-term targets, but part of its Scope 3 fall comes from changed emission factors rather than physical cuts.
See the breakdown →Verizon cut market-based operational emissions 73% since 2019, mostly through renewable energy certificates; location-based emissions fell only 17%.
See the breakdown →AT&T's climate performance is undermined by rising Scope 3 emissions and weak renewable energy adoption despite Scope 1–2 reductions.
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