Better than 22% of SaaS / Digital Services
Below expectations starts at 31. The highest score on SINK is 71.
Head office USStaff ~225–281Revenue ~$18–31M (aggregator estimates, unverified)Website ↗
ClassLink scores 29/100 (Significant gaps) 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 September 2026.
That places ClassLink joint 756th of 1,025 companies scored, and joint 52nd of 69 in SaaS / Digital Services.
Strongest on Controversies & Red Flags and Water Impact (8/10, 4/10). Weakest on Targets & Commitments and Carbon Footprint: Operations (1/10, 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) × ScaleClassLink's score has been reviewed 2 times and currently stands where it started, at 29.
Correction, 7 November 2026: removed an unsourced emissions figure. Score unchanged.
Initial score 29 (score-company publish)
12 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.
“four-part series designed to help education leaders gather and use data to create optimal—and sustainable—digital learning environments”
“225+ employees and a leadership team drawn from the ranks of educators, administrators, and ed-tech innovators”
“The overall infrastructure is hosted at Amazon Web Services (AWS)”
“AWS' scale allows it to achieve higher resource utilisation and energy efficiency than the typical on-premises data centre”
“ClassLink is a global education provider of identity, access, and analytics products”
“ClassLink recently earned the International Organization for Standardization's (ISO) Certification for Service Management Systems (ISO 20000-1)”
“Organizations with targets are identified with green 'Targets Set' values in the dashboard”
“InfluenceMap maintains the world's leading database of corporate and industry association lobbying of climate policy”
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Where ClassLink sits among saas / digital services peers.
Among the 69 major saas / digital services brands we've scored, ClassLink is tied =52nd of 69, with 2 others.
The 3 companies in the sector scoring nearest above ClassLink.
Routinery is a tiny Seoul-based habit-tracking app with negligible operational footprint and no sustainability infrastructure.
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