SaaS / Digital Services

ClassLink sustainability score: 29/100

29/100
Significant gaps
Joint 52nd of 69 in SaaS / Digital Services

Better than 22% of SaaS / Digital Services

Below expectations starts at 31. The highest score on SINK is 71.

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About ClassLink

Head office USStaff ~225–281Revenue ~$18–31M (aggregator estimates, unverified)Website ↗

Our verdict

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 753rd of 1,023 companies scored, and joint 52nd of 69 in SaaS / Digital Services.

The ten questions

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

Strongest on Controversies & Red Flags and Water Impact (8/10, 4/10). Weakest on Targets & Commitments and Carbon Footprint: Operations (1/10, 2/10).

What's missing

Where ClassLink 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

  • Its climate targetsSet emissions reduction targets.
  • Emissions from its own operationsPublish emissions figures for its own operations, even an estimate from energy bills.
  • Emissions from its supply chainAssess where its supply-chain emissions come from.

Every question that lost points

  • Emissions from its own operations2/10No 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 is3/10No renewable energy tariff or major efficiency investment shown.
  • Its effect on nature3/10No assessment of its effect on nature, and no basic environmental policy.
  • How it uses materials and handles waste2/10No active waste reduction, reuse or repair shown.
  • Its effect on water4/10No measured water footprint with reduction targets.
  • Its climate targets1/10No emissions reduction targets.
  • How openly it reports2/10No published sustainability data, or no one named as responsible for it.

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 ClassLink's SINK score calculated?

Same ten questions for every company. No private weighting.

SINK = (0.3 × Base + 0.7 × Performance) × Scale
Industry base impact
SaaS / Digital Services sector ceiling.
70 / 100
Performance score
Sum of the ten questions, each scored 0 to 10.
29 / 100
Raw score
Weighted average before scale penalty.
(0.3 × 70) + (0.7 × 29) = 41.3
Scale penalty
Multiplier based on total emissions. Bigger polluters lose more.
× 0.7
Final score
Rounded. Significant gaps.
29 / 100
How this score has moved

Has ClassLink's score changed?

ClassLink's score has been reviewed 2 times and currently stands where it started, at 29.

0255075100299 September 2026297 November 2026
  1. 29 → 297 November 2026

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

  2. Scored 299 September 2026

    Initial score 29 (score-company publish)

Where the evidence comes from

What evidence is ClassLink's score based on?

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

[1]Source
classlink.com

“four-part series designed to help education leaders gather and use data to create optimal—and sustainable—digital learning environments”

Q1Q8
View →
[2]Source
edgemarket.njedge.net

“225+ employees and a leadership team drawn from the ranks of educators, administrators, and ed-tech innovators”

Q1Q3Q5Q7
View →
[3]Source
applytosupply.digitalmarketplace.service.gov.uk

“The overall infrastructure is hosted at Amazon Web Services (AWS)”

Q2Q4Q7
View →
[4]Source
classlink.com

“ClassLink is honored to join the AWS Partner Network”

Q2
View →
[5]Source
getlatka.com

“ClassLink generates $30.9M in revenue”

Q3
View →
[6]Source
datacentremagazine.com

“AWS' scale allows it to achieve higher resource utilisation and energy efficiency than the typical on-premises data centre”

Q4
View →
[7]Source
classlink.com

“ClassLink is a global education provider of identity, access, and analytics products”

Q5Q9
View →
[8]Source
classlink.com

“ISO/IEC 27001 Certification for Data Security”

Q6Q9
View →
[9]Source
prnewswire.com

“ClassLink recently earned the International Organization for Standardization's (ISO) Certification for Service Management Systems (ISO 20000-1)”

Q6
View →
[10]Source
sciencebasedtargets.org

“Organizations with targets are identified with green 'Targets Set' values in the dashboard”

Q8
View →
[11]Source
influencemap.org

“InfluenceMap maintains the world's leading database of corporate and industry association lobbying of climate policy”

Q10
View →
[12]Source
bbb.org

“C- Failure to respond to 1 complaint(s) filed against business”

Q10
View →

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

For ClassLink

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    ClassLink: SINK sustainability score 29.

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ClassLink in context

How does ClassLink compare with other saas / digital services companies?

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.

=52/69
ClassLink's rank
39
Industry average
21
Industry low
71
Industry high
See all 69 in SaaS / Digital Services →
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