Excel High School sustainability score: 20/100
Better than 0% of Higher Education / Universities
Below expectations starts at 31. The highest score on SINK is 71.
Excel High School is a US-based online secondary education provider offering diploma programs and courses to students nationwide. Part of Excel Education Systems, Inc., it delivers content through a learning management system and operates from offices in Minnesota and Texas.
More about Excel High School
The company serves adult and traditional high school learners.
Head office USStaff Not disclosedRevenue Not disclosedWebsite ↗
Excel High School publishes zero environmental data. No emissions, energy, waste, water, or sustainability targets appear anywhere in public disclosures. The company operates fully online with a small physical footprint but does not measure or report it. No sustainability governance or environmental reporting was found.
Excel High School scores 20/100 (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 October 2026.
That places Excel High School joint 973rd of 1,023 companies scored, and 67th of 67 in Higher Education / Universities.
What is Excel High School doing well, and where does it fall short?
Strongest on Controversies & Red Flags and Carbon Footprint: Operations (8/10, 3/10). Weakest on Transparency & Accountability and Resource Use & Waste (0/10, 1/10).
Where Excel High School 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
- How openly it reportsPublish sustainability information.
- How it uses materials and handles wasteShow recycling or waste reduction.
- Its effect on waterPublish figures for its water use.
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 is2/10No renewable energy tariff or major efficiency investment shown.
- Its effect on nature2/10No assessment of its effect on nature, and no basic environmental policy.
- How it uses materials and handles waste1/10No recycling or waste reduction shown.
- Its effect on water1/10No figures for its water use.
- Its climate targets1/10No emissions reduction targets.
- How openly it reports0/10No sustainability information published.
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.
How is Excel High School's SINK score calculated?
Same ten questions for every company. No private weighting.
SINK = (0.3 × Base + 0.7 × Performance) × ScaleHas Excel High School's score changed?
Excel High School's score has been reviewed 2 times and currently stands where it started, at 20.
- 20 → 207 November 2026
Correction, 7 November 2026: removed an unsourced emissions figure. Score unchanged.
- Scored 2013 October 2026
Initial public score 20 (publish-draft)
What evidence is Excel High School's score based on?
8 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.
50% of them were published by Excel High School itself; the rest come from independent sources.
“Excel High School (Excel) is a nonpublic, online school based in Plymouth, Minnesota.”
“601 Carlson Parkway, Suite 1250 Minnetonka, MN 55305, USA”
“Learn Stage is an e-learning platform offered by Excel Education Systems, Inc., comprised of a world-class LMS/SIS and digital courseware.”
“Our self-paced, online programs allow students to learn on their own schedule”
“These programs are delivered 100% online and are accessible 24/7”
“Step into the ever-evolving realm of Environmental Science with Excel High School's immersive online course.”
“Excel High School offers accredited, online high school diploma programs for high school age and adult learners.”
“Excel High School is an accredited online high school offering NCAA-approved core courses”
If you believe a source has been misread or a newer version exists, submit a challenge.
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How does Excel High School compare with other higher education / universities companies?
Excel High School sits at the bottom of the higher education / universities pack.
Among the 67 major higher education / universities brands we've scored, Excel High School sits 67th of 67.
Who scores higher in Higher Education / Universities?
The 3 companies in the sector scoring nearest above Excel High School.
University of Hull tracks Scope 1+2 emissions but has no Scope 3 quantification.
See the breakdown →Ravensbourne has published no operational emissions data, no waste figures, and no water consumption metrics despite operating a single campus.
See the breakdown →University of Greater Manchester publishes no emissions data, renewable energy figures, or waste metrics.
See the breakdown →Which companies moved this week, and why.
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