Independent research institute · 2026 index
Impact Horizon
Corporate responsibility research, made transparent.
We turn public disclosures, filings, and reported outcomes into comparable research on America's largest companies—so readers can see the evidence behind every finding.
- 500
- Company profiles
- 66
- Industries
- 6
- Research cycles
- 4
- Responsibility pillars
Current findings
What the latest research shows
A concise reading of the current index. Findings are directional and should be interpreted alongside source quality and methodology notes.
Read all insights01
Microsoft leads the published index
Its modeled score of 92.8 is the strongest in the current research universe, with performance evaluated across four responsibility pillars.
02Nike records the strongest momentum
The company improved 3.8% in the latest cycle, a signal that warrants review against its historical evidence and peer context.
03Disclosure quality remains uneven
The index distinguishes missing evidence from negative evidence and makes verification status visible rather than rewarding disclosure volume alone.
Impact500 ranking
Leading companies
A scannable view of the highest published scores. Open a company profile for the full evidence record, history, and limitations.
View full leaderboard| Rank | Company | CEO | Industry | Headquarters | Score | Grade |
|---|---|---|---|---|---|---|
| 01 | Microsoft | Satya Nadella | Computer Software | Redmond, Washington | 92.8 | A |
| 02 | Salesforce | Marc Benioff | Computer Software | San Francisco, California | 90.6 | A |
| 03 | IBM | Arvind Krishna | Information Technology Services | Armonk, NY | 88.3 | B |
| 04 | Alaska Air Group | Ben Minicucci | Airlines | Seattle, WA | 88.3 | B |
| 05 | Leidos Holdings | Thomas A. Bell | Information Technology Services | Reston, VA | 87.8 | B |
| 06 | Optimum Communications | Dennis Mathew | Telecommunications | New York | 87.8 | B |
Sector intelligence
Industry signals
Sector context matters. These summaries show cohort size, average performance, and the current leader without collapsing different operating realities into one story.
Explore industriesUtilities: Gas and Electric22 companies76.5 averageLeader: PPLCommercial Banks20 companies74.3 averageLeader: Goldman Sachs GroupInsurance: Property and Casualty (Stock)17 companies75.6 averageLeader: ProgressiveSpecialty Retailers: Other16 companies75.6 averageLeader: United RentalsDiversified Financials14 companies75.9 averageLeader: Synchrony
Latest research
Analysis and evidence reviews
Long-form research designed to be read, cited, and challenged.
Open research library
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The 2025 Impact500 Annual Report
Where corporate responsibility is headed next—and the organizations prepared to lead it.
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Environment · 12 min
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Social · 12 min
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Annual report · 2026
2026 Annual Corporate Responsibility Report
A national assessment of leadership, momentum, sector performance, and the evidence defining credible corporate action.
Methodology
The score is only the beginning.
Impact Horizon documents scope, evidence standards, weighting, validation, and limitations. Readers can see where the model is strong—and where judgment remains.
Review the methodologyResearch team
Research has authors.
Meet the 11-person team responsible for evidence review, industry coverage, methodology development, and publication standards.
Meet the research team