# Harvey vs Legora: who uses which

On usedby, 235 companies use Harvey and 116 use Legora. 9 companies use both, including CMS, Dentons and Cuatrecasas. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side. Latest check 2026-10-08: 321 of 351 public lines checked.

## Side by side

|  | [Harvey](https://www.usedby.ai/tools/harvey.md) | [Legora](https://www.usedby.ai/tools/legora.md) |
|---|---|---|
| Public customers | 235 | 116 |
| Confirmed | 21 | 29 |
| Observed | 214 | 87 |
| Signals (job posts) | 0 | 0 |
| Top industries of customers | Legal & Compliance (139), Investment & VC (12), Manufacturing (9) | Legal & Compliance (45), Banking & Mortgages (3), Consumer Goods (3) |
| Category | Legal AI | Legal AI |
| Data residency | EU, Switzerland, US, Australia ([harvey.ai](https://www.harvey.ai/security), checked 2026-10-03) | — |
| Your data | Not used to train models by default. ([harvey.ai](https://www.harvey.ai/security), checked 2026-10-03) | Not used to train models by default. ([legora.com](https://legora.com/security), checked 2026-10-06) |
| Data processing terms | A data processing agreement is available. ([harvey.ai](https://www.harvey.ai/legal/privacy-policy), checked 2026-10-03) | — |

## Companies named on both

Confirmed or observed on each side. The first public proof is not an adoption date.

| Company | First public proof, Harvey | First public proof, Legora |
|---|---|---|
| [CMS](https://www.usedby.ai/companies/cms.md) | On or before October 2024 | — |
| [Dentons](https://www.usedby.ai/companies/dentons.md) | On or before October 2024 | On or before July 2025 |
| [Cuatrecasas](https://www.usedby.ai/companies/cuatrecasas.md) | On or before October 2024 | — |
| [Pérez-Llorca](https://www.usedby.ai/companies/perez-llorca.md) | On or before February 2026 | On or before February 2025 |
| [Vieira de Almeida](https://www.usedby.ai/companies/vieira-de-almeida.md) | On or before August 2025 | — |
| [Al Tamimi & Company](https://www.usedby.ai/companies/al-tamimi-company.md) | On or before August 2025 | On or before April 2026 |
| [Axiom](https://www.usedby.ai/companies/axiom.md) | On or before February 2025 | On or before April 2025 |
| [Bowmans](https://www.usedby.ai/companies/bowmans.md) | On or before February 2025 | — |
| [Schoenherr](https://www.usedby.ai/companies/schoenherr.md) | On or before October 2024 | On or before April 2026 |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Harvey: [The Adecco Group](https://www.usedby.ai/case-studies/the-adecco-group-harvey.md): **eight hours**: “saving up to eight hours per week on routine work with Harvey” (published 2025-02-28)
- Harvey: [Pierson Ferdinand](https://www.usedby.ai/case-studies/pierson-ferdinand-harvey.md): **10 hours**: “At a bare minimum, every attorney saves 10 hours a week, and many report reclaiming 15 to 20.” (published 2026-07-01)
- Legora: [Lindahl](https://www.usedby.ai/case-studies/lindahl-legora.md): **300+**: “All 300+ employees, including lawyers at all levels, specializations, and business support, will gain access to the tool.” (captured by usedby 2026-10-08)
- Legora: [Borenius](https://www.usedby.ai/case-studies/borenius-legora.md): **10,000**: “Within two months, Borenius' legal team has leveraged Leya for over 10,000 inquiries” (captured by usedby 2026-10-08)

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Source: https://www.usedby.ai/compare/harvey-vs-legora · How we check: https://www.usedby.ai/methodology