# How Dentsu uses Harvey

**4 to 10 hours**: “saving an estimated 4 to 10 hours per week per lawyer”

As published on [harvey.ai](https://www.harvey.ai/customers/dentsu), May 2026. Captured by usedby on 2026-10-05.

- Company: [Dentsu](https://www.usedby.ai/companies/dentsu.md)
- Tool: [Harvey](https://www.usedby.ai/tools/harvey.md)
- Industry: [Agency & Studio](https://www.usedby.ai/companies/industry/agency-studio.md)
- Teams: Legal and Compliance

## What the story says

Dentsu's legal and compliance team uses Harvey to analyze and restate complex contracts, build agents for workflows such as data protection impact assessments, and collaborate with outside law firms through shared Vaults. Lawyers use it inside Outlook, Word, and SharePoint.

Summary written by usedby from the source page, in English. The figures are those of Harvey and Dentsu, not ours.

> Now, 18 months into their Harvey deployment, Dentsu’s numbers speak clearly. 93% of lawyers use Harvey weekly, saving an estimated 4 to 10 hours per week per lawyer.

- **93%**: “93% of lawyers use Harvey weekly”
- **75%**: “cut the process by 75%”

> The atmosphere now is incredibly positive,” Clark says. “People have realized this is here to enhance their skillsets.
>
> Robert Clark, General Counsel, Global Privacy, Technology, and IP

## What usedby checked

We compared the story with its live page on 2026-10-05.

- Checked: the figure 4 to 10 hours is printed word for word on the page, near the name of Dentsu.
- Checked: the passage quoted above is copied word for word from the page, near the name of Dentsu.
- Checked: the publication date is read from the page’s own metadata, never guessed.
- Checked: Dentsu uses Harvey. Confirmed line. Latest check across sources: 2026-10-08.
- Not checked: the result itself. We quote it; we did not measure it.

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Source: https://www.usedby.ai/case-studies/dentsu-harvey · How we check: https://www.usedby.ai/methodology