J. Walter Thompson's tech stack
What does J. Walter Thompson use?
J. Walter Thompson (jwt.com) uses at least 10 tools we can see from public records, including Microsoft 365 for email and documents, Mailchimp for marketing, Cloudflare for content delivery and Amazon SES for email delivery. Last checked .
- Industry
- Marketing and Advertising
- Size
- 5,001–10,000 employees
- Based in
- New York, United States
- Founded
- 1864
- Company page
- Tools found
- 10
- Categories
- 7
- Layers
- 3 of 5
- Last checked
- Oct 2026
J. Walter Thompson's stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
1 tool, where the bytes are served from
CDN & Edge
Go-to-market
1 tool, how they find and keep customers
Marketing
Company Ops
8 tools, what the team runs on day to day
Email Delivery
Workspace
Dev Tools
Security & Compliance
J. Walter Thompson tech stack FAQ
What tools does J. Walter Thompson use?
We've found 10 tools at J. Walter Thompson (jwt.com). Edge & Hosting: Cloudflare. Go-to-market: Mailchimp. Company Ops: Microsoft 365, Atlassian and Amazon SES. Last checked October 2, 2026.
What email provider does J. Walter Thompson use?
J. Walter Thompson uses Microsoft 365 for email and documents. We found Microsoft 365 through email records and DNS verification records.
What marketing software does J. Walter Thompson use?
J. Walter Thompson uses Mailchimp for marketing. We found Mailchimp through email records.
Does J. Walter Thompson use Microsoft 365?
Yes. We found Microsoft 365 at J. Walter Thompson through email records and DNS verification records. Microsoft 365 is used by 245,233 companies we track.
How does runsonwhat know what J. Walter Thompson uses?
We read public traces only: J. Walter Thompson's DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.