# What does ArcelorMittal use?

ArcelorMittal (arcelormittal.com) shows public evidence of 13 tools, according to runsonwhat (last checked 2026-10-09).

- Industry: Iron and Steel
- Size: 10,000+ employees
- Based in: Luxembourg
- Founded: 2006
- LinkedIn: https://www.linkedin.com/company/arcelormittal-kryvyi-rih

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Custom domain, Website code |  |
| [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS verification records |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records |  |
| [Brevo](https://www.runsonwhat.com/reverse/brevo) | Marketing | DNS verification records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records, DNS verification records |  |
| [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records |  |
| [Webex](https://www.runsonwhat.com/reverse/webex) | Collaboration | DNS verification records |  |
| [Investis Digital](https://www.runsonwhat.com/reverse/investis) | Finance & Legal | Custom domain |  |

## FAQ

### What tools does ArcelorMittal use?

As of October 2026, runsonwhat has found 13 tools at ArcelorMittal (arcelormittal.com) in public records. Edge & Hosting: Cloudflare and Vercel. Go-to-market: Meta Pixel and Brevo. Company Ops: Microsoft 365, SendGrid and Apple Business. Last checked October 9, 2026.

### What cloud does ArcelorMittal run on?

ArcelorMittal uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through a DNS verification record for Vercel. Vercel is used by 46,411 companies runsonwhat tracks.

### What email provider does ArcelorMittal use?

ArcelorMittal uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 701,682 companies runsonwhat tracks.

### What marketing software does ArcelorMittal use?

ArcelorMittal uses Brevo for marketing, according to runsonwhat (October 2026). runsonwhat found Brevo through a DNS verification record for Brevo. Brevo is used by 78,220 companies runsonwhat tracks.

### Does ArcelorMittal use Cloudflare?

Yes. runsonwhat found Cloudflare at ArcelorMittal through a subdomain that points at Cloudflare and code on arcelormittal.com. Cloudflare is a CDN & Edge tool used by 692,190 companies runsonwhat tracks.

### Which companies have a tech stack similar to ArcelorMittal's?

The companies with the stacks most like ArcelorMittal's are The Home Depot, Rolls-Royce Group, Dixons Retail and Vodafone, according to runsonwhat (October 2026). Each shares 6 to 8 tools with ArcelorMittal, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what ArcelorMittal uses?

runsonwhat reads public records only. Of the 13 tools at ArcelorMittal, 7 were found through DNS records, 4 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and arcelormittal.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/arcelormittal.com (updated October 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.