# What does SIG plc use?

SIG plc (sigplc.com) shows public evidence of 12 tools, according to runsonwhat (last checked 2026-11-10).

- Based in: United Kingdom
- Founded: 1957

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code |  |
| [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Auth0](https://www.runsonwhat.com/reverse/auth0) | Auth & Identity | Custom domain, Website config |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | DNS verification records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [Mimecast](https://www.runsonwhat.com/reverse/mimecast) | Security & Compliance | Email records |  |
| [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records, Website code |  |
| [Webex](https://www.runsonwhat.com/reverse/webex) | Collaboration | DNS verification records |  |

## FAQ

### What tools does SIG use?

As of November 2026, runsonwhat has found 12 tools at SIG (sigplc.com) in public records. Edge & Hosting: Cloudflare and Amazon Web Services. Application: jQuery and Auth0. Data & Observability: Google Tag Manager. Company Ops: Microsoft 365, Google Workspace and Atlassian. Last checked November 10, 2026.

### What cloud does SIG run on?

SIG uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on sigplc.com. Amazon Web Services is used by 147,363 companies runsonwhat tracks.

### What email provider does SIG use?

SIG uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 732,443 companies runsonwhat tracks.

### What analytics tools does SIG use?

SIG uses Google Tag Manager for analytics, according to runsonwhat (November 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on sigplc.com. Google Tag Manager is used by 515,924 companies runsonwhat tracks.

### What does SIG use for login and identity?

SIG uses Auth0 for sign-in and identity, according to runsonwhat (November 2026). runsonwhat found Auth0 through a subdomain that points at Auth0 and configuration files. Auth0 is used by 6,112 companies runsonwhat tracks.

### Does SIG use jQuery?

Yes. runsonwhat found jQuery at SIG through jQuery code on sigplc.com. jQuery is a Frontend tool used by 927,191 companies runsonwhat tracks.

### How does runsonwhat know what SIG uses?

runsonwhat reads public records only. Of the 12 tools at SIG, 7 were found through DNS records, 3 through code on sigplc.com, 1 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and sigplc.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/sigplc.com (updated November 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.