# What does SThree use?

SThree (sthree.com) shows public evidence of 18 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Employment Services
- Size: 1,001–5,000 employees
- Based in: London, United Kingdom
- Founded: 1986
- LinkedIn: https://www.linkedin.com/company/sthree-plc

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |
| [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records |  |
| [Flourish](https://www.runsonwhat.com/reverse/flourish) | Media & UI | Website code |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Umbraco](https://www.runsonwhat.com/reverse/umbraco) | Website & CMS | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records, Website code |  |
| [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 |  |
| [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | DNS verification records |  |
| [Valimail](https://www.runsonwhat.com/reverse/valimail) | Security & Compliance | Email records |  |
| [Adobe](https://www.runsonwhat.com/reverse/adobe) | Collaboration | DNS verification records |  |
| [Miro](https://www.runsonwhat.com/reverse/miro) | Collaboration | DNS verification records |  |
| [Cursor](https://www.runsonwhat.com/reverse/cursor) | Dev Tools | DNS verification records |  |
| [Lovable](https://www.runsonwhat.com/reverse/lovable) | Dev Tools | DNS verification records |  |

## FAQ

### What tools does SThree use?

As of October 2026, runsonwhat has found 18 tools at SThree (sthree.com) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Anthropic and OpenAI. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: Umbraco. Company Ops: Microsoft 365, SendGrid and Apple Business. Last checked October 20, 2026.

### What email provider does SThree use?

SThree uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 709,023 companies runsonwhat tracks.

### What analytics tools does SThree use?

SThree uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on sthree.com. Google Analytics is used by 874,296 companies runsonwhat tracks.

### What is SThree's website built with?

SThree uses Umbraco for its website, according to runsonwhat (October 2026). runsonwhat found Umbraco through Umbraco code on sthree.com. Umbraco is used by 1,727 companies runsonwhat tracks.

### Does SThree use jQuery?

Yes. runsonwhat found jQuery at SThree through jQuery code on sthree.com. jQuery is a Frontend tool used by 911,835 companies runsonwhat tracks.

### Does SThree use AI tools?

Yes. runsonwhat has found Anthropic and OpenAI at SThree; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so SThree may use more AI tools than these.

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

The companies with the stacks most like SThree's are WorldFoodForum-Flagship, Il Sole 24 ORE, 2001online.com and Bollettino ADAPT, according to runsonwhat (October 2026). Each shares 4 to 10 tools with SThree, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what SThree uses?

runsonwhat reads public records only. Of the 18 tools at SThree, 10 were found through DNS records, 5 through code on sthree.com, 2 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 sthree.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/sthree.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.