# What does EFEN GmbH use?

EFEN GmbH (efen.com) shows public evidence of 9 tools, according to runsonwhat (last checked 2026-10-08).

- Industry: Electrical/electronic Manufacturing
- Size: 51–200 employees
- Based in: Uebigau-Wahrenbrück, Germany
- Founded: 1922
- LinkedIn: https://www.linkedin.com/company/efen-gmbh

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code |  |
| [All in One SEO](https://www.runsonwhat.com/reverse/aioseo) | 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 |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Adobe](https://www.runsonwhat.com/reverse/adobe) | Collaboration | DNS verification records |  |
| [Hornetsecurity](https://www.runsonwhat.com/reverse/hornetsecurity) | Security & Compliance | Email records |  |
| [MindManager](https://www.runsonwhat.com/reverse/mindmanager) | Collaboration | DNS verification records |  |

## FAQ

### What tools does EFEN use?

As of October 2026, runsonwhat has found 9 tools at EFEN (efen.com) in public records. Application: jQuery and Font Awesome. Go-to-market: WordPress and All in One SEO. Company Ops: Microsoft 365, Apple Business and Adobe. Last checked October 8, 2026.

### What email provider does EFEN use?

EFEN 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 701,679 companies runsonwhat tracks.

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

EFEN uses WordPress for its website, alongside All in One SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on efen.com. WordPress is used by 581,978 companies runsonwhat tracks.

### Does EFEN use jQuery?

Yes. runsonwhat found jQuery at EFEN through jQuery code on efen.com. jQuery is a Frontend tool used by 896,801 companies runsonwhat tracks.

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

The companies with the stacks most like EFEN's are Lumenpulse, Clay County Utility Authority, EDAG and Keller & Kalmbach, according to runsonwhat (October 2026). Each shares 5 to 6 tools with EFEN, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what EFEN uses?

runsonwhat reads public records only. Of the 9 tools at EFEN, 4 were found through code on efen.com, 4 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and efen.com about monthly.


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