# What does Viessmann d.o.o. use?

Viessmann d.o.o. (viessmann.si) shows public evidence of 15 tools, according to runsonwhat (last checked 2026-10-29).

- Industry: Renewables & Environment
- Size: 11–50 employees
- Based in: Slovenia
- Founded: 1996
- LinkedIn: https://www.linkedin.com/company/viessmann-slovenija

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Fastly](https://www.runsonwhat.com/reverse/fastly) | CDN & Edge | Website code |  |
| [Akamai](https://www.runsonwhat.com/reverse/akamai) | CDN & Edge | Custom domain |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | 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 |  |
| [Matomo](https://www.runsonwhat.com/reverse/matomo) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records, Website code |  |
| [Trustpilot](https://www.runsonwhat.com/reverse/trustpilot) | Marketing | Website code |  |
| [Adobe Experience Manager](https://www.runsonwhat.com/reverse/adobe-aem) | Website & CMS | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code |  |
| [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records |  |
| [Mailjet](https://www.runsonwhat.com/reverse/mailjet) | Email Delivery | Email records, Website code |  |
| [Usercentrics](https://www.runsonwhat.com/reverse/usercentrics) | Security & Compliance | Website code |  |

## FAQ

### What tools does Viessmann d.o.o. use?

As of November 2026, runsonwhat has found 15 tools at Viessmann d.o.o. (viessmann.si) in public records. Edge & Hosting: Fastly and Akamai. Application: Vimeo. Data & Observability: Google Analytics, Google Tag Manager and Matomo. Go-to-market: Google Ads, Meta Pixel and Trustpilot. Company Ops: Microsoft 365, reCAPTCHA and Proofpoint. Last checked October 29, 2026.

### What email provider does Viessmann d.o.o. use?

Viessmann d.o.o. uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 720,939 companies runsonwhat tracks.

### What analytics tools does Viessmann d.o.o. use?

Viessmann d.o.o. uses Google Analytics for analytics, alongside Google Tag Manager and Matomo, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on viessmann.si. Google Analytics is used by 905,972 companies runsonwhat tracks.

### What is Viessmann d.o.o.'s website built with?

Viessmann d.o.o. uses Adobe Experience Manager for its website, according to runsonwhat (November 2026). runsonwhat found Adobe Experience Manager through Adobe Experience Manager code on viessmann.si. Adobe Experience Manager is used by 4,208 companies runsonwhat tracks.

### What marketing software does Viessmann d.o.o. use?

Viessmann d.o.o. uses Trustpilot for marketing, according to runsonwhat (November 2026). runsonwhat found Trustpilot through Trustpilot code on viessmann.si. Trustpilot is used by 16,355 companies runsonwhat tracks.

### Does Viessmann d.o.o. use Google Ads?

Yes. runsonwhat found Google Ads at Viessmann d.o.o. through Google Ads code on viessmann.si. Google Ads is a Ads & Pixels tool used by 541,346 companies runsonwhat tracks.

### How does runsonwhat know what Viessmann d.o.o. uses?

runsonwhat reads public records only. Of the 15 tools at Viessmann d.o.o., 10 were found through code on viessmann.si, 2 through DNS records, 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 viessmann.si about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/viessmann.si (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.