# What does CTAG use?

CTAG (ctag.com) shows public evidence of 14 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Research
- Size: 1,001–5,000 employees
- Based in: Poligono Industrial, Spain
- Founded: 2002
- LinkedIn: https://www.linkedin.com/company/ctag

## 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 |  |
| [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code |  |
| [YouTube](https://www.runsonwhat.com/reverse/youtube) | 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 |
|---|---|---|---|
| [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code |  |
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code |  |
| [Metricool](https://www.runsonwhat.com/reverse/metricool) | Marketing | 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 |  |
| [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | DNS verification records |  |
| [Teamtailor](https://www.runsonwhat.com/reverse/teamtailor) | People & HR | Custom domain |  |

## FAQ

### What tools does CTAG use?

As of October 2026, runsonwhat has found 14 tools at CTAG (ctag.com) in public records. Application: jQuery, Font Awesome and Vimeo. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365, Amazon SES and Teamtailor. Last checked October 20, 2026.

### What email provider does CTAG use?

CTAG uses Microsoft 365 for email and office software, 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 706,418 companies runsonwhat tracks.

### What analytics tools does CTAG use?

CTAG uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on ctag.com. Google Analytics is used by 865,267 companies runsonwhat tracks.

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

CTAG uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on ctag.com. WordPress is used by 589,093 companies runsonwhat tracks.

### What marketing software does CTAG use?

CTAG uses Metricool for marketing, according to runsonwhat (October 2026). runsonwhat found Metricool through Metricool code on ctag.com. Metricool is used by 7,429 companies runsonwhat tracks.

### What does CTAG use for hiring and HR?

CTAG uses Teamtailor for hiring and HR, according to runsonwhat (October 2026). runsonwhat found Teamtailor through a subdomain that points at Teamtailor. Teamtailor is used by 2,561 companies runsonwhat tracks.

### Does CTAG use jQuery?

Yes. runsonwhat found jQuery at CTAG through jQuery code on ctag.com. jQuery is a Frontend tool used by 905,997 companies runsonwhat tracks.

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

The companies with the stacks most like CTAG's are AI Sweden, Crédit Agricole Charente Périgord, Noble Foods and IAG Cargo, according to runsonwhat (October 2026). Each shares 3 to 7 tools with CTAG, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what CTAG uses?

runsonwhat reads public records only. Of the 14 tools at CTAG, 10 were found through code on ctag.com, 3 through DNS 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 ctag.com about monthly.


---

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