# What does Clark Door use?

Clark Door (clarkdoor.com) shows public evidence of 14 tools, according to runsonwhat (last checked 2026-11-04).

- Industry: Mechanical or Industrial Engineering
- Size: 51–200 employees
- Based in: Carlisle, United Kingdom
- Founded: 1973
- LinkedIn: https://www.linkedin.com/company/clark-door-limited

## Edge & Hosting

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

## Application

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

## 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 |  |
| [Exclaimer](https://www.runsonwhat.com/reverse/exclaimer) | Workspace | Email records |  |
| [SMTP2GO](https://www.runsonwhat.com/reverse/smtp2go) | Email Delivery | Email records |  |

## FAQ

### What tools does Clark Door use?

As of November 2026, runsonwhat has found 14 tools at Clark Door (clarkdoor.com) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365, SendGrid and Exclaimer. Last checked November 4, 2026.

### What email provider does Clark Door use?

Clark Door uses Microsoft 365 for email and office software, alongside Exclaimer, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 729,932 companies runsonwhat tracks.

### What analytics tools does Clark Door use?

Clark Door uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on clarkdoor.com. Google Analytics is used by 903,777 companies runsonwhat tracks.

### What is Clark Door's website built with?

Clark Door uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on clarkdoor.com. WordPress is used by 606,676 companies runsonwhat tracks.

### Does Clark Door use jQuery?

Yes. runsonwhat found jQuery at Clark Door through jQuery code on clarkdoor.com. jQuery is a Frontend tool used by 927,217 companies runsonwhat tracks.

### How does runsonwhat know what Clark Door uses?

runsonwhat reads public records only. Of the 14 tools at Clark Door, 9 were found through code on clarkdoor.com, 3 through email records and 2 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and clarkdoor.com about monthly.


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