# What does Hazel 4D use?

Hazel 4D (hazel4d.com) shows public evidence of 21 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Packaging and Containers
- Size: 51–200 employees
- Based in: Leeds, United Kingdom
- Founded: 1979
- LinkedIn: https://www.linkedin.com/company/3638861

## Edge & Hosting

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

## 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 |  |
| [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code |  |
| [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code |  |
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |
| [Monotype Fonts](https://www.runsonwhat.com/reverse/fonts-com) | Media & UI | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | 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 |  |
| [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code |  |
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records, 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 |  |
| [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records |  |
| [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records |  |
| [CookieYes](https://www.runsonwhat.com/reverse/cookieyes) | Security & Compliance | Website code |  |
| [Exclaimer](https://www.runsonwhat.com/reverse/exclaimer) | Workspace | Email records |  |
| [KnowBe4](https://www.runsonwhat.com/reverse/knowbe4) | Security & Compliance | Email records |  |

## FAQ

### What tools does Hazel 4D use?

As of October 2026, runsonwhat has found 21 tools at Hazel 4D (hazel4d.com) in public records. Edge & Hosting: Cloudflare and Microsoft Azure. Application: jQuery, Font Awesome and YouTube. Data & Observability: Google Analytics. Go-to-market: WordPress, Google Ads and LinkedIn Insight Tag. Company Ops: Microsoft 365, SendGrid and Mailchimp Transactional. Last checked October 20, 2026.

### What cloud does Hazel 4D run on?

Hazel 4D uses Microsoft Azure for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Microsoft Azure through a subdomain that points at Microsoft Azure. Microsoft Azure is used by 46,661 companies runsonwhat tracks.

### What CRM does Hazel 4D use?

Hazel 4D uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through email records that authorize HubSpot and code on hazel4d.com. HubSpot is used by 93,834 companies runsonwhat tracks.

### What email provider does Hazel 4D use?

Hazel 4D uses Microsoft 365 for email and office software, alongside Exclaimer, 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 710,115 companies runsonwhat tracks.

### What analytics tools does Hazel 4D use?

Hazel 4D uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on hazel4d.com. Google Analytics is used by 877,790 companies runsonwhat tracks.

### What is Hazel 4D's website built with?

Hazel 4D uses WordPress for its website, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on hazel4d.com. WordPress is used by 595,965 companies runsonwhat tracks.

### Does Hazel 4D use jQuery?

Yes. runsonwhat found jQuery at Hazel 4D through jQuery code on hazel4d.com. jQuery is a Frontend tool used by 914,462 companies runsonwhat tracks.

### Does Hazel 4D use AI tools?

Yes. runsonwhat has found Anthropic at Hazel 4D; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Hazel 4D may use more AI tools than these.

### How does runsonwhat know what Hazel 4D uses?

runsonwhat reads public records only. Of the 21 tools at Hazel 4D, 11 were found through code on hazel4d.com, 5 through email records, 4 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 hazel4d.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/hazel4d.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.