# What does Halling & Cayo, S.C. use?

Halling & Cayo, S.C. (hallingcayo.com) shows public evidence of 22 tools, according to runsonwhat (last checked 2026-10-31).

- Industry: Law Practice
- Size: 11–50 employees
- Based in: Milwaukee, United States
- Founded: 1970
- LinkedIn: https://www.linkedin.com/company/halling-

## 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 |  |
| [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code |  |
| [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code |  |
| [Lottie](https://www.runsonwhat.com/reverse/lottie) | 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 |  |
| [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Website code |  |
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code |  |
| [CallRail](https://www.runsonwhat.com/reverse/callrail) | Sales & CRM | 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 |  |
| [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records |  |
| [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Email records, Website code |  |
| [DMARC Digests](https://www.runsonwhat.com/reverse/dmarcdigests) | Security & Compliance | Email records |  |

## FAQ

### What tools does Halling & Cayo, S.C. use?

As of November 2026, runsonwhat has found 22 tools at Halling & Cayo, S.C. (hallingcayo.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, Mailchimp Transactional and Mailgun. Last checked October 31, 2026.

### What CRM does Halling & Cayo, S.C. use?

Halling & Cayo, S.C. uses HubSpot for its CRM, alongside CallRail, according to runsonwhat (November 2026). runsonwhat found HubSpot through HubSpot code on hallingcayo.com. HubSpot is used by 97,005 companies runsonwhat tracks.

### What email provider does Halling & Cayo, S.C. use?

Halling & Cayo, S.C. 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 and email records. Microsoft 365 is used by 726,362 companies runsonwhat tracks.

### What analytics tools does Halling & Cayo, S.C. use?

Halling & Cayo, S.C. uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on hallingcayo.com. Google Analytics is used by 905,699 companies runsonwhat tracks.

### What is Halling & Cayo, S.C.'s website built with?

Halling & Cayo, S.C. uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on hallingcayo.com. WordPress is used by 607,185 companies runsonwhat tracks.

### What marketing software does Halling & Cayo, S.C. use?

Halling & Cayo, S.C. uses Mailchimp for marketing, according to runsonwhat (November 2026). runsonwhat found Mailchimp through Mailchimp code on hallingcayo.com. Mailchimp is used by 118,258 companies runsonwhat tracks.

### Does Halling & Cayo, S.C. use jQuery?

Yes. runsonwhat found jQuery at Halling & Cayo, S.C. through jQuery code on hallingcayo.com. jQuery is a Frontend tool used by 929,544 companies runsonwhat tracks.

### How does runsonwhat know what Halling & Cayo, S.C. uses?

runsonwhat reads public records only. Of the 22 tools at Halling & Cayo, S.C., 15 were found through code on hallingcayo.com, 3 through DNS records, 3 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and hallingcayo.com about monthly.


---

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