# What does Calligo use? Calligo (decisivedata.com) shows public evidence of 16 tools, according to runsonwhat (last checked 2026-11-08). - Industry: IT Services - Size: 51–200 employees - Based in: Redmond, United States - Founded: 2006 - LinkedIn: https://www.linkedin.com/company/calligo-limited ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records | | ## 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 | | | [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code | | | [Plausible](https://www.runsonwhat.com/reverse/plausible) | 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 | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records | | | [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records | | | [CookieHub](https://www.runsonwhat.com/reverse/cookiehub) | Security & Compliance | Website code | | ## Recent changes at Calligo - 2026-11-08: stopped using [AddToAny](https://www.runsonwhat.com/reverse/addtoany) - 2026-11-08: stopped using [Bugsnag](https://www.runsonwhat.com/reverse/bugsnag) - 2026-11-08: started using [Google Search Console](https://www.runsonwhat.com/reverse/gsc) - 2026-11-08: started using [llms.txt](https://www.runsonwhat.com/reverse/llms-txt) - 2026-11-08: stopped using [Marker.io](https://www.runsonwhat.com/reverse/marker-io) - 2026-11-08: stopped using [WP Engine](https://www.runsonwhat.com/reverse/wpengine) ## FAQ ### What tools does Calligo use? As of November 2026, runsonwhat has found 16 tools at Calligo (decisivedata.com) in public records. Edge & Hosting: Cloudflare. Application: Vimeo. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365, Proofpoint and CookieHub. Last checked November 8, 2026. ### What CRM does Calligo use? Calligo uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through HubSpot code on decisivedata.com. HubSpot is used by 97,598 companies runsonwhat tracks. ### What email provider does Calligo use? Calligo uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 733,996 companies runsonwhat tracks. ### What analytics tools does Calligo use? Calligo uses Google Analytics for analytics, alongside Google Tag Manager, Hotjar and Plausible, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on decisivedata.com. Google Analytics is used by 903,880 companies runsonwhat tracks. ### What is Calligo's website built with? Calligo uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on decisivedata.com. WordPress is used by 606,758 companies runsonwhat tracks. ### Does Calligo use Cloudflare? Yes. runsonwhat found Cloudflare at Calligo through DNS records that point at Cloudflare. Cloudflare is a CDN & Edge tool used by 733,057 companies runsonwhat tracks. ### Has Calligo changed tools recently? Yes. On runsonwhat's rechecks, Calligo started using Google Search Console and llms.txt (latest on November 8, 2026) and stopped using AddToAny, Bugsnag and Marker.io (latest on November 8, 2026). A change counts only between two checks of decisivedata.com done the same way. ### Which companies have a tech stack similar to Calligo's? The companies with the stacks most like Calligo's are Vital Records Control, Vast Coworking, Synack and Tweedsmuir Park Lodge, according to runsonwhat (November 2026). Each shares 8 to 12 tools with Calligo, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Calligo uses? runsonwhat reads public records only. Of the 16 tools at Calligo, 12 were found through code on decisivedata.com, 2 through email records, 1 through DNS records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and decisivedata.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/decisivedata.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.