# What does GreyB use? GreyB (greyb.com) shows public evidence of 28 tools, according to runsonwhat (last checked 2026-10-19). - Industry: Management Consulting - Size: 201–1,000 employees - Based in: Singapore, Singapore - Founded: 2007 - LinkedIn: https://www.linkedin.com/company/greyb ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Email records, Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | 2025-09 | ## 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 | | | [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | ## 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 | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [Mixpanel](https://www.runsonwhat.com/reverse/mixpanel) | 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 | | | [Elementor](https://www.runsonwhat.com/reverse/elementor) | 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 | Custom domain, Email records, Website code | 2017-10 | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain | 2017-10 | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code | | | [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records | | | [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records | | | [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records | | | [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records | | ## FAQ ### What tools does GreyB use? As of October 2026, runsonwhat has found 28 tools at GreyB (greyb.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon CloudFront. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Google Workspace, Amazon SES and Let's Encrypt. Last checked October 19, 2026. ### What cloud does GreyB run on? GreyB uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on greyb.com. Amazon Web Services is used by 145,604 companies runsonwhat tracks. ### What CRM does GreyB use? GreyB uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and email records, and GreyB has used it since at least October 2017. HubSpot is used by 93,854 companies runsonwhat tracks. ### What email provider does GreyB use? GreyB uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on greyb.com. Google Workspace is used by 402,296 companies runsonwhat tracks. ### What analytics tools does GreyB use? GreyB uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Mixpanel, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on greyb.com. Google Analytics is used by 878,041 companies runsonwhat tracks. ### What is GreyB's website built with? GreyB uses WordPress for its website, alongside Yoast SEO, Elementor and HubSpot CMS, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on greyb.com. WordPress is used by 596,027 companies runsonwhat tracks. ### How long has GreyB used HubSpot? GreyB has used HubSpot since at least October 2017, going by the first public certificate of the greyb.com subdomain that points at HubSpot. Other long-running tools at GreyB include HubSpot CMS (since October 2017) and Amazon CloudFront (since September 2025). ### Does GreyB use jQuery? Yes. runsonwhat found jQuery at GreyB through jQuery code on greyb.com. jQuery is a Frontend tool used by 914,533 companies runsonwhat tracks. ### Does GreyB use AI tools? Yes. runsonwhat has found OpenAI at GreyB; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so GreyB may use more AI tools than these. ### How does runsonwhat know what GreyB uses? runsonwhat reads public records only. Of the 28 tools at GreyB, 15 were found through code on greyb.com, 7 through DNS records, 3 through subdomains that point at the vendor, 2 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 greyb.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/greyb.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.