# What does C. & E. Fein GmbH use? C. & E. Fein GmbH (fein.com) shows public evidence of 20 tools, according to runsonwhat (last checked 2026-10-19). - Size: 201–1,000 employees - Based in: Germany - Founded: 1867 ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | 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 | | | [GSAP](https://www.runsonwhat.com/reverse/gsap) | 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 | | | [Dynamics 365 Customer Voice](https://www.runsonwhat.com/reverse/dynamics-365-customer-voice) | Analytics | DNS verification records | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code | | | [WhatsApp Business](https://www.runsonwhat.com/reverse/whatsapp) | Support & Docs | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel) | Ads & Pixels | Website code | | | [Dynamics 365 Customer Insights](https://www.runsonwhat.com/reverse/dynamics-365-marketing) | Marketing | DNS verification records | | | [Leadinfo](https://www.runsonwhat.com/reverse/leadinfo) | 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 | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Valimail](https://www.runsonwhat.com/reverse/valimail) | Security & Compliance | Email records | | | [Mimecast](https://www.runsonwhat.com/reverse/mimecast) | Security & Compliance | Email records | | | [Wrike](https://www.runsonwhat.com/reverse/wrike) | Collaboration | DNS verification records | | ## Recent changes at C. & E. Fein GmbH - 2026-10-19: started using [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) - 2026-10-19: started using [Leadinfo](https://www.runsonwhat.com/reverse/leadinfo) - 2026-10-09: started using [Dynamics 365 Customer Voice](https://www.runsonwhat.com/reverse/dynamics-365-customer-voice) - 2026-10-09: started using [Dynamics 365 Customer Insights](https://www.runsonwhat.com/reverse/dynamics-365-marketing) ## FAQ ### What tools does C. & E. Fein use? As of October 2026, runsonwhat has found 20 tools at C. & E. Fein (fein.com) in public records. Edge & Hosting: Amazon Web Services and Microsoft Azure. Application: jQuery and GSAP. Data & Observability: Google Analytics, Google Tag Manager and Dynamics 365 Customer Voice. Go-to-market: Google Ads, Meta Pixel and WhatsApp Business. Company Ops: Microsoft 365, Apple Business and Valimail. Last checked October 19, 2026. ### What cloud does C. & E. Fein run on? C. & E. Fein uses Amazon Web Services for hosting and cloud infrastructure, alongside Microsoft Azure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on fein.com. Amazon Web Services is used by 145,070 companies runsonwhat tracks. ### What sales tools does C. & E. Fein use? The sales tools runsonwhat has found at C. & E. Fein are Leadinfo (October 2026); no CRM shows up in C. & E. Fein's public records. runsonwhat found Leadinfo through Leadinfo code on fein.com. Leadinfo is used by 5,484 companies runsonwhat tracks. ### What email provider does C. & E. Fein use? C. & E. Fein uses Microsoft 365 for email and office software, alongside Apple Business, 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 705,037 companies runsonwhat tracks. ### What does C. & E. Fein use for customer support? C. & E. Fein uses WhatsApp Business for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found WhatsApp Business through WhatsApp Business code on fein.com. WhatsApp Business is used by 133,178 companies runsonwhat tracks. ### What analytics tools does C. & E. Fein use? C. & E. Fein uses Google Analytics for analytics, alongside Google Tag Manager and Dynamics 365 Customer Voice, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on fein.com. Google Analytics is used by 858,159 companies runsonwhat tracks. ### Does C. & E. Fein use jQuery? Yes. runsonwhat found jQuery at C. & E. Fein through jQuery code on fein.com. jQuery is a Frontend tool used by 901,307 companies runsonwhat tracks. ### Has C. & E. Fein changed tools recently? Yes. On runsonwhat's rechecks, C. & E. Fein started using Microsoft Azure, Leadinfo and Dynamics 365 Customer Voice (latest on October 19, 2026). A change counts only between two checks of fein.com done the same way. ### Which companies have a tech stack similar to C. & E. Fein's? The companies with the stacks most like C. & E. Fein's are Vital Infrastructure Property Trust, Moore MKW, Choreograph and Norwich University, according to runsonwhat (October 2026). Each shares 8 to 12 tools with C. & E. Fein, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what C. & E. Fein uses? runsonwhat reads public records only. Of the 20 tools at C. & E. Fein, 11 were found through code on fein.com, 6 through DNS records, 2 through email 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 fein.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/fein.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.