# What does Witco use? Witco (witco.io) shows public evidence of 25 tools, according to runsonwhat (last checked 2026-11-02). - Industry: Software - Size: 51–200 employees - Based in: Paris, France - Founded: 2016 - LinkedIn: https://www.linkedin.com/company/witcoapp ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Subprocessor list | | | [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) | Hosting & Cloud | Subprocessor list | | | [OVHcloud](https://www.runsonwhat.com/reverse/ovh) | Hosting & Cloud | DNS records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code | | | [Lottie](https://www.runsonwhat.com/reverse/lottie) | Media & UI | Website code | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | Subprocessor list | | ## 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 | | | [Amplitude](https://www.runsonwhat.com/reverse/amplitude) | Analytics | Subprocessor list | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Custom domain, Email records, Subprocessor list | 2022-08 | | [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | Custom domain, Website code | | | [Apollo.io](https://www.runsonwhat.com/reverse/apollo) | 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 | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Subprocessor list | | | [Axeptio](https://www.runsonwhat.com/reverse/axeptio) | Security & Compliance | Website code | | | [Notion](https://www.runsonwhat.com/reverse/notion) | Collaboration | DNS verification records | | | [Riot](https://www.runsonwhat.com/reverse/riot-security) | Security & Compliance | DNS verification records | | ## FAQ ### What tools does Witco use? As of November 2026, runsonwhat has found 25 tools at Witco (witco.io) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Microsoft Azure. Application: jQuery, Vimeo and Lottie. Data & Observability: Google Analytics, Google Tag Manager and Amplitude. Go-to-market: Google Ads, HubSpot and Zendesk. Company Ops: Microsoft 365, SendGrid and Apple Business. Last checked November 2, 2026. ### What cloud does Witco run on? Witco uses Amazon Web Services for hosting and cloud infrastructure, alongside Microsoft Azure and OVHcloud, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services on witco.io's subprocessor list. Amazon Web Services is used by 147,075 companies runsonwhat tracks. ### What CRM does Witco use? Witco uses HubSpot for its CRM, alongside Apollo.io, according to runsonwhat (November 2026). runsonwhat found HubSpot through HubSpot code on witco.io. HubSpot is used by 96,842 companies runsonwhat tracks. ### What email provider does Witco use? Witco uses Microsoft 365 for email and office software, alongside Apple Business, 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 724,532 companies runsonwhat tracks. ### What does Witco use for customer support? Witco uses Zendesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records, and Witco has used it since at least August 2022. Zendesk is used by 43,204 companies runsonwhat tracks. ### What payment provider does Witco use? Witco uses Stripe for payments and billing, according to runsonwhat (November 2026). runsonwhat found Stripe through Stripe on witco.io's subprocessor list. Stripe is used by 31,101 companies runsonwhat tracks. ### How long has Witco used Zendesk? Witco has used Zendesk since at least August 2022, going by the first public certificate of the witco.io subdomain that points at Zendesk. ### Does Witco use jQuery? Yes. runsonwhat found jQuery at Witco through jQuery code on witco.io. jQuery is a Frontend tool used by 930,025 companies runsonwhat tracks. ### Which companies have a tech stack similar to Witco's? The companies with the stacks most like Witco's are Kesco, Promotica, 株式会社長崎ケーブルメディア and Official Church of Scientology, according to runsonwhat (November 2026). Each shares 4 to 10 tools with Witco, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Witco uses? runsonwhat reads public records only. Of the 25 tools at Witco, 11 were found through code on witco.io, 5 through DNS records, 5 through its own subprocessor list, 2 through subdomains that point at the vendor, 1 through website configuration files and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and witco.io about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/witco.io (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.