# What does Plan4Flex use? Plan4Flex (plan4flex.nl) shows public evidence of 22 tools, according to runsonwhat (last checked 2026-11-01). - Industry: Software - Size: 11–50 employees - Based in: 's-Hertogenbosch, Netherlands - Founded: 2009 - LinkedIn: https://www.linkedin.com/company/plan4flex ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | 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 | | ## 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 | | ## 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 | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain | | | [TOPdesk](https://www.runsonwhat.com/reverse/topdesk) | Support & Docs | Email records | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records, Website code | | | [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code | | ## FAQ ### What tools does Plan4Flex use? As of November 2026, runsonwhat has found 22 tools at Plan4Flex (plan4flex.nl) in public records. Edge & Hosting: Cloudflare. 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: Microsoft 365, reCAPTCHA and SendGrid. Last checked November 1, 2026. ### What CRM does Plan4Flex use? Plan4Flex uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through email records that authorize HubSpot. HubSpot is used by 96,846 companies runsonwhat tracks. ### What email provider does Plan4Flex use? Plan4Flex uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 724,503 companies runsonwhat tracks. ### What does Plan4Flex use for customer support? Plan4Flex uses TOPdesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found TOPdesk through email records that authorize TOPdesk. TOPdesk is used by 1,099 companies runsonwhat tracks. ### What analytics tools does Plan4Flex use? Plan4Flex uses Google Analytics for analytics, alongside Google Tag Manager and Microsoft Clarity, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on plan4flex.nl. Google Analytics is used by 906,094 companies runsonwhat tracks. ### What is Plan4Flex's website built with? Plan4Flex uses WordPress for its website, alongside Yoast SEO, Elementor and HubSpot CMS, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on plan4flex.nl. WordPress is used by 607,333 companies runsonwhat tracks. ### Does Plan4Flex use jQuery? Yes. runsonwhat found jQuery at Plan4Flex through jQuery code on plan4flex.nl. jQuery is a Frontend tool used by 930,051 companies runsonwhat tracks. ### Which companies have a tech stack similar to Plan4Flex's? The companies with the stacks most like Plan4Flex's are Health Data Management Partners, Asysco Legacy Transformation, Bizway: Hosting en Werkplekbeheer and Procura, according to runsonwhat (November 2026). Each shares 2 to 10 tools with Plan4Flex, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Plan4Flex uses? runsonwhat reads public records only. Of the 22 tools at Plan4Flex, 16 were found through code on plan4flex.nl, 4 through email records, 1 through DNS 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 plan4flex.nl about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/plan4flex.nl (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.