SIU's tech stack
What does SIU use?
SIU (siu.ch) uses at least 14 tools we can see from public records, including Microsoft 365 for email and documents, WhatsApp Business for customer support, Google Analytics for analytics and CookieYes for security. Last checked .
- Industry
- Education Management
- Size
- 11–50 employees
- Based in
- Zürich, Switzerland
- Founded
- 1966
- Company page
- Tools found
- 14
- Categories
- 8
- Layers
- 4 of 5
- Last checked
- Oct 2026
SIU's stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Application
2 tools, what the product is built with
Frontend
Media & UI
Data & Observability
2 tools, what they measure and store
Go-to-market
8 tools, how they find and keep customers
Company Ops
2 tools, what the team runs on day to day
Workspace
Security & Compliance
SIU tech stack FAQ
What tools does SIU use?
As of November 2026, runsonwhat has found 14 tools at SIU (siu.ch) in public records. Application: jQuery and Google Fonts. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: Google Ads, Meta Pixel and WhatsApp Business. Company Ops: Microsoft 365 and CookieYes. Last checked October 31, 2026.
What email provider does SIU use?
SIU uses Microsoft 365 for email and office software, 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 720,940 companies runsonwhat tracks.
What does SIU use for customer support?
SIU uses WhatsApp Business for customer support and documentation, alongside LiveChat, according to runsonwhat (November 2026). runsonwhat found WhatsApp Business through WhatsApp Business code on siu.ch. WhatsApp Business is used by 138,193 companies runsonwhat tracks.
What analytics tools does SIU use?
SIU uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on siu.ch. Google Analytics is used by 905,976 companies runsonwhat tracks.
Does SIU use jQuery?
Yes. runsonwhat found jQuery at SIU through jQuery code on siu.ch. jQuery is a Frontend tool used by 929,928 companies runsonwhat tracks.
How does runsonwhat know what SIU uses?
runsonwhat reads public records only. Of the 14 tools at SIU, 12 were found through code on siu.ch, 2 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and siu.ch about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.