Bsi's tech stack
What does Bsi use?
Bsi (bsi-software.com) uses at least 13 tools we can see from public records, including Microsoft 365 for email and documents, Fathom for analytics, Mailjet for email delivery and Let's Encrypt for security. Last checked .
- Industry
- Software
- Size
- 201–1,000 employees
- Based in
- Baden, Switzerland
- Founded
- 1996
- Company page
- Tools found
- 13
- Categories
- 8
- Layers
- 4 of 5
- Last checked
- Oct 2026
Bsi'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
1 tool, what the product is built with
Data & Observability
1 tool, what they measure and store
Analytics
Go-to-market
1 tool, how they find and keep customers
Marketing
Company Ops
10 tools, what the team runs on day to day
Email Delivery
Workspace
Collaboration
Dev Tools
Security & Compliance
Bsi tech stack FAQ
What tools does Bsi use?
We've found 13 tools at Bsi (bsi-software.com). Application: Anthropic. Data & Observability: Fathom. Company Ops: Microsoft 365, Apple Business and Atlassian. Last checked October 7, 2026.
What email provider does Bsi use?
Bsi uses Microsoft 365 and Apple Business for email and documents. We found Microsoft 365 through DNS verification records, email records and website code.
What analytics tools does Bsi use?
Bsi uses Fathom for analytics. We found Fathom through website code.
Does Bsi use Microsoft 365?
Yes. We found Microsoft 365 at Bsi through DNS verification records, email records and website code. Microsoft 365 is used by 685,403 companies we track.
How does runsonwhat know what Bsi uses?
We read public traces only: Bsi's DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website 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.