Flex's tech stack
What does Flex use?
Flex (flex.com) uses at least 32 tools we can see from public records, including Pantheon for hosting, Microsoft 365 for email and documents, Salesforce for sales and Google Analytics for analytics. Last checked .
- Industry
- Electronics
- Size
- 10,000+ employees
- Based in
- United States
- Founded
- 1969
- Company page
- Tools found
- 32
- Categories
- 16
- Layers
- 5 of 5
- Last checked
- Oct 2026
Flex'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.
Edge & Hosting
3 tools, where the bytes are served from
Hosting & Cloud
CDN & Edge
Application
7 tools, what the product is built with
Data & Observability
3 tools, what they measure and store
Monitoring
Go-to-market
9 tools, how they find and keep customers
Website & CMS
Ads & Pixels
Sales & CRM
Company Ops
10 tools, what the team runs on day to day
Email Delivery
Workspace
Collaboration
Dev Tools
Finance & Legal
Security & Compliance
Flex tech stack FAQ
What tools does Flex use?
We've found 32 tools at Flex (flex.com). Edge & Hosting: Cloudflare, Fastly and Pantheon. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics, Google Tag Manager and New Relic. Go-to-market: WordPress, Google Ads and Rank Math. Company Ops: Microsoft 365, SendGrid and Atlassian. Last checked October 2, 2026.
What cloud does Flex run on?
Flex uses Pantheon for hosting. We found Pantheon through website code.
What CRM does Flex use?
Flex uses Salesforce and 6sense for sales and CRM. We found Salesforce through email records and website code.
What email provider does Flex use?
Flex uses Microsoft 365 for email and documents. We found Microsoft 365 through email records, DNS verification records and website code.
What analytics tools does Flex use?
Flex uses Google Analytics and Google Tag Manager for analytics. We found Google Analytics through website code.
What CMS does Flex use?
Flex uses WordPress and Rank Math for its website. We found WordPress through website code.
Does Flex use Microsoft 365?
Yes. We found Microsoft 365 at Flex through email records, DNS verification records and website code. Microsoft 365 is used by 485,197 companies we track.
How does runsonwhat know what Flex uses?
We read public traces only: Flex'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.