runsonwhat

CESI's tech stack

What does CESI use?

CESI (cesi.fr) uses at least 20 tools we can see from public records, including Salesforce for sales, ServiceNow for customer support, Pardot for marketing and Microsoft 365 for email and documents. Last checked .

Based in
France
LinkedIn
Company page
Re-check liveVisit cesi.fr
Tools found
20
Categories
13
Layers
5 of 5
Last checked
Nov 2026

CESI's stack, layer by layer

Of 20 tools, 9 came from website code, 5 from DNS verification records, 4 from email records and 2 from other records. 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

1 tool, where the bytes are served from

DNS

Application

1 tool, what the product is built with

Frontend

Data & Observability

2 tools, what they measure and store

Analytics

Go-to-market

10 tools, how they find and keep customers

Website & CMS

Marketing

Ads & Pixels

Sales & CRM

Support & Docs

Company Ops

6 tools, what the team runs on day to day

Email Delivery

Workspace

Collaboration

Dev Tools

Finance & Legal

Companies like CESI also use

Tools common among companies with a similar stack that we haven't found at CESI.

Companies with a stack like CESI's

Ranked by shared tools, with rare tools counting more.

CESI tech stack FAQ

What tools does CESI use?

As of November 2026, runsonwhat has found 20 tools at CESI (cesi.fr) in public records. Edge & Hosting: Gandi. Application: jQuery. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365, SendGrid and Atlassian. Last checked November 8, 2026.

What CRM does CESI use?

CESI uses Salesforce for its CRM, according to runsonwhat (November 2026). runsonwhat found Salesforce through email records that authorize Salesforce. Salesforce is used by 35,536 companies runsonwhat tracks.

What email provider does CESI use?

CESI uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 736,658 companies runsonwhat tracks.

What does CESI use for customer support?

CESI uses ServiceNow for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found ServiceNow through a subdomain that points at ServiceNow. ServiceNow is used by 978 companies runsonwhat tracks.

What analytics tools does CESI use?

CESI uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on cesi.fr. Google Analytics is used by 904,020 companies runsonwhat tracks.

What is CESI's website built with?

CESI uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on cesi.fr. WordPress is used by 606,889 companies runsonwhat tracks.

Does CESI use jQuery?

Yes. runsonwhat found jQuery at CESI through jQuery code on cesi.fr. jQuery is a Frontend tool used by 927,255 companies runsonwhat tracks.

Which companies have a tech stack similar to CESI's?

The companies with the stacks most like CESI's are Interroll Group, Convergence Group, VCU Health and Massmart: Company News and Information, according to runsonwhat (November 2026). Each shares 6 to 10 tools with CESI, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what CESI uses?

runsonwhat reads public records only. Of the 20 tools at CESI, 9 were found through code on cesi.fr, 6 through DNS records, 4 through email 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 cesi.fr 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.