Efko's tech stack
What does Efko use?
Efko (efko.cz) uses at least 10 tools we can see from public records, including SparkPost for email delivery, Microsoft 365 for email and documents, Google Analytics for analytics and Mailchimp for marketing. Last checked .
- Industry
- Consumer Goods
- Size
- 51–200 employees
- Based in
- Chodov, Czechia
- Founded
- 1993
- Company page
- Tools found
- 10
- Categories
- 8
- Layers
- 4 of 5
- Last checked
- Nov 2026
Efko's stack, layer by layer
Of 10 tools, 6 came from website code, 3 from email records and 1 from DNS verification records. 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
3 tools, how they find and keep customers
Ads & Pixels
Company Ops
3 tools, what the team runs on day to day
Efko tech stack FAQ
What tools does Efko use?
As of November 2026, runsonwhat has found 10 tools at Efko (efko.cz) in public records. Application: jQuery and Google Fonts. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: Meta Pixel and Mailchimp. Company Ops: Microsoft 365, reCAPTCHA and SparkPost. Last checked November 6, 2026.
What email provider does Efko use?
Efko 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 code on efko.cz. Microsoft 365 is used by 734,344 companies runsonwhat tracks.
What analytics tools does Efko use?
Efko uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on efko.cz. Google Analytics is used by 903,970 companies runsonwhat tracks.
What marketing software does Efko use?
Efko uses Mailchimp for marketing, according to runsonwhat (November 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 119,045 companies runsonwhat tracks.
Does Efko use jQuery?
Yes. runsonwhat found jQuery at Efko through jQuery code on efko.cz. jQuery is a Frontend tool used by 927,238 companies runsonwhat tracks.
How does runsonwhat know what Efko uses?
runsonwhat reads public records only. Of the 10 tools at Efko, 6 were found through code on efko.cz, 3 through email records and 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and efko.cz 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.