What is “ATZT”?
ATZT (closed-type joint-stock company) is a private limited liability company used primarily in Ukraine. It signals limited liability and private ownership.
Where it's used
ATZT appears in company names registered in the following jurisdiction:
What it tells you about the company
Equivalent forms around the world
These are the closest structural equivalents to ATZT in other jurisdictions — same entity category, different national law.
Normalizing “ATZT” in your data
When matching or deduplicating company records, the legal suffix is noise — “Acme ATZT” and “Acme” should resolve to the same entity. One API call strips it and returns a stable canonical form:
curl -X POST https://api.ambect.com/v1/normalize/company \
-H "Authorization: Bearer $AMBECT_KEY" \
-H "Content-Type: application/json" \
-d '{"name": "Acme ATZT", "country": "ua"}'{
"data": {
"canonical": "acme atzt",
"legal_type": null,
"tokens": [
"acme",
"atzt"
]
},
"meta": {
"pipeline": [
"lowercase",
"legal_suffix"
],
"confidence": 0.99
}
}Frequently asked questions
What does ATZT mean?
ATZT means "closed-type joint-stock company".
Is a ATZT public or private?
A ATZT is a private entity — its shares are not publicly listed or traded on a stock exchange.
What is the liability in a ATZT?
Owners of a ATZT have limited liability. Their personal assets are protected, and their exposure is capped at the amount they invested.
Which countries use ATZT?
ATZT is used in Ukraine.
Is a ATZT the same as a LLC?
Functionally comparable — both are private limited liability company forms — but they operate under different national laws with distinct formation, capital, and governance requirements.
Need to normalize ATZT at scale? The Ambect API handles it across 100+ countries in under 5 ms.
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