What is “SDRU”?
SDRU (association or cooperative union) is a cooperative used primarily in Bulgaria. It signals limited liability and private ownership.
Where it's used
SDRU 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 SDRU in other jurisdictions — same entity category, different national law.
Normalizing “SDRU” in your data
When matching or deduplicating company records, the legal suffix is noise — “Acme SDRU” 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 SDRU", "country": "bg"}'{
"data": {
"canonical": "acme sdru",
"legal_type": null,
"tokens": [
"acme",
"sdru"
]
},
"meta": {
"pipeline": [
"lowercase",
"legal_suffix"
],
"confidence": 0.99
}
}Frequently asked questions
What does SDRU mean?
SDRU means "association or cooperative union".
Is a SDRU public or private?
A SDRU is a private entity — its shares are not publicly listed or traded on a stock exchange.
What is the liability in a SDRU?
Owners of a SDRU have limited liability. Their personal assets are protected, and their exposure is capped at the amount they invested.
Which countries use SDRU?
SDRU is used in Bulgaria.
Need to normalize SDRU at scale? The Ambect API handles it across 100+ countries in under 5 ms.
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