---
title: "Kostjučenko Sergejs — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cb738bd9-6d5b-559d-a868-db62f67c6ec6
json: https://whiteintel.dev/api/public/dossier/cb738bd9-6d5b-559d-a868-db62f67c6ec6
jurisdiction: LV
source: WhiteIntel corporate-ownership graph
---

# Kostjučenko Sergejs

**Type:** Person  
**Jurisdiction:** LV  
**Canonical dossier:** https://whiteintel.dev/entity/cb738bd9-6d5b-559d-a868-db62f67c6ec6  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cb738bd9-6d5b-559d-a868-db62f67c6ec6  

## Ownership & control

### Holdings / subsidiaries

- **Sabiedrība ar ierobežotu atbildību "GroGlass"** (chair of board) — https://whiteintel.dev/entity/7cff7f7d-2911-535f-a553-7733f5b93954
- **SIA "Alzette"** (chair of board) — https://whiteintel.dev/entity/6d1b0bba-8400-5aa9-8c77-ed51f4ad7e9c

## Provenance

- latvia_ur — https://data.gov.lv/dati/dataset/4de9697f-850b-45ec-8bba-61fa09ce932f

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **Kostjučenko Sergejs** — https://whiteintel.dev/entity/cb738bd9-6d5b-559d-a868-db62f67c6ec6 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Kostjučenko Sergejs**. Human view: https://whiteintel.dev/entity/cb738bd9-6d5b-559d-a868-db62f67c6ec6 · Structured JSON: https://whiteintel.dev/api/public/dossier/cb738bd9-6d5b-559d-a868-db62f67c6ec6._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._