WESTLAKE CHEMICAL OPCO LP
Limited Partnership · WILMINGTON, United States · LEI 549300XKK9RKNVFQW256
LEI active
Summary
WESTLAKE CHEMICAL OPCO LP is registered in the United States. Its legal form is Limited Partnership. According to GLEIF, its ultimate parent is WESTLAKE CORPORATION (United States), which is also its direct parent. That group has 5 subsidiaries with LEIs in 1 country, 5 of them in the United States. The LEI was first issued on 5 Dec 2018 and the record was last updated on 2 Jun 2026; the next renewal is due by 20 Jun 2027. AssetCensus found 1 data-quality note for this entity (see below).
Written from GLEIF data using fixed, reviewed sentence templates.
Data-quality notes (AssetCensus analysis)
- The ultimate-parent link rests on accounts for the period ending 31 Dec 2022, more than 24 months before this data release. The group may have changed since.
Company details
| Legal form | Limited Partnership |
|---|---|
| Register | · Register website |
| Registration number | 5477846 |
| Registration authority | Division of Corporations, Department of State |
| Jurisdiction | United States (US-DE) |
| Registered address | C/O THE CORPORATION TRUST COMPANY, CORPORATION TRUST CENTER, 19801 WILMINGTON, United States |
| Headquarters address | CORPORATION TRUST CENTER, 19801 WILMINGTON, United States |
| Category | company or other legal entity |
| Status | active |
| Founded (per GLEIF) | 6 May 2014 |
| LEI | 549300XKK9RKNVFQW256 |
| LEI status | active |
| LEI first issued | 5 Dec 2018 |
| LEI record last updated | 2 Jun 2026 |
| Next LEI renewal | 20 Jun 2027 |
| Corroboration of the LEI record | fully corroborated |
Group membership
WESTLAKE CHEMICAL OPCO LP this entity
Relationship to the parent
| Direct parent | Ultimate parent | |
|---|---|---|
| Parent | WESTLAKE CORPORATION | WESTLAKE CORPORATION |
| Accounting period | 1 Jan 2022 to 31 Dec 2022 | 1 Jan 2022 to 31 Dec 2022 |
| Evidence | other official documents | other official documents |
| Corroboration | supplied by the entity only | supplied by the entity only |
| Accounting standard | – | US GAAP |
| Relationship start | 20 Jun 2023 | 20 Jun 2023 |
| Recorded at GLEIF since | 5 Dec 2018 | 5 Dec 2018 |
| Last updated | 4 Jun 2025 | 2 Jun 2026 |
| Record status | current | current |
Other subsidiaries of the same direct parent (3)
- WESTLAKE CHEMICAL FINANCE CORPORATION United States
- WESTLAKE CHEMICAL PARTNERS LP United States
- WESTLAKE PETROCHEMICALS LLC United States