Affiliated Entity was Westlake Chemical Partners’s largest revenue line in fiscal 2025, bringing in $1.03B of $1.17B (89%).
| Related and Nonrelated Parties | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 |
|---|---|---|---|---|---|
| Affiliated Entity | $1.34B | $1.03B | $950.80M | $1.03B | |
| Nonrelated Party | $250.24M | $164.14M | $185.10M | $133.42M | |
| Total | $1.59B | $1.19B | $1.14B | $1.17B |
Westlake Chemical Partners brought in $1.17B from its two revenue lines in fiscal 2025, the year ended December 31, 2025. That was up 2.7% from $1.14B in fiscal 2024. Affiliated Entity was the largest at $1.03B (88.6%), ahead of Nonrelated Party at $133.42M (11.4%).
Compared with fiscal 2024, Affiliated Entity grew 8.7% to $1.03B, while Nonrelated Party fell 27.9% to $133.42M. From fiscal 2022 to 2025, combined revenue from these revenue lines fell from $1.59B to $1.17B, a compound annual decline of 9.9%. Affiliated Entity's share of the total rose from 84.3% to 88.6%.
Westlake Chemical Partners (WLKP) reports its revenue by related and nonrelated parties. In fiscal 2025, Affiliated Entity was its largest revenue line, bringing in $1.03B (88.6% of the total), followed by Nonrelated Party at $133.42M (11.4%).
Affiliated Entity was Westlake Chemical Partners' largest revenue line in fiscal 2025, bringing in $1.03B, or 88.6% of the $1.17B total across its two revenue lines.
Affiliated Entity grew faster than Nonrelated Party in fiscal 2025, up 8.7% from $950.80M to $1.03B. Nonrelated Party fell 27.9% to $133.42M.
Every figure comes from Westlake Chemical Partners' annual financial filings, as reported. Each line keeps the name Westlake Chemical Partners gives it, and years follow its fiscal calendar.
Westlake Chemical Partners' revenue by related and nonrelated parties goes back to fiscal 2021, with figures through fiscal 2025. The latest four fiscal years are free to view, and the full history is available with a Business Quant subscription.