Westlake Management Services Inc.
Plan context: Westlake Savings Plan
EIN 76-0321065 • Houston, TX • 56 filings • 10 plans
Current Snapshot
Latest Year
2024
2024 Participants
10,686
2024 Assets
$2,858,872,249
2024 Contributions
$180,290,598
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2024 | 6 | 10,686 | $2,858,872,249 | $180,290,598 | $16,872iApproximate average salary by contribution assumption: employee only about $421,792 at 4% or $281,194 at 6%; with 50% employer match about $281,194 at 4% or $187,463 at 6%; with 100% employer match about $210,896 at 4% or $140,597 at 6%. |
| Westlake Savings Plan | - | 10,686 | $2,024,230,826 | $180,290,598 | $16,872iApproximate average salary by contribution assumption: employee only about $421,792 at 4% or $281,194 at 6%; with 50% employer match about $281,194 at 4% or $187,463 at 6%; with 100% employer match about $210,896 at 4% or $140,597 at 6%. |
| Westlake Master Defined Benefit Trust | - | - | $417,363,441 | - | - |
| Westlake Wage Employees' Defined Benefit Plan | - | 912 | $417,277,982 | - | - |
| Eagle Us 2 LLC Omnibus Retiree Welfare Benefit Plan | - | 0 | - | - | - |
| Eagle Us 2 LLC Retiree Medical Plan | - | 0 | - | - | - |
| Westlake Welfare Benefit Plan | - | 10,420 | - | - | - |
| 2023 | 6 | 10,707 | $2,626,088,102 | $172,432,779 | $16,105iApproximate average salary by contribution assumption: employee only about $402,617 at 4% or $268,411 at 6%; with 50% employer match about $268,411 at 4% or $178,941 at 6%; with 100% employer match about $201,308 at 4% or $134,206 at 6%. |
| Westlake Savings Plan | - | 10,707 | $1,772,659,922 | $172,432,779 | $16,105iApproximate average salary by contribution assumption: employee only about $402,617 at 4% or $268,411 at 6%; with 50% employer match about $268,411 at 4% or $178,941 at 6%; with 100% employer match about $201,308 at 4% or $134,206 at 6%. |
| Westlake Master Defined Benefit Trust | - | - | $426,829,443 | - | - |
| Westlake Wage Employees' Defined Benefit Plan | - | 981 | $426,598,737 | - | - |
| Westlake Welfare Benefit Plan | - | 10,503 | - | - | - |
| Eagle Us 2 LLC Omnibus Retiree Welfare Benefit Plan | - | 0 | - | - | - |
| Eagle Us 2 LLC Retiree Medical Plan | - | 0 | - | - | - |
| 2022 | 6 | 10,856 | $2,302,013,694 | $153,000,653 | $14,094iApproximate average salary by contribution assumption: employee only about $352,341 at 4% or $234,894 at 6%; with 50% employer match about $234,894 at 4% or $156,596 at 6%; with 100% employer match about $176,171 at 4% or $117,447 at 6%. |
| Westlake Savings Plan | - | 10,546 | $1,470,870,580 | $153,000,653 | $14,508iApproximate average salary by contribution assumption: employee only about $362,698 at 4% or $241,799 at 6%; with 50% employer match about $241,799 at 4% or $161,199 at 6%; with 100% employer match about $181,349 at 4% or $120,899 at 6%. |
| Westlake Master Defined Benefit Trust | - | - | $415,680,448 | - | - |
| Westlake Wage Employees' Defined Benefit Plan | - | 1,076 | $415,462,666 | - | - |
| Westlake Welfare Benefit Plan | - | 10,856 | - | - | - |
| Eagle Us 2 LLC Retiree Medical Plan | - | 0 | - | - | - |
| Eagle Us 2 LLC Omnibus Retiree Welfare Benefit Plan | - | 0 | - | - | - |
| 2021 | 5 | 9,573 | $2,736,205,598 | $120,725,728 | $12,611iApproximate average salary by contribution assumption: employee only about $315,277 at 4% or $210,184 at 6%; with 50% employer match about $210,184 at 4% or $140,123 at 6%; with 100% employer match about $157,638 at 4% or $105,092 at 6%. |
| Westlake Savings Plan | - | 9,573 | $1,612,244,857 | $120,725,728 | $12,611iApproximate average salary by contribution assumption: employee only about $315,277 at 4% or $210,184 at 6%; with 50% employer match about $210,184 at 4% or $140,123 at 6%; with 100% employer match about $157,638 at 4% or $105,092 at 6%. |
| Westlake Master Defined Benefit Trust | - | - | $562,191,174 | - | - |
| Westlake Wage Employees' Defined Benefit Plan | - | 1,205 | $561,769,567 | - | - |
| Westlake Welfare Benefit Plan | - | 5,997 | - | - | - |
| Eagle Us 2 LLC Omnibus Retiree Welfare Benefit Plan | - | 0 | - | - | - |
| 2020 | 5 | 5,921 | $2,406,997,674 | $108,714,856 | $18,361iApproximate average salary by contribution assumption: employee only about $459,022 at 4% or $306,015 at 6%; with 50% employer match about $306,015 at 4% or $204,010 at 6%; with 100% employer match about $229,511 at 4% or $153,007 at 6%. |
| Westlake Savings Plan | - | 5,921 | $1,280,301,071 | $108,104,708 | $18,258iApproximate average salary by contribution assumption: employee only about $456,446 at 4% or $304,297 at 6%; with 50% employer match about $304,297 at 4% or $202,865 at 6%; with 100% employer match about $228,223 at 4% or $152,149 at 6%. |
| Westlake Master Defined Benefit Trust | - | - | $563,463,038 | - | - |
| Westlake Wage Employees' Defined Benefit Plan | - | 1,376 | $563,233,565 | $610,148 | $443iApproximate average salary by contribution assumption: employee only about $11,086 at 4% or $7,390 at 6%; with 50% employer match about $7,390 at 4% or $4,927 at 6%; with 100% employer match about $5,543 at 4% or $3,695 at 6%. |
| Eagle Us 2 LLC Omnibus Retiree Welfare Benefit Plan | - | 0 | - | - | - |
| Westlake Welfare Benefit Plan | - | 5,906 | - | - | - |
| 2019 | 5 | 5,999 | $2,141,310,092 | $105,105,540 | $17,521iApproximate average salary by contribution assumption: employee only about $438,013 at 4% or $292,009 at 6%; with 50% employer match about $292,009 at 4% or $194,672 at 6%; with 100% employer match about $219,006 at 4% or $146,004 at 6%. |
| Westlake Savings Plan | - | 5,931 | $1,087,683,515 | $104,842,532 | $17,677iApproximate average salary by contribution assumption: employee only about $441,926 at 4% or $294,617 at 6%; with 50% employer match about $294,617 at 4% or $196,412 at 6%; with 100% employer match about $220,963 at 4% or $147,309 at 6%. |
| Westlake Master Defined Benefit Trust | - | - | $526,932,829 | - | - |
| Westlake Wage Employees' Defined Benefit Plan | - | 1,494 | $526,693,748 | $263,008 | $176iApproximate average salary by contribution assumption: employee only about $4,401 at 4% or $2,934 at 6%; with 50% employer match about $2,934 at 4% or $1,956 at 6%; with 100% employer match about $2,201 at 4% or $1,467 at 6%. |
| Westlake Welfare Benefit Plan | - | 5,999 | - | - | - |
| Eagle Us 2 LLC Omnibus Retiree Welfare Benefit Plan | - | 0 | - | - | - |
| 2018 | 6 | 6,272 | $1,830,234,357 | $97,665,615 | $15,572iApproximate average salary by contribution assumption: employee only about $389,292 at 4% or $259,528 at 6%; with 50% employer match about $259,528 at 4% or $173,019 at 6%; with 100% employer match about $194,646 at 4% or $129,764 at 6%. |
| Westlake Savings Plan | - | 6,272 | $862,214,759 | $97,463,767 | $15,540iApproximate average salary by contribution assumption: employee only about $388,488 at 4% or $258,992 at 6%; with 50% employer match about $258,992 at 4% or $172,661 at 6%; with 100% employer match about $194,244 at 4% or $129,496 at 6%. |
| Westlake Master Defined Benefit Trust | - | - | $484,125,560 | - | - |
| Westlake Wage Employees' Defined Benefit Plan | - | 1,601 | $483,894,038 | $124,378 | $78iApproximate average salary by contribution assumption: employee only about $1,942 at 4% or $1,295 at 6%; with 50% employer match about $1,295 at 4% or $863 at 6%; with 100% employer match about $971 at 4% or $647 at 6%. |
| Westlake Welfare Benefit Plan | - | 5,984 | - | - | - |
| Eagle Us 2 LLC Omnibus Retiree Welfare Benefit Plan | - | 0 | - | - | - |
| Westlake Salaried Employees' Defined Benefit Plan | - | 0 | - | $77,470 | - |
| 2017 | 5 | 6,193 | $1,551,550,983 | $94,050,608 | $15,187iApproximate average salary by contribution assumption: employee only about $379,665 at 4% or $253,110 at 6%; with 50% employer match about $253,110 at 4% or $168,740 at 6%; with 100% employer match about $189,832 at 4% or $126,555 at 6%. |
| Westlake Savings Plan | - | 6,193 | $898,466,759 | $93,370,608 | $15,077iApproximate average salary by contribution assumption: employee only about $376,920 at 4% or $251,280 at 6%; with 50% employer match about $251,280 at 4% or $167,520 at 6%; with 100% employer match about $188,460 at 4% or $125,640 at 6%. |
| Westlake Salaried Employees' Defined Benefit Plan | - | 1,616 | $634,368,069 | - | - |
| Westlake Wage Employees' Defined Benefit Plan | - | 104 | $18,716,155 | $680,000 | $6,538iApproximate average salary by contribution assumption: employee only about $163,462 at 4% or $108,974 at 6%; with 50% employer match about $108,974 at 4% or $72,650 at 6%; with 100% employer match about $81,731 at 4% or $54,487 at 6%. |
| Westlake Welfare Benefit Plan | - | 5,948 | - | - | - |
| Eagle Us 2 LLC Omnibus Retiree Welfare Benefit Plan | - | 0 | - | - | - |
| 2016 | 8 | 6,015 | $454,421,513 | $41,373,858 | $6,878iApproximate average salary by contribution assumption: employee only about $171,961 at 4% or $114,641 at 6%; with 50% employer match about $114,641 at 4% or $76,427 at 6%; with 100% employer match about $85,981 at 4% or $57,320 at 6%. |
| Westlake Savings Plan | - | 2,297 | $404,153,094 | $40,973,858 | $17,838iApproximate average salary by contribution assumption: employee only about $445,950 at 4% or $297,300 at 6%; with 50% employer match about $297,300 at 4% or $198,200 at 6%; with 100% employer match about $222,975 at 4% or $148,650 at 6%. |
| Westlake Salaried Employees' Defined Benefit Plan | - | 50 | $31,631,837 | - | - |
| Westlake Wage Employees' Defined Benefit Plan | - | 111 | $18,636,582 | $400,000 | $3,604iApproximate average salary by contribution assumption: employee only about $90,090 at 4% or $60,060 at 6%; with 50% employer match about $60,060 at 4% or $40,040 at 6%; with 100% employer match about $45,045 at 4% or $30,030 at 6%. |
| Westlake Welfare Benefit Plan | - | 6,015 | - | - | - |
| Westlake Welfare Benefit Plan | - | 0 | - | - | - |
| Westlake Welfare Benefit Plan | - | 0 | - | - | - |
| Eagle Us 2 LLC Retiree Medical Plan | - | 0 | - | - | - |
| Eagle Us 2 LLC Omnibus Retiree Welfare Benefit Plan | - | 0 | - | - | - |
| 2015 | 4 | 2,204 | $415,935,101 | $39,434,276 | $17,892iApproximate average salary by contribution assumption: employee only about $447,303 at 4% or $298,202 at 6%; with 50% employer match about $298,202 at 4% or $198,802 at 6%; with 100% employer match about $223,652 at 4% or $149,101 at 6%. |
| Westlake Savings Plan | - | 2,195 | $365,171,732 | $37,397,276 | $17,037iApproximate average salary by contribution assumption: employee only about $425,937 at 4% or $283,958 at 6%; with 50% employer match about $283,958 at 4% or $189,305 at 6%; with 100% employer match about $212,969 at 4% or $141,979 at 6%. |
| Westlake Salaried Employees' Defined Benefit Plan | - | 51 | $31,290,337 | $900,000 | $17,647iApproximate average salary by contribution assumption: employee only about $441,176 at 4% or $294,118 at 6%; with 50% employer match about $294,118 at 4% or $196,078 at 6%; with 100% employer match about $220,588 at 4% or $147,059 at 6%. |
| Westlake Wage Employees' Defined Benefit Plan | - | 118 | $19,473,032 | $1,137,000 | $9,636iApproximate average salary by contribution assumption: employee only about $240,890 at 4% or $160,593 at 6%; with 50% employer match about $160,593 at 4% or $107,062 at 6%; with 100% employer match about $120,445 at 4% or $80,297 at 6%. |
| Westlake Welfare Benefit Plan | - | 2,204 | - | - | - |