Employer · plans filed under one EIN
Cornerstone Chemical Company
Waggaman, LA · Manufacturing
Form 5500 information is as filed by the plan administrator with the Department of Labor and may be amended. Figures reflect the plan year shown, not current balances.
Cornerstone Chemical Company, based in Waggaman, Louisiana, sponsors 2 retirement plans with 100 or more participants: 2 defined contribution. Together they reported 556 participant records and $168M in net assets.
The largest is Cornerstone Chemical Company Union Employees' Savings and Profit Sharing Plan, a 401(k) plan with 300 participants. A person can be counted in more than one plan, so the participant total is a count of records rather than of people.
Employer contributions across the plans were $3.9M and participant contributions $5.3M in the latest plan years; benefits paid were $30.1M. Schedule C compensation reported to service provider organisations totalled $92K.
Combined net assets moved from $92.2M in 2011 to $168M in 2024 (up 83%). Plan mergers and spin-offs show up here as steps in the series.
Plans
| Plan | Kind | Plan year | Participants | Net assets | Per participant | Employer / active | Sch. C compensation |
|---|---|---|---|---|---|---|---|
| Cornerstone Chemical Company Union Employees' Savings and Profit Sharing Plan | 401(k) plan | 2024 | 300 | $84.8M | $282,752 | $10,191 | $46K |
| Cornerstone Chemical Co. Employees' Savings Plan | 401(k) plan | 2024 | 256 | $83.4M | $325,931 | $9,345 | $46K |
| US median, plan year 2024: DC plans $53,102 per participant, $2,175 employer contribution per active participant; DB plans $86,221 and $10,244. | |||||||
Trend by plan year
| Plan year | Plans | Participant records | Net assets | Employer contributions | Participant contributions |
|---|---|---|---|---|---|
| 2024 | 2 | 556 | $168M | $3.9M | $5.3M |
| 2023 | 2 | 599 | $169M | $4.7M | $6.3M |
| 2022 | 2 | 655 | $155M | $4.9M | $6.4M |
| 2021 | 2 | 606 | $189M | $4.5M | $5.9M |
| 2020 | 2 | 622 | $176M | $3.7M | $5.6M |
| 2019 | 2 | 592 | $166M | $4.7M | $5.6M |
| 2018 | 2 | 573 | $144M | $5.3M | $5.4M |
| 2017 | 2 | 537 | $157M | $5.3M | $5.2M |
| 2016 | 2 | 532 | $140M | $5.0M | $5.1M |
| 2015 | 2 | 511 | $132M | $4.4M | $4.4M |
| 2014 | 2 | 526 | $127M | $4.7M | $4.3M |
| 2013 | 2 | 556 | $133M | $5.1M | $4.2M |
| 2012 | 2 | 507 | $111M | $4.9M | $3.9M |
| 2011 | 2 | 477 | $92.2M | $4.1M | $3.1M |
History of the plans listed above, in the years each filed the full Form 5500 with 100 or more participants. Plans that have since terminated are not included.
Service providers
| Organisation | Services reported | Plans | Compensation reported |
|---|---|---|---|
| Vanguard Advisers Inc. | Investment advisory (participants) | 2 | $76,896 |
| The Vanguard Group, Inc. | Recordkeeping and information management; Trustee (directed); Securities brokerage; Participant loan processing | 2 | $15,009 |
Organisations paid $5,000 or more by any of these plans, from Schedule C. Individuals are not shown.
Questions and answers
How many retirement plans does Cornerstone Chemical Company have?
2 plans with 100 or more participants filed Form 5500 under its employer identification number for the latest plan years: Cornerstone Chemical Company Union Employees' Savings and Profit Sharing Plan and Cornerstone Chemical Co. Employees' Savings Plan. Smaller plans and plans filed under a subsidiary's number are not grouped here.
How much does Cornerstone Chemical Company contribute to its plans?
$3,948,810 in employer contributions across these plans in their latest plan years, about $9,847 per active participant record. Form 5500 reports totals and not the match or accrual formula.
Who provides services to these plans?
Schedule C filings name Vanguard Advisers Inc. and The Vanguard Group, Inc.. Only organisations paid $5,000 or more by a plan are listed on Schedule C.
Where does this come from?
Form 5500 annual reports filed with the Department of Labor's EFAST2 system, from the EBSA research files, with filings received through 24 Aug 2026. Figures are as filed and may be amended.
Provenance
Source: U.S. Department of Labor, Employee Benefits Security Administration, Form 5500 research files, public domain, with filings received through 24 Aug 2026. Plans are grouped by the sponsor's employer identification number exactly as filed; a company that files under several EINs appears as several employers. See the methodology and corrections.