401(k) · DOL Form 5500 · 2024

Williams International Co, LLC 401(k) Plan

Data updated 2026-08-25

$274M
Total assets Near avg plan size
2,182
Participants Above avg headcount
95th
Percentile by assets National rank
$125,682
Avg per participant Near avg balance/head
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Official DOL plan name: Williams International Employees Savings Plan · Sponsored by Williams International Co, LLC · Michigan · Manufacturing

$274M in assets, 2,182 participants

Williams International Co, LLC's Williams International Employees Savings Plan reported $274M in total assets and 2,182 participants in its 2024 DOL Form 5500 filing, ranking in the 95th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #16,521 in Manufacturing (17,777 peers)

Coverage in Michigan

Williams International Employees Savings Plan covers 2,182 participants in Michigan, 3.4x the typical Michigan plan (state average ~638 per filing). Assets: $274M.

#16,521
in Manufacturing (17,777 peers)
+16.4%
assets growth YoY
2.8×
vs typical plan assets (national mean)

Williams International Employees Savings Plan's outsized position by total assets

Williams International Employees Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$274,237,894 Top 5% higher than 95% of 123,620 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024

Williams International Employees Savings Plan's large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Williams International Employees Savings Plan lands in the large band (2,182 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Williams International Employees Savings Plan reported net income fell from $51M in the plan year 2023 filing to $39M in the plan year 2024 filing.
  • Williams International Employees Savings Plan end-of-year assets rose from $235M in the plan year 2023 filing to $274M in the plan year 2024 filing.
  • Williams International Employees Savings Plan reported participants rose from 2,016 in the plan year 2023 filing to 2,182 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 383232737 · Williams International Co, LLC PY 2024 · 401(k)

Williams International Employees Savings Plan · $274M · 2,182 · 95th

  • RANK $274M
  • RANK 2,182
  • RANK 95th
  • RANK 401(k)
  • RANK near Rpc 401(k) Plan
  • RANK ind #16521

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Manufacturing retirement plans → · Plans in Michigan →

Williams International Employees Savings Plan in the asset neighbourhood

Mediatek USA 401(k) Plan$274MAti Holdings, LLC 401(k) Profit Sharing PlanAti Holdings, LLC 401(k) Pro…$274MCohu, Inc. Employees' Retirement PlanCohu, Inc. Employees' Retire…$274MWilliams International Employees Savings PlanWilliams International Emplo…$274MRpc 401(k) Plan$274M
End-of-year total assets ($M) among Williams International Employees Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Michigan filing particulars

Total Assets (Beginning of Year)$235M
Net Assets (End of Year)$274M
Net Income$39M
Employer EIN383232737
Plan Effective Date1987-09-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Williams International Co, LLC)

Sponsor-wide plan assets over time

All Williams International Co, LLC plans reported in each filing year

Latest sponsor-wide plan assets
$411M 37.51057166596882% vs 2022
2024 filing year
$250M$300M$350M$400M$450M 202220232024 $299M $411M ▲ +37.5%
Year Plans Participants Total Assets
2022 3 3,837 $299M
2023 3 4,349 $362M
2024 3 4,545 $411M

Nearby 401(k) Plans in Michigan

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Williams International Employees Savings Plan vs. nearby 401(k) plans in Michigan, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -100102030 Total assets ($B) Participants Williams International Employees Savings Plan, Total assets ($B): 0.274237894 · Participants: 2182Williams International Employees Savings PlanGeneral Motors Retirement Savings Plan for Salaried Employees in the United States, Total assets ($B): 23.0591668 · Participants: 43053General Motors Retirement Savings Plan for Salaried Employees in the United StatesFord Motor Co. Savings and Stock Investment Plan for Salaried Employees, Total assets ($B): 17.26893589 · Participants: 31790Ford Motor Co. Savings and Stock Investment Plan for Salaried EmployeesThe Dow Chemical Company Employees' Savings Plan, Total assets ($B): 10.768606712 · Participants: 17128The Dow Chemical Company Employees' Savings PlanThe General Motors Personal Savings Plan for Hourly-Rate Employees in the United States, Total assets ($B): 9.568379082 · Participants: 42513The General Motors Personal Savings Plan for Hourly-Rate Employees in the United StatesFord Motor Co. Tax-Efficient Savings Plan for Hourly Employees, Total assets ($B): 8.2932975 · Participants: 60497Ford Motor Co. Tax-Efficient Savings Plan for Hourly Employees
Williams International Employees Savings Plan vs. nearby 401(k) plans in Michigan, assets vs. participants
Compare Williams International Employees Savings Plan side-by-side with 3 peers →

Williams International Employees Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Michigan, the nearest 401(k) by assets is Rpc 401(k) Plan in GA ($274M); by covered participants it is Isolved 401(k) Plan in NC (2,182 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($274M here).

Similar participant headcount

Nearest other-state filings by covered participants (2,182 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Williams International Employees Savings Plan assets move in 2024? ▼
Williams International Employees Savings Plan grew sharply - up 16.4% during 2024, from $235M to $274M. Reported net income was $39M.
How have Williams International Co, LLC plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Williams International Co, LLC's sponsor-wide assets grew 37.5%, from $299M to $411M.
Where does Williams International Employees Savings Plan rank by assets among Form 5500 filers? ▼
Williams International Employees Savings Plan ranks in the 95th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Williams International Employees Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Rpc 401(k) Plan in GA ($274M, 3,247 participants).
Which 401(k) plans cover a similar participant headcount to Williams International Employees Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Isolved 401(k) Plan in NC (2,182 participants, $109M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 383232737.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.