401(k) · DOL Form 5500 · 2024
The Williams Companies, Inc. 401(k) Plan
Data updated 2026-08-06
- $2.0B
- Total assets
- 5,204
- Participants
- 99th
- Percentile by assets
- $380,216
- Avg per participant
Official DOL plan name: The Williams Investment Plus Plan · Sponsored by The Williams Companies, Inc. · Oklahoma · Management of Enterprises
$2.0B in assets, 5,204 participants
The Williams Companies, Inc.'s The Williams Investment Plus Plan reported $2.0B in total assets and 5,204 participants in its 2024 DOL Form 5500 filing, ranking in the 99th 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.
- 99th percentile by assets (of 116,472 plans)
- #1,063 in Management of Enterprises (1,094 peers)
Coverage in Oklahoma
The Williams Investment Plus Plan covers 5,204 participants in Oklahoma, 6.7x the typical Oklahoma plan (state average ~780 per filing). Assets: $2.0B.
- $2.0B
- total plan assets (2024 EOY)
- 5,204
- covered participants
- 99th
- percentile by assets (of 116,472 plans)
- $380,216
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2023 → plan year 2024
- The Williams Investment Plus Plan end-of-year assets rose from $1.7B in the plan year 2023 filing to $2.0B in the plan year 2024 filing.
- The Williams Investment Plus Plan reported net income fell from $296M in the plan year 2023 filing to $261M in the plan year 2024 filing.
- The Williams Investment Plus Plan reported participants rose from 5,041 in the plan year 2023 filing to 5,204 in the plan year 2024 filing.
Participants vs Oklahoma filers
In Oklahoma, the average filing covers about 780 participants across 1,219 plans. The Williams Investment Plus Plan reports 5,204 participants - 6.7x that state average ($2.0B EOY assets).
Oklahoma filing particulars
| Total Assets (Beginning of Year) | $1.7B |
|---|---|
| Net Assets (End of Year) | $2.0B |
| Net Income | $261M |
| Employer EIN | 730569878 |
| Plan Effective Date | 1987-07-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (The Williams Companies, Inc.)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 3 | 8,716 | $2.7B |
| 2023 | 5 | 8,855 | $3.1B |
| 2024 | 4 | 8,808 | $3.3B |
Nearby 401(k) Plans in Oklahoma
Peer 401(k) plans, same state, same plan type, ranked by total assets.
The Williams Investment Plus Plan vs. nearby 401(k) plans in Oklahoma, assets vs. participants
- Quiktrip Corporation Retirement Plan $4.8B · 13,369
- Oneok, Inc. 401(k) Plan $1.4B · 4,756
- Bok Financial 401(k) Plan $1.2B · 4,907
- Devon Energy Corporation Incentive Savings Plan $1.1B · 1,958
- Saint Francis Health System, Inc. 401(k) Savings P $1.0B · 10,537
Scale composition for The Williams Investment Plus Plan
The Williams Investment Plus Plan reports $2.0B in end-of-year assets across 5,204 participants (0.017% of the $11.6T held by all Form 5500 filers in the national rollup , and 0.006% of 89,805,449 covered participants) - about $380,216 per participant (2.8x the national average assets-per-participant) . Net income for plan year 2024 was $261M.
This plan identity (EIN 730569878, plan #008) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $1.4B to $2.0B (+42.8%) while covered participants moved from 4,848 to 5,204 . Single-year sparse filers cannot show that trail.
| Plan year | Participants | EOY assets | Filing |
|---|---|---|---|
| 2022 | 4,848 | $1.4B | Open filing |
| 2023 | 5,041 | $1.7B | Open filing |
| 2024 · index core | 5,204 | $2.0B | This page |
The same sponsor also keeps 1 other index-core plan on PlainRetire:
- Williams Pension Plan (Defined Benefit (Pension), $1.4B, 3,357 participants)
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to The Williams Investment Plus Plan by total assets, not by location.
- Wec Energy Group Employee Retirement Savings Plan (WI) $2.0B · 3,645
- Ukg Retirement Savings Plan (FL) $2.0B · 10,871
- Holland and Knight Profit Sharing Plan & Trust (FL) $2.0B · 3,700
- Midamerican Energy Company Retirement Savings Plan (IA) $2.0B · 6,813
Frequently Asked Questions
How did The Williams Investment Plus Plan assets move in 2024? ▼
How have The Williams Companies, Inc. plan assets changed over time? ▼
Where does The Williams Investment Plus Plan rank by assets among Form 5500 filers? ▼
Which 401(k) plans are similar in size to The Williams Investment Plus Plan? ▼
Next read for The Williams Investment Plus Plan
Filing takeaways
Ways to act on The Williams Investment Plus Plan's numbers.
- By total assets, The Williams Investment Plus Plan ranks among the largest 1% of all filed plans. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Oklahoma. Compare plans
- The Williams Companies, Inc.'s sponsor-wide assets have grown 25.5% since 2022 across 3 plan years on file. More Management of Enterprises plans