401(k) · DOL Form 5500 · 2023
Willscot Mobile Mini Holdings Corp 401(k) Plan
Data updated 2026-08-11
- $246M
- Total assets
- 4,097
- Participants
- 96th
- Percentile by assets
- $60,069
- Avg per participant
Official DOL plan name: Willscot Mobile Mini 401(k) Plan · Sponsored by Willscot Mobile Mini Holdings Corp · Arizona · Real Estate
$246M in assets, 4,097 participants
Willscot Mobile Mini Holdings Corp's Willscot Mobile Mini 401(k) Plan reported $246M in total assets and 4,097 participants in its 2023 DOL Form 5500 filing, ranking in the 96th 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.
- 96th percentile by assets (of 127,072 plans)
- #4,685 in Real Estate (4,727 peers)
Coverage in Arizona
Willscot Mobile Mini 401(k) Plan covers 4,097 participants in Arizona, 7.3x the typical Arizona plan (state average ~564 per filing). Assets: $246M.
- $246M
- total plan assets (2023 EOY)
- 4,097
- covered participants
- 96th
- percentile by assets (of 127,072 plans)
- $60,069
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2022 → plan year 2023
- Willscot Mobile Mini 401(k) Plan reported net income rose from -$19M in the plan year 2022 filing to $48M in the plan year 2023 filing.
- Willscot Mobile Mini 401(k) Plan end-of-year assets rose from $198M in the plan year 2022 filing to $246M in the plan year 2023 filing.
- Willscot Mobile Mini 401(k) Plan reported participants rose from 3,351 in the plan year 2022 filing to 4,097 in the plan year 2023 filing.
Participants vs Arizona filers
In Arizona, the average filing covers about 564 participants across 2,304 plans. Willscot Mobile Mini 401(k) Plan reports 4,097 participants - 7.3x that state average ($246M EOY assets).
Arizona filing particulars
| Total Assets (Beginning of Year) | $198M |
|---|---|
| Net Assets (End of Year) | $246M |
| Net Income | $48M |
| Employer EIN | 520665775 |
| Plan Effective Date | 1993-01-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Willscot Mobile Mini Holdings Corp)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 1 | 3,351 | $198M |
| 2023 | 1 | 4,097 | $246M |
| 2024 | 1 | 4,627 | $285M |
Nearby 401(k) Plans in Arizona
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Willscot Mobile Mini 401(k) Plan vs. nearby 401(k) plans in Arizona, assets vs. participants
- Bechtel Trust & Thrift Plan $5.7B · 7,448
- Banner Health Employees 401(k) Plan $4.3B · 52,452
- Republic Services, Inc. 401(k) Plan $2.4B · 28,131
- Freeport-Mcmoran Inc. Employee Capital Accumulation Program $2.3B · 13,105
- Stantec 401(k) Plan $2.0B · 10,719
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Willscot Mobile Mini 401(k) Plan by total assets, not by location.
- Misa Consolidated 401(k) Plan (NY) $246M · 2,344
- Williams Mullen Clark & Dobbins 401(k) Retirement Plan (VA) $246M · 351
- Horace Mann 401(k) Plan (IL) $246M · N/A
- Ses Americom Retirement and Savings Plan (NJ) $246M · 747
Frequently Asked Questions
How did Willscot Mobile Mini 401(k) Plan assets move in 2023? ▼
How have Willscot Mobile Mini Holdings Corp plan assets changed over time? ▼
Where does Willscot Mobile Mini 401(k) Plan rank by assets among Form 5500 filers? ▼
Which 401(k) plans are similar in size to Willscot Mobile Mini 401(k) Plan? ▼
Next read for Willscot Mobile Mini 401(k) Plan
Filing takeaways
Ways to act on Willscot Mobile Mini 401(k) Plan's numbers.
- By total assets, Willscot Mobile Mini 401(k) Plan ranks in the top 5% of all filed plans by assets. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Arizona. Compare plans
- Willscot Mobile Mini Holdings Corp's sponsor-wide assets have grown 43.5% since 2022 across 3 plan years on file. More Real Estate plans