401(k) · DOL Form 5500 · 2024

Mammoet USA South, Inc 401(k) Plan

Data updated 2026-08-25

$79M
Total assets Below avg plan size
377
Participants Below avg headcount
89th
Percentile by assets National rank
$210,859
Avg per participant Above avg balance/head
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Official DOL plan name: Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust · Sponsored by Mammoet USA South, Inc · Texas · Construction

$79M in assets, 377 participants

Mammoet USA South, Inc's Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust reported $79M in total assets and 377 participants in its 2024 DOL Form 5500 filing, ranking in the 89th 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.

  • #7,844 in Construction (9,039 peers)

Where Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust sits by assets

Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust sits in the top quartile of all filed plans by assets, $79M for 377 participants (~$210,859/participant), down 3.0% in 2024.

#7,844
in Construction (9,039 peers)
-3.0%
assets change YoY
0.8×
vs typical plan assets (national mean)

The plan reported a net loss of $2M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust's outsized position by total assets

Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust vs every filed plan by assets

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

$79,493,884 Top 11% higher than 89% 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

Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust sits mid-pack in the medium band (377 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust reported net income fell from $10M in the plan year 2023 filing to -$2M in the plan year 2024 filing.
  • Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust reported participants fell from 494 in the plan year 2023 filing to 377 in the plan year 2024 filing.
  • Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust end-of-year assets fell from $82M in the plan year 2023 filing to $79M in the plan year 2024 filing.

See the national 2023→2024 release diff →

DOL schedule card

Filing strip 760294739 · Mammoet USA South, Inc PY 2024 · 401(k)

Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust · $79M · 377 · 89th

  • PCT $79M
  • EIN 377
  • RANK 89th
  • PHOTO 401(k)
  • IND near The Goodman Group, Its Members & Affil. Retirement Savings Plan
  • EOY ind #7844

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 Construction retirement plans → · Plans in Texas →

Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust in the asset neighbourhood

Lpa, Inc. 401(k) Savings Plan$80MMammoet USA South, Inc 401(k) Profit Sharing Plan and TrustMammoet USA South, Inc 401(k…$79MThe Goodman Group, Its Members & Affil. Retirement Savings PlanThe Goodman Group, Its Membe…$79MLlog Exploration Company, L.L.C. 401(k) & Profit Sharing PlanLlog Exploration Company, L.…$79MAcquia, Inc. 401(k) Plan$79M
End-of-year total assets ($M) among Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$82M
Net Assets (End of Year)$79M
Net Income-$2M
Employer EIN760294739
Plan Effective Date2006-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Mammoet USA South, Inc)

Sponsor-wide plan assets over time

All Mammoet USA South, Inc plans reported in each filing year

Latest sponsor-wide plan assets
$79M 10.663938101161971% vs 2022
2024 filing year
$70M$75M$80M$85M 202220232024 $71.8M $79.5M ▲ +10.7%
Year Plans Participants Total Assets
2022 1 543 $72M
2023 1 494 $82M
2024 1 377 $79M

Nearby 401(k) Plans in Texas

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

Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust vs. nearby 401(k) plans in Texas, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -1001020304050 Total assets ($B) Participants Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust, Total assets ($B): 0.079493884 · Participants: 377Mammoet USA South, Inc 401(k) Profit Sharing Plan and TrustAT&T Retirement Savings Plan, Total assets ($B): 43.121795 · Participants: 109889AT&T Retirement Savings PlanExxonmobil Savings Plan, Total assets ($B): 23.711 · Participants: 21990Exxonmobil Savings PlanChevron Employee Savings Investment Plan, Total assets ($B): 20.378704663 · Participants: 21505Chevron Employee Savings Investment PlanCaterpillar 401(k) Savings Plan, Total assets ($B): 18.81200478 · Participants: 43873Caterpillar 401(k) Savings PlanSouthwest Airlines Co. Retirement Savings Plan, Total assets ($B): 16.991748637 · Participants: 67820Southwest Airlines Co. Retirement Savings Plan
Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust vs. nearby 401(k) plans in Texas, assets vs. participants

Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust's out-of-state 401(k) peers by assets and headcount

Outside Texas, the nearest 401(k) by assets is The Goodman Group, Its Members & Affil. Retirement Savings Plan in MN ($79M); by covered participants it is Steven Douglas Associates LLC 401(k) Profit Sharing Plan in FL (377 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (377 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 Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust assets move in 2024?
Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust edged down modestly - down 3.0% during 2024, from $82M to $79M. Reported net income was -$2M.
How have Mammoet USA South, Inc plan assets changed over time?
Across 3 plan years on file (2022-2024), Mammoet USA South, Inc's sponsor-wide assets grew 10.7%, from $72M to $79M.
Where does Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust rank by assets among Form 5500 filers?
Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust ranks in the 89th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust?
Among 401(k) plans in other states, the closest by assets is The Goodman Group, Its Members & Affil. Retirement Savings Plan in MN ($79M, 3,621 participants).
Which 401(k) plans cover a similar participant headcount to Mammoet USA South, Inc 401(k) Profit Sharing Plan and Trust?
Among 401(k) plans in other states, the closest by covered participants is Steven Douglas Associates LLC 401(k) Profit Sharing Plan in FL (377 participants, $23M in assets).