401(k) · DOL Form 5500 · 2024

National Underground Group, Inc. 401(k) Plan

Data updated 2026-08-25

$36M
Total assets Below avg plan size
674
Participants Below avg headcount
80th
Percentile by assets National rank
$52,997
Avg per participant Low balance/head
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Official DOL plan name: National Underground Group 401(k) Savings Plan · Sponsored by National Underground Group, Inc. · California · Other Services

$36M in assets, 674 participants

National Underground Group, Inc.'s National Underground Group 401(k) Savings Plan reported $36M in total assets and 674 participants in its 2024 DOL Form 5500 filing, ranking in the 80th 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.

  • #6,961 in Other Services (7,719 peers)

Where National Underground Group 401(k) Savings Plan sits by assets

National Underground Group 401(k) Savings Plan sits in the top quartile of all filed plans by assets, $36M for 674 participants (~$52,997/participant), up 3.5% in 2024.

#6,961
in Other Services (7,719 peers)
+3.5%
assets growth YoY
0.4×
vs typical plan assets (national mean)

National Underground Group 401(k) Savings Plan's outsized position by total assets

National Underground Group 401(k) Savings Plan vs every filed plan by assets

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

$35,719,890 Top 20% higher than 80% 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

National Underground Group 401(k) Savings Plan 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. National Underground Group 401(k) Savings Plan sits mid-pack in the medium band (674 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • National Underground Group 401(k) Savings Plan reported net income fell from $4M in the plan year 2023 filing to $1M in the plan year 2024 filing.
  • National Underground Group 401(k) Savings Plan reported participants fell from 753 in the plan year 2023 filing to 674 in the plan year 2024 filing.
  • National Underground Group 401(k) Savings Plan end-of-year assets rose from $35M in the plan year 2023 filing to $36M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 474061642 · National Underground Group, Inc. PY 2024 · 401(k)

National Underground Group 401(k) Savings Plan · $36M · 674 · 80th

  • TYPE $36M
  • TYPE 674
  • TYPE 80th
  • TYPE 401(k)
  • TYPE near Children's Home & Aid Society of Illinois 401(k) Plan
  • TYPE ind #6961

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 Other Services retirement plans → · Plans in California →

National Underground Group 401(k) Savings Plan in the asset neighbourhood

Pollen, Inc. Employees Savings Trust PlanPollen, Inc. Employees Savin…$36MNational Underground Group 401(k) Savings PlanNational Underground Group 4…$36MChildren's Home & Aid Society of Illinois 401(k) PlanChildren's Home & Aid Societ…$36MUniversity Mechanical Contractors, Inc. 401(k) Profit Sharing PlanUniversity Mechanical Contra…$36MIps 401(k) Plan$36M
End-of-year total assets ($M) among National Underground Group 401(k) Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$35M
Net Assets (End of Year)$36M
Net Income$1M
Employer EIN474061642
Plan Effective Date1988-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (National Underground Group, Inc.)

Sponsor-wide plan assets over time

All National Underground Group, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$36M 16.412843843845312% vs 2022
2024 filing year
$30M$32M$34M$36M$38M 202220232024 $30.7M $35.7M ▲ +16.4%
Year Plans Participants Total Assets
2022 1 599 $31M
2023 1 753 $35M
2024 1 674 $36M

Nearby 401(k) Plans in California

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

National Underground Group 401(k) Savings Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -200204060 Total assets ($B) Participants National Underground Group 401(k) Savings Plan, Total assets ($B): 0.03571989 · Participants: 674National Underground Group 401(k) Savings PlanGoogle LLC 401(k) Savings Plan, Total assets ($B): 48.738057415 · Participants: 116712Google LLC 401(k) Savings PlanOracle Corporation 401(k) Savings and Investment Plan, Total assets ($B): 31.02646504 · Participants: 58962Oracle Corporation 401(k) Savings and Investment PlanIntel 401(k) Savings Plan, Total assets ($B): 24.850880304 · Participants: 55298Intel 401(k) Savings PlanApple 401(k) Plan, Total assets ($B): 24.714519387 · Participants: 101450Apple 401(k) PlanCisco Systems,Inc. 401(k) Plan, Total assets ($B): 22.728425546 · Participants: 40452Cisco Systems,Inc. 401(k) Plan
National Underground Group 401(k) Savings Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare National Underground Group 401(k) Savings Plan side-by-side with 3 peers →

National Underground Group 401(k) Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside California, the nearest 401(k) by assets is Children's Home & Aid Society of Illinois 401(k) Plan in IL ($36M); by covered participants it is Hom Furniture, Inc. Profit Sharing/ 401(k) Plan in MN (674 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (674 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 National Underground Group 401(k) Savings Plan assets move in 2024? ▼
National Underground Group 401(k) Savings Plan edged up modestly - up 3.5% during 2024, from $35M to $36M. Reported net income was $1M.
How have National Underground Group, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), National Underground Group, Inc.'s sponsor-wide assets grew 16.4%, from $31M to $36M.
Where does National Underground Group 401(k) Savings Plan rank by assets among Form 5500 filers? ▼
National Underground Group 401(k) Savings Plan ranks in the 80th 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 National Underground Group 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Children's Home & Aid Society of Illinois 401(k) Plan in IL ($36M, 996 participants).
Which 401(k) plans cover a similar participant headcount to National Underground Group 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Hom Furniture, Inc. Profit Sharing/ 401(k) Plan in MN (674 participants, $71M 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 474061642.

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.