401(k) · DOL Form 5500 · 2023

Quantum Mechanical Services, Inc. 401(k) Plan

Data updated 2026-08-25

$6M
Total assets Small plan by assets
92
Participants Small participant base
46th
Percentile by assets National rank
$60,011
Avg per participant Low balance/head
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Official DOL plan name: Quantum 401(k) Plan · Sponsored by Quantum Mechanical Services, Inc. · Texas · Construction

$6M in assets, 92 participants

Quantum Mechanical Services, Inc.'s Quantum 401(k) Plan reported $6M in total assets and 92 participants in its 2023 DOL Form 5500 filing, ranking in the 46th 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.

  • #4,016 in Construction (9,030 peers)

Quantum Mechanical Services, Inc. multi-year trail

Quantum Mechanical Services, Inc.'s plans moved +46.0% in assets from 2022 to 2024; this filing shows Quantum 401(k) Plan at $6M / 92 participants.

#4,016
in Construction (9,030 peers)
+25.7%
assets growth YoY

Quantum 401(k) Plan's mid-pack asset rank among Construction and all filers

Quantum 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$5,520,986 46th percentile higher than 46% of 127,068 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 2023

Quantum 401(k) Plan among smaller filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Quantum 401(k) Plan is a small filing (92 participants) on this national headcount ladder.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Quantum 401(k) Plan reported net income rose from -$346K in the plan year 2022 filing to $1M in the plan year 2023 filing.
  • Quantum 401(k) Plan end-of-year assets rose from $4M in the plan year 2022 filing to $6M in the plan year 2023 filing.
  • Quantum 401(k) Plan reported participants rose from 86 in the plan year 2022 filing to 92 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Published 5500 schedule card

Filing strip 260420561 · Quantum Mechanical Services, Inc. PY 2023 · 401(k)

Quantum 401(k) Plan · $6M · 92 · 46th

  • EBSA $6M
  • PART 92
  • TYPE 46th
  • NET 401(k)
  • BOOK near Smithco Construction 401(k) Plan
  • VS-ST ind #4016

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 →

Quantum 401(k) Plan in the asset neighbourhood

Quantum 401(k) Plan$6MSmithco Construction 401(k) PlanSmithco Construction 401(k) …$6MTouch of Color Flooring, Inc. 401(k) PlanTouch of Color Flooring, Inc…$6MCoway USA Inc. 401(k) Plan$6MThompson Child & Family Focus 401(k) PlanThompson Child & Family Focu…$6M
End-of-year total assets ($M) among Quantum 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Quantum Mechanical Services, Inc. multi-year asset trail

Sponsor-wide plan assets over time

All Quantum Mechanical Services, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$6M 45.969675693390045% vs 2022
2024 filing year
$4M$5M$6M$7M 202220232024 $4.39M $6.41M ▲ +46.0%
Year Plans Participants Total Assets
2022 1 86 $4M
2023 1 92 $6M
2024 1 88 $6M

Quantum Mechanical Services, Inc. filing trail (2023)

Total Assets (Beginning of Year)$4M
Net Assets (End of Year)$6M
Net Income$1M
Employer EIN260420561
Plan Effective Date2008-01-01
Filing StatusFILING RECEIVED

Nearby 401(k) Plans in Texas

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

Quantum 401(k) Plan vs. nearby 401(k) plans in Texas, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -1001020304050 Total assets ($B) Participants Quantum 401(k) Plan, Total assets ($B): 0.005520986 · Participants: 92Quantum 401(k) PlanAT&T Retirement Savings Plan, Total assets ($B): 40.012012 · Participants: 119854AT&T Retirement Savings PlanExxonmobil Savings Plan, Total assets ($B): 21.917 · Participants: 23477Exxonmobil Savings PlanCaterpillar 401(k) Savings Plan, Total assets ($B): 16.496476432 · Participants: 41679Caterpillar 401(k) Savings PlanAmerican Airlines, Inc. 401(k) Plan, Total assets ($B): 14.680189879 · Participants: 88792American Airlines, Inc. 401(k) PlanDell Inc. 401(k) Plan, Total assets ($B): 13.529835 · Participants: 45686Dell Inc. 401(k) Plan
Quantum 401(k) Plan vs. nearby 401(k) plans in Texas, assets vs. participants
Compare Quantum 401(k) Plan side-by-side with 3 peers →

Quantum 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Texas, the nearest 401(k) by assets is Smithco Construction 401(k) Plan in NM ($6M); by covered participants it is Melanson, P.C. 401(k) Plan in NH (92 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($6M here).

Similar participant headcount

Nearest other-state filings by covered participants (92 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Quantum 401(k) Plan assets move in 2023? ▼
Quantum 401(k) Plan grew sharply - up 25.7% during 2023, from $4M to $6M. Reported net income was $1M.
How have Quantum Mechanical Services, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Quantum Mechanical Services, Inc.'s sponsor-wide assets grew 46.0%, from $4M to $6M.
Which 401(k) plans are similar in size to Quantum 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Smithco Construction 401(k) Plan in NM ($6M, 142 participants).
Which 401(k) plans cover a similar participant headcount to Quantum 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Melanson, P.C. 401(k) Plan in NH (92 participants, N/A in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 260420561.

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.