401(k) · DOL Form 5500 · 2024

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) 401(k) Plan

Data updated 2026-08-25

$62M
Total assets Below avg plan size
486
Participants Below avg headcount
86th
Percentile by assets National rank
$127,173
Avg per participant Near avg balance/head
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Official DOL plan name: Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan · Sponsored by Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) · Iowa · Construction

$62M in assets, 486 participants

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k)'s Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan reported $62M in total assets and 486 participants in its 2024 DOL Form 5500 filing, ranking in the 86th 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.

  • #7,640 in Construction (9,039 peers)

Where Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan sits by assets

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan sits in the top quartile of all filed plans by assets, $62M for 486 participants (~$127,173/participant), up 12.1% in 2024.

#7,640
in Construction (9,039 peers)
+12.1%
assets growth YoY
0.6×
vs typical plan assets (national mean)

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan's outsized position by total assets

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan vs every filed plan by assets

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

$61,806,276 Top 14% higher than 86% 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

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) 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. Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan sits mid-pack in the medium band (486 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan reported net income fell from $10M in the plan year 2023 filing to $7M in the plan year 2024 filing.
  • Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan end-of-year assets rose from $55M in the plan year 2023 filing to $62M in the plan year 2024 filing.
  • Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan reported participants rose from 470 in the plan year 2023 filing to 486 in the plan year 2024 filing.

See the national 2023→2024 release diff →

DOL schedule card

Filing strip 421401231 · Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) PY 2024 · 401(k)

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan · $62M · 486 · 86th

  • IND $62M
  • EOY 486
  • 5500 86th
  • ASSETS 401(k)
  • PCT near Allgeier, Martin & Associates, Inc. Employees 401(k) Profit Sharing Plan
  • EIN ind #7640

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 Iowa →

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan in the asset neighbourhood

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) PlanCentral Iowa Sheet Metal Wor…$62MAllgeier, Martin & Associates, Inc. Employees 401(k) Profit Sharing PlanAllgeier, Martin & Associate…$62MGuidehouse Managed Services LLC 401(k) Savings PlanGuidehouse Managed Services …$62MMorgan Murphy Media Savings & Profit Sharing PlanMorgan Murphy Media Savings …$62MTeletracking Technologies, Inc. 401(k) PlanTeletracking Technologies, I…$62M
End-of-year total assets ($M) among Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$55M
Net Assets (End of Year)$62M
Net Income$7M
Employer EIN421401231
Plan Effective Date1993-04-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Central Iowa Sheet Metal Workers Supplemental Retirement 401(k))

Sponsor-wide plan assets over time

All Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) plans reported in each filing year

Latest sponsor-wide plan assets
$62M 36.16089799259955% vs 2022
2024 filing year
$40M$45M$50M$55M$60M$65M 202220232024 $45.4M $61.8M ▲ +36.2%
Year Plans Participants Total Assets
2022 1 447 $45M
2023 1 470 $55M
2024 1 486 $62M

Nearby 401(k) Plans in Iowa

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

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan vs. nearby 401(k) plans in Iowa, assets vs. participants Scatter plot of 6 data points. -200000200004000060000 -1012345 Total assets ($B) Participants Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan, Total assets ($B): 0.061806276 · Participants: 486Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) PlanThe Principal Select Savings Plan, Total assets ($B): 4.579548793 · Participants: 12841The Principal Select Savings PlanThe Rsm US LLP Retirement Plan, Total assets ($B): 3.375271119 · Participants: 14728The Rsm US LLP Retirement PlanIowa Health System Section 401(k) Retirement Savings Plan, Total assets ($B): 3.306182291 · Participants: 25072Iowa Health System Section 401(k) Retirement Savings PlanThe Hy-Vee and Affiliates 401(k) Plan, Total assets ($B): 3.1084169 · Participants: 55411The Hy-Vee and Affiliates 401(k) PlanTransamerica 401(k) Retirement Savings Plan, Total assets ($B): 2.720479704 · Participants: 8059Transamerica 401(k) Retirement Savings Plan
Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan vs. nearby 401(k) plans in Iowa, assets vs. participants

Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Iowa, the nearest 401(k) by assets is Allgeier, Martin & Associates, Inc. Employees 401(k) Profit Sharing Plan in MO ($62M); by covered participants it is 401(k) Plan for Employees of Castle & Cooke, Inc. and Participating Divisions and Subsidiaries in CA (486 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (486 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 Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan assets move in 2024?
Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan grew at a solid clip - up 12.1% during 2024, from $55M to $62M. Reported net income was $7M.
How have Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) plan assets changed over time?
Across 3 plan years on file (2022-2024), Central Iowa Sheet Metal Workers Supplemental Retirement 401(k)'s sponsor-wide assets grew 36.2%, from $45M to $62M.
Where does Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan rank by assets among Form 5500 filers?
Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan ranks in the 86th 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 Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is Allgeier, Martin & Associates, Inc. Employees 401(k) Profit Sharing Plan in MO ($62M, 136 participants).
Which 401(k) plans cover a similar participant headcount to Central Iowa Sheet Metal Workers Supplemental Retirement 401(k) Plan?
Among 401(k) plans in other states, the closest by covered participants is 401(k) Plan for Employees of Castle & Cooke, Inc. and Participating Divisions and Subsidiaries in CA (486 participants, $115M in assets).