Defined Benefit (Pension) · DOL Form 5500 · 2024

Plumbers and Steamfitters Local Union No. 33 Retirement Trust Pension Plan

Data updated 2026-08-25

$331M
Total assets Above avg plan size
1,233
Participants Near avg headcount
96th
Percentile by assets National rank
$268,440
Avg per participant High balance/head
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Official DOL plan name: Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust · Sponsored by Plumbers and Steamfitters Local Union No. 33 Retirement Trust · Iowa · Construction

$331M in assets, 1,233 participants

Plumbers and Steamfitters Local Union No. 33 Retirement Trust's Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust reported $331M in total assets and 1,233 participants in its 2024 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.

  • #8,633 in Construction (9,039 peers)

Coverage in Iowa

Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust covers 1,233 participants in Iowa, 2.0x the typical Iowa plan (state average ~609 per filing). Assets: $331M.

#8,633
in Construction (9,039 peers)
+12.8%
assets growth YoY
3.3×
vs typical plan assets (national mean)

Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust's outsized position by total assets

Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust vs every filed plan by assets

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

$330,986,539 Top 4% higher than 96% 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

Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust's large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust lands in the large band (1,233 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust end-of-year assets rose from $293M in the plan year 2023 filing to $331M in the plan year 2024 filing.
  • Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust reported net income rose from $34M in the plan year 2023 filing to $37M in the plan year 2024 filing.
  • Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust reported participants rose from 1,164 in the plan year 2023 filing to 1,233 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 426086687 · Plumbers and Steamfitters Local Union No. 33 Retirement Trust PY 2024 · Defined Benefit (Pension)

Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust · $331M · 1,233 · 96th

  • RANK $331M
  • RANK 1,233
  • RANK 96th
  • RANK Defined Benefit (Pension)
  • RANK near Itg Brands, LLC Retirement Allowance Plan for Hourly Rated and/or Piecework Employees
  • RANK ind #8633

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 →

Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust in the asset neighbourhood

Defined Benefit Plan of the Mid-Jersey Trucking Industry and Teamsters Local 701 Pension and Annuity FundDefined Benefit Plan of the …$331MPension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement TrustPension Plan of the Plumbers…$331MItg Brands, LLC Retirement Allowance Plan for Hourly Rated and/or Piecework EmployeesItg Brands, LLC Retirement A…$331MRetirement Plan for Employees of Intermountain Power Service CorporationRetirement Plan for Employee…$330MValeo, Inc. Pension Plan$330M
End-of-year total assets ($M) among Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2024.

Iowa filing particulars

Total Assets (Beginning of Year)$293M
Net Assets (End of Year)$330M
Net Income$37M
Employer EIN426086687
Plan Effective Date1953-12-29
Filing StatusFILING RECEIVED

Sponsor Plan History (Plumbers and Steamfitters Local Union No. 33 Retirement Trust)

Sponsor-wide plan assets over time

All Plumbers and Steamfitters Local Union No. 33 Retirement Trust plans reported in each filing year

Latest sponsor-wide plan assets
$331M 27.377167328385895% vs 2022
2024 filing year
$250M$300M$350M 202220232024 $260M $331M ▲ +27.4%
Year Plans Participants Total Assets
2022 1 1,152 $260M
2023 1 1,164 $293M
2024 1 1,233 $331M

Nearby Defined Benefit (Pension) Plans in Iowa

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust vs. nearby Defined Benefit (Pension) plans in Iowa, assets vs. participants Scatter plot of 6 data points. -5000050001000015000 00.511.522.5 Total assets ($B) Participants Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust, Total assets ($B): 0.330986539 · Participants: 1233Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement TrustTransamerica Pension Plan, Total assets ($B): 2.198965485 · Participants: 7170Transamerica Pension PlanPrincipal Cash Balance Plan, Total assets ($B): 1.466387124 · Participants: 11945Principal Cash Balance PlanMidamerican Energy Company Retirement Plan, Total assets ($B): 0.521334295 · Participants: 2805Midamerican Energy Company Retirement PlanEmployers Mutual Casualty Company Retirement Plan, Total assets ($B): 0.361826911 · Participants: 1908Employers Mutual Casualty Company Retirement PlanFbl Financial Group Retirement Plan, Total assets ($B): 0.253600654 · Participants: 533Fbl Financial Group Retirement Plan
Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust vs. nearby Defined Benefit (Pension) plans in Iowa, assets vs. participants

Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Iowa, the nearest Defined Benefit (Pension) by assets is Itg Brands, LLC Retirement Allowance Plan for Hourly Rated and/or Piecework Employees in NC ($331M); by covered participants it is Huhtamaki Retirement Accrual Plan in KS (1,233 participants). Same-state nearby plans are listed separately above.

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 Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust assets move in 2024?
Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust grew at a solid clip - up 12.8% during 2024, from $293M to $331M. Reported net income was $37M.
How have Plumbers and Steamfitters Local Union No. 33 Retirement Trust plan assets changed over time?
Across 3 plan years on file (2022-2024), Plumbers and Steamfitters Local Union No. 33 Retirement Trust's sponsor-wide assets grew 27.4%, from $260M to $331M.
Where does Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust rank by assets among Form 5500 filers?
Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust ranks in the 96th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which Defined Benefit (Pension) plans are similar in size to Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust?
Among Defined Benefit (Pension) plans in other states, the closest by assets is Itg Brands, LLC Retirement Allowance Plan for Hourly Rated and/or Piecework Employees in NC ($331M, 283 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Pension Plan of the Plumbers and Steamfitters Local Union No. 33 Retirement Trust?
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Huhtamaki Retirement Accrual Plan in KS (1,233 participants, $175M in assets).