401(k) · DOL Form 5500 · 2023

Plumbers and Pipefitters Local 551 401(k) Plan

Data updated 2026-08-25

$41M
Total assets Below avg plan size
124
Participants Small participant base
83rd
Percentile by assets National rank
$330,269
Avg per participant High balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Plumbers and Pipefitters Local 551 Pension Plan · Sponsored by Plumbers and Pipefitters Local 551 · Illinois · Construction

$41M in assets, 124 participants

Plumbers and Pipefitters Local 551's Plumbers and Pipefitters Local 551 Pension Plan reported $41M in total assets and 124 participants in its 2023 DOL Form 5500 filing, ranking in the 83rd 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.

  • #7,350 in Construction (9,030 peers)

Coverage in Illinois

Plumbers and Pipefitters Local 551 Pension Plan covers 124 participants in Illinois, about 16% of the average Illinois filer (state average ~779 per filing). Assets: $41M.

#7,350
in Construction (9,030 peers)
+18.4%
assets growth YoY
0.4×
vs typical plan assets (national mean)

Plumbers and Pipefitters Local 551 Pension Plan's outsized position by total assets

Plumbers and Pipefitters Local 551 Pension Plan vs every filed plan by assets

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

$40,953,305 Top 17% higher than 83% 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

Plumbers and Pipefitters Local 551 Pension Plan among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Plumbers and Pipefitters Local 551 Pension Plan sits mid-pack in the medium band (124 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Plumbers and Pipefitters Local 551 Pension Plan reported net income rose from $4M in the plan year 2022 filing to $6M in the plan year 2023 filing.
  • Plumbers and Pipefitters Local 551 Pension Plan end-of-year assets rose from $35M in the plan year 2022 filing to $41M in the plan year 2023 filing.
  • Plumbers and Pipefitters Local 551 Pension Plan reported participants rose from 121 in the plan year 2022 filing to 124 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Published 5500 schedule card

Filing strip 371136405 · Plumbers and Pipefitters Local 551 PY 2023 · 401(k)

Plumbers and Pipefitters Local 551 Pension Plan · $41M · 124 · 83rd

  • EOY $41M
  • EOY 124
  • EOY 83rd
  • EOY 401(k)
  • EOY near Germain Automotive Partnership, Inc. 401(k) Plan
  • EOY ind #7350

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 Illinois →

Plumbers and Pipefitters Local 551 Pension Plan in the asset neighbourhood

Barrett Distribution Centers, Inc. 401(k) Retirement PlanBarrett Distribution Centers…$41MPlumbers and Pipefitters Local 551 Pension PlanPlumbers and Pipefitters Loc…$41MGermain Automotive Partnership, Inc. 401(k) PlanGermain Automotive Partnersh…$41MCinch Home Services, Inc. and Affiliates 401(k) Retirement PlanCinch Home Services, Inc. an…$41MPayette Associates Inc. 401(k) PlanPayette Associates Inc. 401(…$41M
End-of-year total assets ($M) among Plumbers and Pipefitters Local 551 Pension Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Illinois filing particulars

Total Assets (Beginning of Year)$35M
Net Assets (End of Year)$41M
Net Income$6M
Employer EIN371136405
Plan Effective Date1983-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Plumbers and Pipefitters Local 551)

Sponsor-wide plan assets over time

All Plumbers and Pipefitters Local 551 plans reported in each filing year

Latest sponsor-wide plan assets
$47M 37.00377791975691% vs 2022
2024 filing year
$30M$35M$40M$45M$50M 202220232024 $34.6M $47.4M ▲ +37.0%
Year Plans Participants Total Assets
2022 1 121 $35M
2023 1 124 $41M
2024 1 142 $47M

Nearby 401(k) Plans in Illinois

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

Plumbers and Pipefitters Local 551 Pension Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. -1000000100000200000300000 -505101520 Total assets ($B) Participants Plumbers and Pipefitters Local 551 Pension Plan, Total assets ($B): 0.040953305 · Participants: 124Plumbers and Pipefitters Local 551 Pension PlanAccenture United States 401(k) Match Savings Plan, Total assets ($B): 17.594548115 · Participants: 69974Accenture United States 401(k) Match Savings PlanState Farm 401(k) Savings Plan, Total assets ($B): 16.935002041 · Participants: 60246State Farm 401(k) Savings PlanAbbott Laboratories Stock Retirement Plan, Total assets ($B): 14.496191 · Participants: 38012Abbott Laboratories Stock Retirement PlanUnited Airlines Pilot Retirement Account Plan, Total assets ($B): 14.367975914 · Participants: 14959United Airlines Pilot Retirement Account PlanWalgreens Retirement Savings Plan, Total assets ($B): 13.444551767 · Participants: 235331Walgreens Retirement Savings Plan
Plumbers and Pipefitters Local 551 Pension Plan vs. nearby 401(k) plans in Illinois, assets vs. participants
Compare Plumbers and Pipefitters Local 551 Pension Plan side-by-side with 3 peers →

Plumbers and Pipefitters Local 551 Pension Plan's out-of-state 401(k) peers by assets and headcount

Outside Illinois, the nearest 401(k) by assets is Germain Automotive Partnership, Inc. 401(k) Plan in OH ($41M); by covered participants it is F.L. Chamberlain School Retirement Plan in MA (124 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (124 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 Plumbers and Pipefitters Local 551 Pension Plan assets move in 2023? ▼
Plumbers and Pipefitters Local 551 Pension Plan grew sharply - up 18.4% during 2023, from $35M to $41M. Reported net income was $6M.
How have Plumbers and Pipefitters Local 551 plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Plumbers and Pipefitters Local 551's sponsor-wide assets grew 37.0%, from $35M to $47M.
Where does Plumbers and Pipefitters Local 551 Pension Plan rank by assets among Form 5500 filers? ▼
Plumbers and Pipefitters Local 551 Pension Plan ranks in the 83rd percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Plumbers and Pipefitters Local 551 Pension Plan? ▼
Among 401(k) plans in other states, the closest by assets is Germain Automotive Partnership, Inc. 401(k) Plan in OH ($41M, 1,065 participants).
Which 401(k) plans cover a similar participant headcount to Plumbers and Pipefitters Local 551 Pension Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is F.L. Chamberlain School Retirement Plan in MA (124 participants, $1M 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 371136405.

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.