401(k) · DOL Form 5500 · 2024

Plumbers and Pipefitters Local 551 401(k) Plan

Data updated 2026-08-25

$47M
Total assets Below avg plan size
142
Participants Small participant base
84th
Percentile by assets National rank
$333,673
Avg per participant High balance/head
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Official DOL plan name: Plumbers and Pipefitters Local 551 Pension Plan · Sponsored by Plumbers and Pipefitters Local 551 · Illinois · Construction

$47M in assets, 142 participants

Plumbers and Pipefitters Local 551's Plumbers and Pipefitters Local 551 Pension Plan reported $47M in total assets and 142 participants in its 2024 DOL Form 5500 filing, ranking in the 84th 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.

  • #7,395 in Construction (9,039 peers)

Coverage in Illinois

Plumbers and Pipefitters Local 551 Pension Plan covers 142 participants in Illinois, about 18% of the average Illinois filer (state average ~779 per filing). Assets: $47M.

#7,395
in Construction (9,039 peers)
+15.7%
assets growth YoY
0.5×
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 2024 · DOL Form 5500

$47,381,540 Top 16% higher than 84% 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

Plumbers and Pipefitters Local 551 Pension 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. Plumbers and Pipefitters Local 551 Pension Plan sits mid-pack in the medium band (142 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Plumbers and Pipefitters Local 551 Pension Plan end-of-year assets rose from $41M in the plan year 2023 filing to $47M in the plan year 2024 filing.
  • Plumbers and Pipefitters Local 551 Pension Plan reported participants rose from 124 in the plan year 2023 filing to 142 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 371136405 · Plumbers and Pipefitters Local 551 PY 2024 · 401(k)

Plumbers and Pipefitters Local 551 Pension Plan · $47M · 142 · 84th

  • EBSA $47M
  • EBSA 142
  • EBSA 84th
  • EBSA 401(k)
  • EBSA near Gray & Company, Inc. Pension Plan (a Profit Sharing Plan)
  • EBSA ind #7395

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

Plumbers and Pipefitters Local 551 Pension PlanPlumbers and Pipefitters Loc…$47MGray & Company, Inc. Pension Plan (a Profit Sharing Plan)Gray & Company, Inc. Pension…$47MVerite Group, Inc. 401(k) Profit Sharing Plan and TrustVerite Group, Inc. 401(k) Pr…$47MSchaedler Yesco Distribution Inc. Employee Stock Ownership PlanSchaedler Yesco Distribution…$47MOsco Industries, Inc. 401(k) Profit Sharing PlanOsco Industries, Inc. 401(k)…$47M
End-of-year total assets ($M) among Plumbers and Pipefitters Local 551 Pension Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Illinois filing particulars

Total Assets (Beginning of Year)$41M
Net Assets (End of Year)$47M
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 -50510152025 Total assets ($B) Participants Plumbers and Pipefitters Local 551 Pension Plan, Total assets ($B): 0.04738154 · Participants: 142Plumbers and Pipefitters Local 551 Pension PlanAccenture United States 401(k) Match and Savings Plan, Total assets ($B): 21.302643276 · Participants: 66965Accenture United States 401(k) Match and Savings PlanState Farm 401(k) Savings Plan, Total assets ($B): 19.010099056 · Participants: 63297State Farm 401(k) Savings PlanUnited Airlines Pilot Retirement Account Plan, Total assets ($B): 16.835964452 · Participants: 16659United Airlines Pilot Retirement Account PlanAbbott Laboratories Stock Retirement Plan, Total assets ($B): 15.755668 · Participants: 38229Abbott Laboratories Stock Retirement PlanWalgreens Retirement Savings Plan, Total assets ($B): 14.535873337 · Participants: 233635Walgreens 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 Gray & Company, Inc. Pension Plan (a Profit Sharing Plan) in LA ($47M); by covered participants it is Slickdeals, LLC 401(k) Profit Sharing Plan in NV (142 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (142 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 Plumbers and Pipefitters Local 551 Pension Plan assets move in 2024? ▼
Plumbers and Pipefitters Local 551 Pension Plan grew sharply - up 15.7% during 2024, from $41M to $47M. 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 84th 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 Plumbers and Pipefitters Local 551 Pension Plan? ▼
Among 401(k) plans in other states, the closest by assets is Gray & Company, Inc. Pension Plan (a Profit Sharing Plan) in LA ($47M, 162 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 Slickdeals, LLC 401(k) Profit Sharing Plan in NV (142 participants, $19M 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 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.