401(k) · DOL Form 5500 · 2023

Plumbers Local Union No. 1 Employee 401(k) Savings Plan 401(k) Plan

Data updated 2026-08-25

$873M
Total assets Above avg plan size
4,724
Participants Above avg headcount
98th
Percentile by assets National rank
$184,827
Avg per participant Above avg balance/head
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Official DOL plan name: Plumbers Local Union No. 1 Employee 401(k) Savings Plan · Sponsored by Plumbers Local Union No. 1 Employee 401(k) Savings Plan · New York · Construction

$873M in assets, 4,724 participants

Plumbers Local Union No. 1 Employee 401(k) Savings Plan's Plumbers Local Union No. 1 Employee 401(k) Savings Plan reported $873M in total assets and 4,724 participants in its 2023 DOL Form 5500 filing, ranking in the 98th 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.

  • #8,888 in Construction (9,030 peers)

Coverage in New York

Plumbers Local Union No. 1 Employee 401(k) Savings Plan covers 4,724 participants in New York, 5.9x the typical New York plan (state average ~798 per filing). Assets: $873M.

#8,888
in Construction (9,030 peers)
+17.3%
assets growth YoY
8.8×
vs typical plan assets (national mean)

Plumbers Local Union No. 1 Employee 401(k) Savings Plan's outsized position by total assets

Plumbers Local Union No. 1 Employee 401(k) Savings Plan vs every filed plan by assets

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

$873,121,458 Top 2% higher than 98% 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 Local Union No. 1 Employee 401(k) Savings Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Plumbers Local Union No. 1 Employee 401(k) Savings Plan lands in the large band (4,724 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Plumbers Local Union No. 1 Employee 401(k) Savings Plan reported net income rose from -$133M in the plan year 2022 filing to $129M in the plan year 2023 filing.
  • Plumbers Local Union No. 1 Employee 401(k) Savings Plan end-of-year assets rose from $744M in the plan year 2022 filing to $873M in the plan year 2023 filing.
  • Plumbers Local Union No. 1 Employee 401(k) Savings Plan reported participants fell from 4,764 in the plan year 2022 filing to 4,724 in the plan year 2023 filing.

See the national 2022→2023 release diff →

EBSA filing schedule strip

Filing strip 133877439 · Plumbers Local Union No. 1 Employee 401(k) Savings Plan PY 2023 · 401(k)

Plumbers Local Union No. 1 Employee 401(k) Savings Plan · $873M · 4,724 · 98th

  • PART $873M
  • TYPE 4,724
  • NET 98th
  • BOOK 401(k)
  • VS-ST near Idex Corporation Savings Plan
  • BOY ind #8888

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 New York →

Plumbers Local Union No. 1 Employee 401(k) Savings Plan in the asset neighbourhood

Idex Corporation Savings Plan$873MPlumbers Local Union No. 1 Employee 401(k) Savings PlanPlumbers Local Union No. 1 E…$873MRoss Stores, Inc. 401(k) Savings PlanRoss Stores, Inc. 401(k) Sav…$873MCovanta Energy Savings Plan$872MAflac Incorporated 401(k) Savings and Profit Sharing PlanAflac Incorporated 401(k) Sa…$871M
End-of-year total assets ($M) among Plumbers Local Union No. 1 Employee 401(k) Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

New York filing particulars

Total Assets (Beginning of Year)$744M
Net Assets (End of Year)$873M
Net Income$129M
Employer EIN133877439
Plan Effective Date1996-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Plumbers Local Union No. 1 Employee 401(k) Savings Plan)

Sponsor-wide plan assets over time

All Plumbers Local Union No. 1 Employee 401(k) Savings Plan plans reported in each filing year

Latest sponsor-wide plan assets
$961M 29.167708034259277% vs 2022
2024 filing year
$700M$800M$900M$1,000M 202220232024 $744M $961M ▲ +29.2%
Year Plans Participants Total Assets
2022 1 4,764 $744M
2023 1 4,724 $873M
2024 1 4,638 $961M

Nearby 401(k) Plans in New York

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

Plumbers Local Union No. 1 Employee 401(k) Savings Plan vs. nearby 401(k) plans in New York, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -20020406080 Total assets ($B) Participants Plumbers Local Union No. 1 Employee 401(k) Savings Plan, Total assets ($B): 0.873121458 · Participants: 4724Plumbers Local Union No. 1 Employee 401(k) Savings PlanIBM 401 (K) Plus Plan, Total assets ($B): 57.428456306 · Participants: 54912IBM 401 (K) Plus PlanPfizer Savings Plan, Total assets ($B): 19.56134085 · Participants: 30033Pfizer Savings PlanMorgan Stanley 401(k) Plan, Total assets ($B): 19.235068266 · Participants: 55363Morgan Stanley 401(k) PlanThe Pepsico Savings Plan, Total assets ($B): 13.651296 · Participants: 133597The Pepsico Savings PlanThe Goldman Sachs 401(k) Plan, Total assets ($B): 11.428659742 · Participants: 24866The Goldman Sachs 401(k) Plan
Plumbers Local Union No. 1 Employee 401(k) Savings Plan vs. nearby 401(k) plans in New York, assets vs. participants
Compare Plumbers Local Union No. 1 Employee 401(k) Savings Plan side-by-side with 3 peers →

Plumbers Local Union No. 1 Employee 401(k) Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside New York, the nearest 401(k) by assets is Idex Corporation Savings Plan in IL ($873M); by covered participants it is Iuoe Local 478 Annuity Fund in CT (4,723 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($873M here).

Similar participant headcount

Nearest other-state filings by covered participants (4,724 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 Local Union No. 1 Employee 401(k) Savings Plan assets move in 2023? ▼
Plumbers Local Union No. 1 Employee 401(k) Savings Plan grew sharply - up 17.3% during 2023, from $744M to $873M. Reported net income was $129M.
How have Plumbers Local Union No. 1 Employee 401(k) Savings Plan plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Plumbers Local Union No. 1 Employee 401(k) Savings Plan's sponsor-wide assets grew 29.2%, from $744M to $961M.
Where does Plumbers Local Union No. 1 Employee 401(k) Savings Plan rank by assets among Form 5500 filers? ▼
Plumbers Local Union No. 1 Employee 401(k) Savings Plan ranks in the 98th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Plumbers Local Union No. 1 Employee 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Idex Corporation Savings Plan in IL ($873M, 4,521 participants).
Which 401(k) plans cover a similar participant headcount to Plumbers Local Union No. 1 Employee 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Iuoe Local 478 Annuity Fund in CT (4,723 participants, $340M 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 133877439.

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.