401(k) · DOL Form 5500 · 2023

Mansfield & Robbins Plumbing 401(k) Plan

Data updated 2026-08-25

$3M
Total assets Small plan by assets: 10
Participants Small participant base: 37th
Percentile by assets National rank: $331,998
Avg per participant High balance/head

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Official DOL plan name: Mansfield & Robbins Plumbing 401(k) Plan · Sponsored by Mansfield & Robbins Plumbing · Massachusetts · Construction

$3M in assets, 10 participants

Mansfield & Robbins Plumbing's Mansfield & Robbins Plumbing 401(k) Plan reported $3M in total assets and 10 participants in its 2023 DOL Form 5500 filing, ranking in the 37th 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.

#3,185 in Construction (9,030 peers)

Mansfield & Robbins Plumbing multi-year trail

Mansfield & Robbins Plumbing's plans moved -39.6% in assets from 2023 to 2024; this filing shows Mansfield & Robbins Plumbing 401(k) Plan at $3M / 10 participants.

#3,185
in Construction (9,030 peers): +27.2%
assets growth YoY

Mansfield & Robbins Plumbing 401(k) Plan's mid-pack asset rank among Construction and all filers

Mansfield & Robbins Plumbing 401(k) Plan vs every filed plan by assets

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

$3,319,976 37th percentile higher than 37% of 127,068 filed plans

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

Mansfield & Robbins Plumbing 401(k) Plan among micro filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Mansfield & Robbins Plumbing 401(k) Plan is a micro filing (10 participants), the leftmost band.

Micro (1-10) 35,718 filings (27%) Small (11-100) 27,089 filings (21%) Medium (101-1,000) 55,445 filings (43%) Large (1,001-10,000) 10,273 filings (8%) Mega (10,000+) 1,374 filings (1%)

EBSA filing schedule strip

Filing strip 611460174 · Mansfield & Robbins Plumbing PY 2023 · 401(k)

Mansfield & Robbins Plumbing 401(k) Plan · $3M · 10 · 37th

SCH $3M
EBSA 10
PART 37th
TYPE 401(k)
NET near Lexington Law Firm 401(k) Plan
BOOK ind #3185

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 Massachusetts →

End-of-year total assets ($M) among Mansfield & Robbins Plumbing 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Mansfield & Robbins Plumbing multi-year asset trail

Latest sponsor-wide plan assets: $2M 39.647274558611265% vs 2023; 2024 filing year

Year	Plans	Participants	Total Assets
2023	1	10	$3M
2024	1	10	$2M

Mansfield & Robbins Plumbing filing trail (2023)

Total Assets (Beginning of Year)	$3M
Net Assets (End of Year)	$3M
Net Income	$710K
Employer EIN	611460174
Plan Effective Date	2007-01-01
Filing Status	FILING RECEIVED

Nearby 401(k) Plans in Massachusetts

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

Mansfield & Robbins Plumbing 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Fidelity Retirement Savings Plan $28.6B · 62,289
Liberty Mutual 401(k) Plan $10.6B · 37,052
Massachusetts Institute of Technology Supplemental 401(k) Plan $6.8B · 14,094
Boston Scientific Corporation 401(k) Retirement Savings Plan $5.8B · 19,881
Philips North America 401(k) Plan $5.8B · 19,120

Compare Mansfield & Robbins Plumbing 401(k) Plan side-by-side with 3 peers →

Mansfield & Robbins Plumbing 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is Lexington Law Firm 401(k) Plan in UT ($3M); by covered participants it is Nicholas E. Nahernak Dds, PC 401(k) Profit Sharing Pl 816828 in MI (10 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($3M here).

Lexington Law Firm 401(k) Plan (UT) $3M · 213
Cornerstone Systems Nw 401(k) Plan (WV) $3M · 22
Beaton, Inc. 401(k) Plan (IA) $3M · 180
Preferred Care of New Jersey 401(k) Plan (NJ) $3M · 1,316

Similar participant headcount

Nearest other-state filings by covered participants (10 participants); asset peers above are excluded.

Nicholas E. Nahernak Dds, PC 401(k) Profit Sharing Pl 816828 (MI) 10 · 0 off
Jacobson Capital, Inc. 401(k) and Profit Sharing Plan (NC) 10 · 0 off
Leo Riley & Co. 401(k) Savings Plan & Trust (WY) 10 · 0 off
John Jackson Masonry 401(k) Profit Sharing Plan (CA) 10 · 0 off

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 Mansfield & Robbins Plumbing 401(k) Plan assets move in 2023? ▼

Mansfield & Robbins Plumbing 401(k) Plan grew sharply - up 27.2% during 2023, from $3M to $3M. Reported net income was $710K.

How have Mansfield & Robbins Plumbing plan assets changed over time? ▼

Across 2 plan years on file (2023-2024), Mansfield & Robbins Plumbing's sponsor-wide assets declined 39.6%, from $3M to $2M.

Which 401(k) plans are similar in size to Mansfield & Robbins Plumbing 401(k) Plan? ▼

Among 401(k) plans in other states, the closest by assets is Lexington Law Firm 401(k) Plan in UT ($3M, 213 participants).

Which 401(k) plans cover a similar participant headcount to Mansfield & Robbins Plumbing 401(k) Plan? ▼

Among 401(k) plans in other states, the closest by covered participants is Nicholas E. Nahernak Dds, PC 401(k) Profit Sharing Pl 816828 in MI (10 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 611460174.