401(k) · DOL Form 5500 · 2024

Mackay Manufacturing, Inc. 401(k) Plan

Data updated 2026-08-25

$26M
Total assets Below avg plan size
174
Participants Small participant base
75th
Percentile by assets National rank
$149,459
Avg per participant Above avg balance/head
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Official DOL plan name: Mackay Manufacturing, Inc. 401(k) Savings Plan · Sponsored by Mackay Manufacturing, Inc. · Washington · Manufacturing

$26M in assets, 174 participants

Mackay Manufacturing, Inc.'s Mackay Manufacturing, Inc. 401(k) Savings Plan reported $26M in total assets and 174 participants in its 2024 DOL Form 5500 filing, ranking in the 75th 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.

  • #11,675 in Manufacturing (17,777 peers)

Coverage in Washington

Mackay Manufacturing, Inc. 401(k) Savings Plan covers 174 participants in Washington, about 12% of the average Washington filer (state average ~1,476 per filing). Assets: $26M.

#11,675
in Manufacturing (17,777 peers)
+13.6%
assets growth YoY
0.3×
vs typical plan assets (national mean)

Mackay Manufacturing, Inc. 401(k) Savings Plan's outsized position by total assets

Mackay Manufacturing, Inc. 401(k) Savings Plan vs every filed plan by assets

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

$26,005,908 Top 25% higher than 75% 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

Mackay Manufacturing, Inc. 401(k) Savings 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. Mackay Manufacturing, Inc. 401(k) Savings Plan sits mid-pack in the medium band (174 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Mackay Manufacturing, Inc. 401(k) Savings Plan end-of-year assets rose from $23M in the plan year 2023 filing to $26M in the plan year 2024 filing.
  • Mackay Manufacturing, Inc. 401(k) Savings Plan reported net income rose from $3M in the plan year 2023 filing to $3M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 910829759 · Mackay Manufacturing, Inc. PY 2024 · 401(k)

Mackay Manufacturing, Inc. 401(k) Savings Plan · $26M · 174 · 75th

  • PHOTO $26M
  • PHOTO 174
  • PHOTO 75th
  • PHOTO 401(k)
  • PHOTO near Renovo Solutions, LLC 401(k) Plan
  • PHOTO ind #11675

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 Manufacturing retirement plans → · Plans in Washington →

Mackay Manufacturing, Inc. 401(k) Savings Plan in the asset neighbourhood

Mackay Manufacturing, Inc. 401(k) Savings PlanMackay Manufacturing, Inc. 4…$26MPet Food Experts, Inc. 401(k) and Profit Sharing PlanPet Food Experts, Inc. 401(k…$26MRenovo Solutions, LLC 401(k) PlanRenovo Solutions, LLC 401(k)…$26MGem Plumbing and Heating Co., Inc. 401(k) Profit Sharing PlanGem Plumbing and Heating Co.…$26MHydro-Temp Mechanical, Inc. Retirement Savings PlanHydro-Temp Mechanical, Inc. …$26M
End-of-year total assets ($M) among Mackay Manufacturing, Inc. 401(k) Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Washington filing particulars

Total Assets (Beginning of Year)$23M
Net Assets (End of Year)$26M
Net Income$3M
Employer EIN910829759
Plan Effective Date1989-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Mackay Manufacturing, Inc.)

Sponsor-wide plan assets over time

All Mackay Manufacturing, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$26M 29.224105533823508% vs 2022
2024 filing year
$18M$20M$22M$24M$26M$28M 202220232024 $20.1M $26M ▲ +29.3%
Year Plans Participants Total Assets
2022 1 161 $20M
2023 1 173 $23M
2024 1 174 $26M

Nearby 401(k) Plans in Washington

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

Mackay Manufacturing, Inc. 401(k) Savings Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. -500000050000010000001500000 -20020406080 Total assets ($B) Participants Mackay Manufacturing, Inc. 401(k) Savings Plan, Total assets ($B): 0.026005908 · Participants: 174Mackay Manufacturing, Inc. 401(k) Savings PlanThe Boeing Company 401(k) Retirement Plan, Total assets ($B): 73.910477714 · Participants: 139394The Boeing Company 401(k) Retirement PlanMicrosoft Corporation Savings Plus 401(k) Plan, Total assets ($B): 65.646011638 · Participants: 118818Microsoft Corporation Savings Plus 401(k) PlanCostco 401(k) Retirement Plan, Total assets ($B): 41.017392708 · Participants: 202468Costco 401(k) Retirement PlanAmazon 401(k) Plan, Total assets ($B): 34.593744657 · Participants: 1209303Amazon 401(k) Plan401(k) Savings Plan, Total assets ($B): 10.074085187 · Participants: 86668401(k) Savings Plan
Mackay Manufacturing, Inc. 401(k) Savings Plan vs. nearby 401(k) plans in Washington, assets vs. participants
Compare Mackay Manufacturing, Inc. 401(k) Savings Plan side-by-side with 3 peers →

Mackay Manufacturing, Inc. 401(k) Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Washington, the nearest 401(k) by assets is Renovo Solutions, LLC 401(k) Plan in CA ($26M); by covered participants it is Delta Systems, Inc. 401(k) Plan in OH (174 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (174 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 Mackay Manufacturing, Inc. 401(k) Savings Plan assets move in 2024? ▼
Mackay Manufacturing, Inc. 401(k) Savings Plan grew at a solid clip - up 13.6% during 2024, from $23M to $26M. Reported net income was $3M.
How have Mackay Manufacturing, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Mackay Manufacturing, Inc.'s sponsor-wide assets grew 29.2%, from $20M to $26M.
Where does Mackay Manufacturing, Inc. 401(k) Savings Plan rank by assets among Form 5500 filers? ▼
Mackay Manufacturing, Inc. 401(k) Savings Plan ranks in the 75th 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 Mackay Manufacturing, Inc. 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Renovo Solutions, LLC 401(k) Plan in CA ($26M, 553 participants).
Which 401(k) plans cover a similar participant headcount to Mackay Manufacturing, Inc. 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Delta Systems, Inc. 401(k) Plan in OH (174 participants, $15M 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 910829759.

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.