401(k) · DOL Form 5500 · 2024

Mahlum Architects, Inc. 401(k) Plan

Data updated 2026-08-25

$29M
Total assets Below avg plan size
85
Participants Small participant base
77th
Percentile by assets National rank
$345,278
Avg per participant High balance/head
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Official DOL plan name: Mahlum Architects, Inc. Retirement Plan · Sponsored by Mahlum Architects, Inc. · Washington · Professional & Technical Services

$29M in assets, 85 participants

Mahlum Architects, Inc.'s Mahlum Architects, Inc. Retirement Plan reported $29M in total assets and 85 participants in its 2024 DOL Form 5500 filing, ranking in the 77th 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.

  • #15,518 in Professional & Technical Services (20,173 peers)

Where Mahlum Architects, Inc. Retirement Plan sits by assets

Mahlum Architects, Inc. Retirement Plan sits in the top quartile of all filed plans by assets, $29M for 85 participants (~$345,278/participant), up 17.7% in 2024.

#15,518
in Professional & Technical Services (20,173 peers)
+17.7%
assets growth YoY
0.3×
vs typical plan assets (national mean)

Mahlum Architects, Inc. Retirement Plan's outsized position by total assets

Mahlum Architects, Inc. Retirement Plan vs every filed plan by assets

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

$29,348,603 Top 23% higher than 77% 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

Mahlum Architects, Inc. Retirement Plan among smaller filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Mahlum Architects, Inc. Retirement Plan is a small filing (85 participants) on this national headcount ladder.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Mahlum Architects, Inc. Retirement Plan end-of-year assets rose from $25M in the plan year 2023 filing to $29M in the plan year 2024 filing.
  • Mahlum Architects, Inc. Retirement Plan reported net income rose from $4M in the plan year 2023 filing to $4M in the plan year 2024 filing.
  • Mahlum Architects, Inc. Retirement Plan reported participants fell from 86 in the plan year 2023 filing to 85 in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 910939210 · Mahlum Architects, Inc. PY 2024 · 401(k)

Mahlum Architects, Inc. Retirement Plan · $29M · 85 · 77th

  • 5500 $29M
  • 5500 85
  • 5500 77th
  • 5500 401(k)
  • 5500 near Lightspeed Management Company Retirement Plan
  • 5500 ind #15518

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 Professional & Technical Services retirement plans → · Plans in Washington →

Mahlum Architects, Inc. Retirement Plan in the asset neighbourhood

Mahlum Architects, Inc. Retirement PlanMahlum Architects, Inc. Reti…$29MLightspeed Management Company Retirement PlanLightspeed Management Compan…$29M2 Circle, Inc. 401(k)$29MDexter Fastener Technologies, Inc. Retirement PlanDexter Fastener Technologies…$29MMister Car Wash 401(k) Retirement PlanMister Car Wash 401(k) Retir…$29M
End-of-year total assets ($M) among Mahlum Architects, Inc. Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$25M
Net Assets (End of Year)$29M
Net Income$4M
Employer EIN910939210
Plan Effective Date1988-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Mahlum Architects, Inc.)

Sponsor-wide plan assets over time

All Mahlum Architects, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$29M 39.879005335243974% vs 2022
2024 filing year
$20M$25M$30M$35M 202220232024 $21M $29.4M ▲ +39.9%
Year Plans Participants Total Assets
2022 1 83 $21M
2023 1 86 $25M
2024 1 85 $29M

Nearby 401(k) Plans in Washington

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

Mahlum Architects, Inc. Retirement Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. -500000050000010000001500000 -20020406080 Total assets ($B) Participants Mahlum Architects, Inc. Retirement Plan, Total assets ($B): 0.029348603 · Participants: 85Mahlum Architects, Inc. Retirement 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
Mahlum Architects, Inc. Retirement Plan vs. nearby 401(k) plans in Washington, assets vs. participants
Compare Mahlum Architects, Inc. Retirement Plan side-by-side with 3 peers →

Mahlum Architects, Inc. Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Washington, the nearest 401(k) by assets is Lightspeed Management Company Retirement Plan in CA ($29M); by covered participants it is Heart of America Beverage Company, LLC 401(k) Plan in MO (85 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($29M here).

Similar participant headcount

Nearest other-state filings by covered participants (85 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 Mahlum Architects, Inc. Retirement Plan assets move in 2024? ▼
Mahlum Architects, Inc. Retirement Plan grew sharply - up 17.7% during 2024, from $25M to $29M. Reported net income was $4M.
How have Mahlum Architects, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Mahlum Architects, Inc.'s sponsor-wide assets grew 39.9%, from $21M to $29M.
Where does Mahlum Architects, Inc. Retirement Plan rank by assets among Form 5500 filers? ▼
Mahlum Architects, Inc. Retirement Plan ranks in the 77th 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 Mahlum Architects, Inc. Retirement Plan? ▼
Among 401(k) plans in other states, the closest by assets is Lightspeed Management Company Retirement Plan in CA ($29M, 133 participants).
Which 401(k) plans cover a similar participant headcount to Mahlum Architects, Inc. Retirement Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Heart of America Beverage Company, LLC 401(k) Plan in MO (85 participants, $11M 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 910939210.

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.