401(k) · DOL Form 5500 · 2024

Professional Office Services, Inc. 401(k) Plan

Data updated 2026-08-25

$54M
Total assets Below avg plan size
226
Participants Below avg headcount
85th
Percentile by assets National rank
$240,171
Avg per participant Above avg balance/head
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Official DOL plan name: Professional Office Services, Inc. 401(k) Plan · Sponsored by Professional Office Services, Inc. · Iowa · Manufacturing

$54M in assets, 226 participants

Professional Office Services, Inc.'s Professional Office Services, Inc. 401(k) Plan reported $54M in total assets and 226 participants in its 2024 DOL Form 5500 filing, ranking in the 85th 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.

  • #13,979 in Manufacturing (17,777 peers)

Coverage in Iowa

Professional Office Services, Inc. 401(k) Plan covers 226 participants in Iowa, about 37% of the average Iowa filer (state average ~609 per filing). Assets: $54M.

#13,979
in Manufacturing (17,777 peers)
+9.4%
assets growth YoY
0.5×
vs typical plan assets (national mean)

Professional Office Services, Inc. 401(k) Plan's outsized position by total assets

Professional Office Services, Inc. 401(k) Plan vs every filed plan by assets

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

$54,278,734 Top 15% higher than 85% 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

Professional Office Services, Inc. 401(k) 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. Professional Office Services, Inc. 401(k) Plan sits mid-pack in the medium band (226 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Professional Office Services, Inc. 401(k) Plan reported net income fell from $7M in the plan year 2023 filing to $5M in the plan year 2024 filing.
  • Professional Office Services, Inc. 401(k) Plan end-of-year assets rose from $50M in the plan year 2023 filing to $54M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 420956287 · Professional Office Services, Inc. PY 2024 · 401(k)

Professional Office Services, Inc. 401(k) Plan · $54M · 226 · 85th

  • PHOTO $54M
  • PHOTO 226
  • PHOTO 85th
  • PHOTO 401(k)
  • PHOTO near St. John Properties 401(k) Retirement Plan
  • PHOTO ind #13979

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 Iowa →

Professional Office Services, Inc. 401(k) Plan in the asset neighbourhood

Professional Office Services, Inc. 401(k) PlanProfessional Office Services…$54MMclaren Employees' 401(k) Retirement PlanMclaren Employees' 401(k) Re…$54MSt. John Properties 401(k) Retirement PlanSt. John Properties 401(k) R…$54MLenox Corporation 401(k) Plan$54MParsec, Inc. Profit Sharing/401(k) PlanParsec, Inc. Profit Sharing/…$54M
End-of-year total assets ($M) among Professional Office Services, Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Iowa filing particulars

Total Assets (Beginning of Year)$50M
Net Assets (End of Year)$54M
Net Income$5M
Employer EIN420956287
Plan Effective Date1994-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Professional Office Services, Inc.)

Sponsor-wide plan assets over time

All Professional Office Services, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$54M 27.589867332355922% vs 2022
2024 filing year
$40M$45M$50M$55M$60M 202220232024 $42.5M $54.3M ▲ +27.6%
Year Plans Participants Total Assets
2022 1 220 $43M
2023 1 228 $50M
2024 1 226 $54M

Nearby 401(k) Plans in Iowa

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

Professional Office Services, Inc. 401(k) Plan vs. nearby 401(k) plans in Iowa, assets vs. participants Scatter plot of 6 data points. -200000200004000060000 -1012345 Total assets ($B) Participants Professional Office Services, Inc. 401(k) Plan, Total assets ($B): 0.054278734 · Participants: 226Professional Office Services, Inc. 401(k) PlanThe Principal Select Savings Plan, Total assets ($B): 4.579548793 · Participants: 12841The Principal Select Savings PlanThe Rsm US LLP Retirement Plan, Total assets ($B): 3.375271119 · Participants: 14728The Rsm US LLP Retirement PlanIowa Health System Section 401(k) Retirement Savings Plan, Total assets ($B): 3.306182291 · Participants: 25072Iowa Health System Section 401(k) Retirement Savings PlanThe Hy-Vee and Affiliates 401(k) Plan, Total assets ($B): 3.1084169 · Participants: 55411The Hy-Vee and Affiliates 401(k) PlanTransamerica 401(k) Retirement Savings Plan, Total assets ($B): 2.720479704 · Participants: 8059Transamerica 401(k) Retirement Savings Plan
Professional Office Services, Inc. 401(k) Plan vs. nearby 401(k) plans in Iowa, assets vs. participants
Compare Professional Office Services, Inc. 401(k) Plan side-by-side with 3 peers →

Professional Office Services, Inc. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Iowa, the nearest 401(k) by assets is St. John Properties 401(k) Retirement Plan in MD ($54M); by covered participants it is F.H. Furr Plumbing, Heating & Air Conditioning, Inc. 401(k) Plan in VA (226 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($54M here).

Similar participant headcount

Nearest other-state filings by covered participants (226 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 Professional Office Services, Inc. 401(k) Plan assets move in 2024? ▼
Professional Office Services, Inc. 401(k) Plan grew at a solid clip - up 9.4% during 2024, from $50M to $54M. Reported net income was $5M.
How have Professional Office Services, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Professional Office Services, Inc.'s sponsor-wide assets grew 27.6%, from $43M to $54M.
Where does Professional Office Services, Inc. 401(k) Plan rank by assets among Form 5500 filers? ▼
Professional Office Services, Inc. 401(k) Plan ranks in the 85th 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 Professional Office Services, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is St. John Properties 401(k) Retirement Plan in MD ($54M, 248 participants).
Which 401(k) plans cover a similar participant headcount to Professional Office Services, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is F.H. Furr Plumbing, Heating & Air Conditioning, Inc. 401(k) Plan in VA (226 participants, $9M 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 420956287.

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.