Henjes, Conner & Williams PC
Employee benefit plan audit practice profile, built from plan year 2024 Form 5500 filings.
Last updated · Source data: plan year 2024 Form 5500 filings
How many 401(k) plans does Henjes, Conner & Williams PC audit?
Henjes, Conner & Williams PC was the independent auditor for 29 retirement plan filings (31 audited filings including welfare plans) in plan year 2024, with clients in 3 states and territories — the #379 practice nationally by volume.
Practice at a glance
| Measure | Value |
|---|---|
| Firm EIN (as filed) | 48-1292483 |
| Retirement plan audits (401(k), 403(b), pension) | 29 |
| All audited filings (incl. welfare plans) | 31 |
| States and territories with clients | 3 |
| National rank by retirement plan volume | #379 of 3,956 |
| National rank, all audited filings (league-table basis) | #374 of 4,052 |
| Average client size (participants) | 454 |
| Largest client (participants) | 3,146 |
Rankings derived from U.S. Department of Labor Form 5500 filings, plan year 2024. Read the full methodology.
Where does Henjes, Conner & Williams PC audit plans?
| State | Plans audited | Share of practice |
|---|---|---|
| Iowa | 23 | 79.3% |
| South Dakota | 5 | 17.2% |
| Nebraska | 1 | 3.4% |
Largest concentration: Iowa (23 plans). State reflects the plan sponsor’s address, not the firm’s office locations.
What audit opinions does Henjes, Conner & Williams PC issue?
| Opinion type | Filings | Share |
|---|---|---|
| Unmodified (clean) | 29 | 100.0% |
| Qualified | 0 | 0.0% |
| Disclaimer | 0 | 0.0% |
| Adverse | 0 | 0.0% |
As coded on Schedule H. A disclaimer here usually reflects the legacy limited-scope reporting convention (now the ERISA Section 103(a)(3)(C) election), not a failed audit — see the methodology.
Largest plans audited by Henjes, Conner & Williams PC
| Plan sponsor | State | Participants |
|---|---|---|
| Chesterman Company | IA | 3,146 |
| Diamond Vogel, Inc. | IA | 1,293 |
| Wilson Trailer Company | IA | 707 |
| Lunchtime Solutions, Inc. | SD | 640 |
| Sac & Fox Tribe of the Mississippi In Iowa | IA | 570 |
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About this profile
This page is generated from public U.S. Department of Labor Form 5500 filings in which Henjes, Conner & Williams PC (EIN 48-1292483) is named as the plan’s independent qualified public accountant. Henjes, Conner & Williams PC did not supply, review, or endorse this information, and inclusion is not a recommendation. Filing data can contain sponsor-entered errors; corrections are welcome via the about page.