RSM US LLP

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 RSM US LLP audit?

RSM US LLP was the independent auditor for 1 retirement plan filing in plan year 2024, with clients in 1 state — the #3,621 practice nationally by volume.

Practice at a glance

RSM US LLP: plan year 2024 Form 5500 audit engagements
MeasureValue
Firm EIN (as filed)47-0741325
Retirement plan audits (401(k), 403(b), pension)1
All audited filings (incl. welfare plans)1
States and territories with clients1
National rank by retirement plan volume#3,621 of 3,956
National rank, all audited filings (league-table basis)#3,305 of 4,052
Average client size (participants)400
Largest client (participants)400

Rankings derived from U.S. Department of Labor Form 5500 filings, plan year 2024. Read the full methodology.

Where does RSM US LLP audit plans?

Audited retirement plans by sponsor state, plan year 2024
StatePlans auditedShare of practice
Iowa1100.0%

Largest concentration: Iowa (1 plans). State reflects the plan sponsor’s address, not the firm’s office locations.

What audit opinions does RSM US LLP issue?

Accountant’s opinions on retirement plan filings, plan year 2024
Opinion typeFilingsShare
Unmodified (clean)1100.0%
Qualified00.0%
Disclaimer00.0%
Adverse00.0%

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 RSM US LLP

Largest audited plans by participant count, plan year 2024 (as filed)
Plan sponsorStateParticipants
Des Moines Orthopaedic Surgeons, P.C.IA400

About this profile

This page is generated from public U.S. Department of Labor Form 5500 filings in which RSM US LLP (EIN 47-0741325) is named as the plan’s independent qualified public accountant. RSM US LLP 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.