Grant Thornton 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 Grant Thornton LLP audit?

Grant Thornton LLP was the independent auditor for 6 retirement plan filings in plan year 2024, with clients in 6 states and territories — the #1,188 practice nationally by volume.

Practice at a glance

Grant Thornton LLP: plan year 2024 Form 5500 audit engagements
MeasureValue
Firm EIN (as filed)03-6605558
Retirement plan audits (401(k), 403(b), pension)6
All audited filings (incl. welfare plans)6
States and territories with clients6
National rank by retirement plan volume#1,188 of 3,956
National rank, all audited filings (league-table basis)#1,189 of 4,052
Average client size (participants)780
Largest client (participants)1,992

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

Where does Grant Thornton LLP audit plans?

Audited retirement plans by sponsor state, plan year 2024
StatePlans auditedShare of practice
Florida116.7%
Illinois116.7%
Missouri116.7%
Oklahoma116.7%
Washington116.7%
Wisconsin116.7%

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

What audit opinions does Grant Thornton LLP issue?

Accountant’s opinions on retirement plan filings, plan year 2024
Opinion typeFilingsShare
Unmodified (clean)6100.0%
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 Grant Thornton LLP

Largest audited plans by participant count, plan year 2024 (as filed)
Plan sponsorStateParticipants
Empire Today, LLCIL1,992
Vinik Sports Group LLCFL735
J.W. Speaker CorporationWI695
Terrapower, LLCWA614
EshippingMO473

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Grant Thornton LLP: ranked #1,189 for 401(k) plan audits by 401k Audit Scout, 2026

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About this profile

This page is generated from public U.S. Department of Labor Form 5500 filings in which Grant Thornton LLP (EIN 03-6605558) is named as the plan’s independent qualified public accountant. Grant Thornton 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.