Lopez-Iwata

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 Lopez-Iwata audit?

Lopez-Iwata was the independent auditor for 1 retirement plan filing in plan year 2024, with clients in 1 state — the #3,306 practice nationally by volume.

Practice at a glance

Lopez-Iwata: plan year 2024 Form 5500 audit engagements
MeasureValue
Firm EIN (as filed)27-3958035
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#3,306 of 3,956
National rank, all audited filings (league-table basis)#2,897 of 4,052
Average client size (participants)249
Largest client (participants)249

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

Where does Lopez-Iwata audit plans?

Audited retirement plans by sponsor state, plan year 2024
StatePlans auditedShare of practice
California1100.0%

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

What audit opinions does Lopez-Iwata 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 Lopez-Iwata

Largest audited plans by participant count, plan year 2024 (as filed)
Plan sponsorStateParticipants
Treeline Inc.CA249

About this profile

This page is generated from public U.S. Department of Labor Form 5500 filings in which Lopez-Iwata (EIN 27-3958035) is named as the plan’s independent qualified public accountant. Lopez-Iwata 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.