Siana Carr O'Connor & Lynam, 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 Siana Carr O'Connor & Lynam, LLP audit?

Siana Carr O'Connor & Lynam, LLP was the independent auditor for 3 retirement plan filings in plan year 2024, with clients in 1 state — the #1,883 practice nationally by volume.

Practice at a glance

Siana Carr O'Connor & Lynam, LLP: plan year 2024 Form 5500 audit engagements
MeasureValue
Firm EIN (as filed)23-1420296
Retirement plan audits (401(k), 403(b), pension)3
All audited filings (incl. welfare plans)3
States and territories with clients1
National rank by retirement plan volume#1,883 of 3,956
National rank, all audited filings (league-table basis)#1,728 of 4,052
Average client size (participants)1,161
Largest client (participants)2,510

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

Where does Siana Carr O'Connor & Lynam, LLP audit plans?

Audited retirement plans by sponsor state, plan year 2024
StatePlans auditedShare of practice
Pennsylvania3100.0%

Largest concentration: Pennsylvania (3 plans). State reflects the plan sponsor’s address, not the firm’s office locations.

What audit opinions does Siana Carr O'Connor & Lynam, LLP issue?

Accountant’s opinions on retirement plan filings, plan year 2024
Opinion typeFilingsShare
Unmodified (clean)3100.0%
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 Siana Carr O'Connor & Lynam, LLP

Largest audited plans by participant count, plan year 2024 (as filed)
Plan sponsorStateParticipants
Fxi, Inc.PA2,510
Colonial Electric Supply Co IncPA617
Asd, Inc.PA357

About this profile

This page is generated from public U.S. Department of Labor Form 5500 filings in which Siana Carr O'Connor & Lynam, LLP (EIN 23-1420296) is named as the plan’s independent qualified public accountant. Siana Carr O'Connor & Lynam, 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.