Colby & Company PLC
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 Colby & Company PLC audit?
Colby & Company PLC was the independent auditor for 10 retirement plan filings in plan year 2024, with clients in 2 states and territories — the #825 practice nationally by volume.
Practice at a glance
| Measure | Value |
|---|---|
| Firm EIN (as filed) | 54-1391989 |
| Retirement plan audits (401(k), 403(b), pension) | 10 |
| All audited filings (incl. welfare plans) | 10 |
| States and territories with clients | 2 |
| National rank by retirement plan volume | #825 of 3,956 |
| National rank, all audited filings (league-table basis) | #894 of 4,052 |
| Average client size (participants) | 253 |
| Largest client (participants) | 375 |
Rankings derived from U.S. Department of Labor Form 5500 filings, plan year 2024. Read the full methodology.
Where does Colby & Company PLC audit plans?
| State | Plans audited | Share of practice |
|---|---|---|
| Virginia | 9 | 90.0% |
| North Carolina | 1 | 10.0% |
Largest concentration: Virginia (9 plans). State reflects the plan sponsor’s address, not the firm’s office locations.
What audit opinions does Colby & Company PLC issue?
| Opinion type | Filings | Share |
|---|---|---|
| Unmodified (clean) | 8 | 80.0% |
| Qualified | 0 | 0.0% |
| Disclaimer | 2 | 20.0% |
| 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 Colby & Company PLC
| Plan sponsor | State | Participants |
|---|---|---|
| Atlantic Emergency Solutions, Inc. | VA | 375 |
| Coastal Management Solutions Inc | VA | 354 |
| Comfort Systems of Virginia, Inc. | VA | 294 |
| Portco, Inc. | VA | 268 |
| Doma Technologies LLC | VA | 266 |
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About this profile
This page is generated from public U.S. Department of Labor Form 5500 filings in which Colby & Company PLC (EIN 54-1391989) is named as the plan’s independent qualified public accountant. Colby & Company PLC 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.