Registered CPA · Chicago, Cook County
Brian Dennehy
Registered CPA (registered, not licensed) · first issued 2007 (19 years).
✓ Registration current✓ Checked Oct 21, 2026✓ Discipline shown below
Registered, not licensed
Brian Dennehy holds a current Illinois CPA registration, not a license. Registered CPAs may use the CPA title. Under the Illinois Public Accounting Act (225 ILCS 450/8.05), only licensed CPAs may sign reports that express assurance on financial statements, such as audit reports. For an audit, look for a licensed CPA and a licensed CPA firm. Licensed vs registered CPA →
Discipline on record
IDFPR records 1 disciplinary action for registration #239016061. The current status is Active.
Effective Jan 31, 2022 to Feb 22, 2022 · IDFPR case #2021010285
Reason recorded by IDFPR: Failure to file and/or pay Illinois state income taxes. Notice of tax deficiency release received from Department of Revenue on 02/23/2022.
Source: IDFPR, data.illinois.gov, version of Oct 19, 2026. Orders and reports are published on IDFPR’s monthly discipline reports.
About this record
This page shows what IDFPR publishes about registration #239016061. IDFPR data has no phone, email, website or specialties for this CPA; the licensee can add them by claiming the listing. IDFPR’s license lookup is updated daily.