Oak Brook · DuPage County · checked Oct 21, 2026
CPAs in Oak Brook, Illinois
66 current IDFPR licenses with an address of record in Oak Brook: 50 licensed CPAs and 16 CPA firms, plus 22 registered CPAs (registered, not licensed) listed separately. Featured (labeled) and claimed listings first, then A–Z.
- Licensed CPAs
- 50
- CPA firms
- 16
- Registered, not licensed
- 22
- Checked
- Oct 21, 2026
All in Oak Brook
66 listings
CPA · Oak BrookZayna AfifaLic. #065043214Since 2014Licensed · current · checked Oct 21, 2026CPA · Oak BrookBarry A AynessazianLic. #065018885Since 1988Licensed · current · checked Oct 21, 2026CPA · Oak BrookMark James BautersLic. #065043198Since 2014Licensed · current · checked Oct 21, 2026CPA · Oak BrookJohn Patrick BensfieldLic. #065015312Since 1983Licensed · current · checked Oct 21, 2026CPA · Oak BrookLyle T BerksonLic. #065031717Since 2006Licensed · current · checked Oct 21, 2026CPA · Oak BrookRegina BlashewskiLic. #065053579Since 2019Licensed · current · checked Oct 21, 2026CPA · Oak BrookScott E BretlLic. #065010501Since 1977Licensed · current · checked Oct 21, 2026CPA · Oak BrookDaniel J BrownLic. #065015088Since 1983Licensed · current · checked Oct 21, 2026CPA · Oak BrookBlake Adam BurgessLic. #065056329Since 2021Licensed · current · checked Oct 21, 2026CPA · Oak BrookXueyao ChenLic. #065059453Since 2023Licensed · current · checked Oct 21, 2026CPA · Oak BrookVictoria G ChengLic. #065033706Since 2007Licensed · current · checked Oct 21, 2026CPA · Oak BrookJames Andrew ClohessyLic. #065024906Since 1997Licensed · current · checked Oct 21, 2026CPA · Oak BrookNicholas CudaLic. #065014090Since 1982Licensed · current · checked Oct 21, 2026CPA · Oak BrookMatthew James DalyLic. #065063149Since 2025Licensed · current · checked Oct 21, 2026CPA · Oak BrookGeorge Christoph DominoLic. #065008974Since 1974Licensed · current · checked Oct 21, 2026CPA · Oak BrookRavi DuttLic. #065023223Since 1994Licensed · current · checked Oct 21, 2026CPA · Oak BrookSheila D EdelsteinLic. #065020858Since 1990Licensed · current · checked Oct 21, 2026CPA · Oak BrookKambiz FallahLic. #065019999Since 1989Licensed · current · checked Oct 21, 2026CPA · Oak BrookEvangeline Danos GeorgopoulosLic. #065056996Since 2021Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookGorden & Co PCLic. #066004971Since 2018Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookGray Hunter Stenn LLPLic. #066003689Since 1998Licensed · current · checked Oct 21, 2026CPA · Oak BrookJames W HaughLic. #065007800Since 2009Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookHegre McMahon & Schimmel LLCLic. #066004440Since 2012Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookJames A Clohessy PCLic. #066005106Since 2018Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookJames G Stewart CPA PCLic. #066005043Since 2018Licensed · current · checked Oct 21, 2026CPA · Oak BrookJohn A JanisLic. #065015254Since 1983Licensed · current · checked Oct 21, 2026CPA · Oak BrookNahum Dulan Shiamal JayesingheLic. #065032615Since 2006Licensed · current · checked Oct 21, 2026CPA · Oak BrookJoseph M KaczmarekLic. #065036159Since 2009Licensed · current · checked Oct 21, 2026CPA · Oak BrookKent J KalishLic. #065029021Since 2003Licensed · current · checked Oct 21, 2026CPA · Oak BrookMarina Nicole KallasLic. #065056010Since 2020Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookKelly C Laatz CPA PCLic. #066005029Since 2018Licensed · current · checked Oct 21, 2026CPA · Oak BrookKaylin KennyLic. #065058698Since 2022Licensed · current · checked Oct 21, 2026CPA · Oak BrookChad D KunzeLic. #065031686Since 2006Licensed · current · checked Oct 21, 2026CPA · Oak BrookYuk Kwan Adeline LaiLic. #065064140Since 2026Licensed · current · checked Oct 21, 2026CPA · Oak BrookPatricia A LecompteLic. #065063526Since 2026Licensed · current · checked Oct 21, 2026CPA · Oak BrookVito Gerard LoisiLic. #065012674Since 1980Licensed · current · checked Oct 21, 2026CPA · Oak BrookMohammed MaaliLic. #065022512Since 1993Licensed · current · checked Oct 21, 2026CPA · Oak BrookLorena Analia Martinez AgazziLic. #065059050Since 2022Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookMichael G Peckham CPA PCLic. #066005147Since 2018Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookMk Group CPAS & Consultants LLCLic. #066005387Since 2019Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookMp360 Tax Services LTDLic. #066005351Since 2019Licensed · current · checked Oct 21, 2026CPA · Oak BrookNoreen A NaderLic. #065057892Since 2022Licensed · current · checked Oct 21, 2026CPA · Oak BrookVesna S NikolicLic. #065058232Since 2022Licensed · current · checked Oct 21, 2026CPA · Oak BrookEdilberto C OrtizLic. #065009433Since 1975Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookPagliuco Opalacz & Associates PCLic. #066005368Since 2019Licensed · current · checked Oct 21, 2026CPA · Oak BrookMartin G PomrehnLic. #065011706Since 1979Licensed · current · checked Oct 21, 2026CPA · Oak BrookGregg PospisilLic. #065055378Since 2020Licensed · current · checked Oct 21, 2026CPA · Oak BrookAlan K SandbergLic. #065034761Since 2008Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookSassetti LLCLic. #066004404Since 2011Licensed · current · checked Oct 21, 2026CPA · Oak BrookManan M ShahLic. #065054069Since 2019Licensed · current · checked Oct 21, 2026CPA · Oak BrookSamiyah H SiddiquiLic. #065045720Since 2015Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookSmart Millennium Solutions LTDLic. #066004153Since 2007Licensed · current · checked Oct 21, 2026CPA · Oak BrookDaniel L StanleyLic. #065036401Since 2009Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookSukowicz & Clohessy LLPLic. #066004669Since 2015Licensed · current · checked Oct 21, 2026CPA · Oak BrookMark Jerome SukowiczLic. #065014003Since 1982Licensed · current · checked Oct 21, 2026CPA · Oak BrookTim TebockhorstLic. #065015515Since 1983Licensed · current · checked Oct 21, 2026CPA · Oak BrookMadhuri K ThakerLic. #065020772Since 1990Licensed · current · checked Oct 21, 2026CPA · Oak BrookRajinder P ThakralLic. #065022029Since 1992Licensed · current · checked Oct 21, 2026CPA · Oak BrookJames R ThomasLic. #065019953Since 1989Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookTim J Tebockhorst CPA PCLic. #066005261Since 2018Licensed · current · checked Oct 21, 2026CPA · Oak BrookWilliam R TuckerLic. #065035424Since 2008Licensed · current · checked Oct 21, 2026CPA · Oak BrookMichael ViscarielloLic. #065023489Since 1994Licensed · current · checked Oct 21, 2026CPA · Oak BrookConstantine VlahosLic. #065049477Since 2017Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookWayne W Haack & Co PCLic. #066005057Since 2018Licensed · current · checked Oct 21, 2026CPA firm · Oak BrookWilliam R. Tucker, C.P.A., P.C.Lic. #066005400Since 2020Licensed · current · checked Oct 21, 2026CPA · Oak BrookTodd W ZastrowLic. #065019406Since 1988Licensed · current · checked Oct 21, 2026
Listings show current IDFPR records only. Records for Oak Brook that are not current: 5 cancelled, 27 inactive, 132 not renewed, 1 revoked. Search them in Check a CPA. Discipline shown on listings comes from the same IDFPR data.
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