10 CohnReznick executives
Chief Executive Officer, CFO, Chief Operating Officer, Chief Technology Officer and Managing Partner - Government and Public Sector are among the current titles held by these CohnReznick executives. A reader can learn how executives lead CohnReznick from people who have held the role.
Professionals to explore
Alex Castelli
LinkedInExperience: Managing Partner - Emerging Industries · CohnReznick
Alex Castelli has been Managing Partner - Emerging Industries at CohnReznick since September 2017, based in Vienna, Virginia, and the profile says the group consists of the firm's National Technology, Life Sciences and Renewable Energy Practices. Alex Castelli was Office Managing Partner, Technology Life Sciences Industry Practice Leader at CohnReznick from 1993 to September 2017.
Frank Banda, CPA, CFE, PMP
LinkedInExperience: Managing Partner - Government and Public Sector · CohnReznick
Frank Banda has been Managing Partner - Government and Public Sector at CohnReznick, a row the profile dates from April 2004, based in Bethesda, Maryland. Frank Banda was Chief Financial Officer at Software Performance Systems from 2001 to 2004, Chief Financial Officer at Fedbid.com from 2000 to 2001 and a Partner at Raffa, PC Certified Public Accountants from 1991 to 2000.
Julie Rogers Murawski
LinkedInExperience: Chief Marketing Officer · CohnReznick
Julie Rogers Murawski has been Chief Marketing Officer at CohnReznick since September 2023, based in Summit, New Jersey, and the profile headline reads Partner and Chief Marketing Officer at CohnReznick. Julie Rogers Murawski was Corporate Marketing Director at CohnReznick from October 2012 to August 2023 and at J.H. Cohn LLP from 2006 to 2012.
Justin Ricketts
LinkedInExperience: Chief Technology Officer · CohnReznick
Justin Ricketts has been Chief Technology Officer at CohnReznick since May 2026, based in the Dallas-Fort Worth area. Justin Ricketts was EVP, Chief Technology Officer at Goosehead Insurance from October 2022 to May 2026 and Chief Product and Technology Officer, Sabre Hospitality Solutions at Sabre from June 2016 to October 2022.
Kelly O'Callaghan
LinkedInExperience: Chief Executive Officer · CohnReznick LLP
Kelly O'Callaghan has been Chief Executive Officer of CohnReznick LLP since April 2025 and a Partner there since February 2007, based in the New York City area, and the profile says the CEO role leads the firm's strategy, growth and ongoing transformation. Kelly O'Callaghan was Assurance Practice Leader Northeast Region at CohnReznick LLP from December 2020 to April 2025.
Len Korn
LinkedInExperience: CFO · CohnReznick
Len Korn has been CFO of CohnReznick since April 2008, based in Basking Ridge, New Jersey. Len Korn was CFO-Health & Benefits at Marsh People Solutions from December 2004 to September 2006, CFO-Continental Europe & Ireland at Marsh Risk from 2001 to 2004 and Treasurer-Europe at Marsh People Solutions from 2000 to 2001.
Margaret Smith
LinkedInExperience: Partner, Chief Administration and Chief Transformation Officer · CohnReznick
Margaret Smith has been Partner, Chief Administration and Chief Transformation Officer at CohnReznick since April 2026, based in the Washington DC-Baltimore area. Margaret Smith was Sr. Managing Director & Exec. Director of Corporate Services & Sustainability and Business Ops at Accenture from December 2020 to January 2026 and Managing Director Geographic Services there from 2017 to 2020.
Mark Hooley, CPA
LinkedInExperience: Chief Operating Officer · CohnReznick
Mark Hooley has been Chief Operating Officer at CohnReznick since February 2022 and a Partner there since 2007, based in San Diego, and the profile says the role includes managing and supporting the firm's advisory, assurance and tax service lines and its financial reporting systems. Mark Hooley was a Senior Manager at CohnReznick from 2003 to 2007.
Mike Barber
LinkedInExperience: Office Managing Partner - Texas · CohnReznick
Mike Barber has been Office Managing Partner - Texas at CohnReznick since February 2025, based in Dallas, and the profile says the role manages the audit and tax practices for CohnReznick's Texas offices. Mike Barber was Office Managing Partner - Dallas at CohnReznick from November 2023 to February 2025 and Owner/Partner at BKM Sowan Horan, LLP from 2010 to 2022.
Philip Mandel
LinkedInExperience: Partner in Charge, Global Markets · CohnReznick
Philip Mandel has been Partner in Charge, Global Markets at CohnReznick since February 2022, based in Parsippany, New Jersey. Philip Mandel was Chief Operating Officer, Partner at CohnReznick from November 2018 to July 2024, Regional Managing Partner - Northeast from 2015 to October 2018 and Office Managing Partner from 2012 to 2015.
Choose the right perspective
Match the person's seat, such as a firm-wide officer, an industry group managing partner or an office managing partner, to the decision you face, since each sees a different part of the firm. Check the dates on each person's roles to judge how recent their experience is.
Questions to take into the conversation
- 01What did you focus on first when you took on your current leadership role, and why?
- 02How do you decide which issues need your own attention and which your industry or office leaders should own?
- 03What has your own work taught you about leading partners and staff in an accounting and advisory firm?
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About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.