Megan  Hannigan, CPA

Megan Hannigan, CPA

P 312.670.7444 | F 312.670.8301

Megan Hannigan brings more than 20 years of experience in accounting and auditing operations to ORBA, serving as the firm’s Audit and Assurance Trainer. She develops internal training courses and provides training and coaching to team members.

As a former auditor, she has conducted financial statement audit examinations, analyzed internal controls and financial reporting processes, and evaluated client-specific transactions.

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ORBA Honored by the Chicago Tribune as a 2021 Top Workplace — Firm Also Winner of National Culture Excellence Awards
ORBA, one of Chicago’s largest public accounting firms, has been awarded a 2021 Top Workplaces honor by the Chicago Tribune. The award is based solely on employee feedback gathered through a third-party survey that is administered by employee engagement technology partner, Energage, LLC.


ORBA will gladly provide you with hard copies of the useful guides listed below. Select which guides you would like to receive and submit the form below.

  • Tax Pocket Guide
  • Tax Planning Guide
  • Records Retention Schedule
  • Auto, Travel & Business Log

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Forward Thinking
Forward Thinking