About Brian Lappen

Brian Lappen is a Senior Manager with Plante Moran’s Forensic and Valuation Services group in Chicago. With more than 19 years of forensic, litigation, and advisory experience, Brian brings significant experience to clients involved in forensic and litigation support matters.

Over his 18 years of experience, Brian has consulted clients on a wide variety of forensic investigations involving fraudulent financial reporting and asset misappropriation and also has extensive experience assisting clients in the prevention and detection of fraud, including the assessment, enhancement, and implementation of anti-fraud programs and controls.

Brian’s litigation support experience with clients is extensive, including assisting clients with contract disputes, shareholder disputes, professional liability matters, business interruption claims, and disputes involving the calculation of lost profits.

Brian has also served clients involved in post-acquisition disputes, including working capital disputes, earn out disputes, and breaches of representations and warranties, for matters involving the GAAP treatment of accounting items relevant to the post-close calculation.

Brian earned a Masters of Accountancy degree in accounting from the University of Wisconsin – Madison. He is a Certified Public Accountant in the states of Wisconsin and Illinois and is also a member of the American Institute of Certified Public Accountants.