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Bill Mellon


Bill Mellon

Bill has over 25 years experience providing Governance Risk and Compliance (GRC) consulting services to a variety of industries including insurance, financial services, Not-for Profit, Colleges and Universities and manufacturing organizations. These services have included external and internal audit, risk management, forensic, information technology/security, business process and compliance services (e.g. Sarbanes-Oxley, Model Audit Rule). 

Prior to joining WeiserMazars, Bill spent time at a “Big Four” accounting firm and has led the internal audit operations of two organizations including an international insurance company. For nearly 10 years he has worked for international accounting and consulting firms providing GRC services to client organizations.

Bill has extensive experience providing Sarbanes-Oxley services as well as creating and managing internal audit departments by analyzing risk areas, preparing and executing audit plans. Bill has served as the Chief Audit Executive for various clients, working with senior management and audit committees ensuring assurance key risks are identified and addressed. Additionally, he has served on risk committees and assisted in the implementation of risk management practices.

Bill has designed Sarbanes-Oxley, internal audit, fraud risk assessment, and Enterprise Risk Management (ERM) tools and methods. He has also assisted organizations in identifying key financial/operational control issues which resulted in management implementing changes in their business process and governance structures. Bill has conducted fraud investigations determining the genesis and the extent of fraud, as well as providing internal control recommendations to reduce the possibility of any reoccurrence.

Bill holds a Bachelor of Science Degree in Accounting from LaSalle University and is licensed as a CPA in Pennsylvania. He is a member of the American Institute of Certified Public Accountants, Institute of Internal Auditors and he is a board member for the Society of Insurance Financial Management (SIFM). He is a frequent presenter on internal audit, risk management and governance practices and procedures. - See more at: