Welcome to Zack, P.C., a small firm with international reach and broad capabilities. Since 1990, Zack, P.C. has provided fraud prevention and investigation services, risk management, internal audit, financial statement and compliance auditing, training, and operational and governance advisory services to entities of all types and size, both in the United States and abroad. Please take a look at the services page and contact Gerry Zack if you would like to know more about how Zack, P.C. can help your organization. Thanks for stopping by.