Olsen Thielen and Co., Ltd.
Andrea Addo is an experienced Audit Principal at Olsen Thielen, having progressed from Associate in 2008 to Principal in 2016, with expertise in fraud and forensic engagements as well as internal control reviews. Prior experience includes serving as a Partner at Dullum and Struik, Ltd., where insights into small business challenges were gained, and as an Audit Associate at a CPA firm, providing support on audit, review engagements, consulting, and tax returns. Andrea holds an MBA in Information Technology from the University of Minnesota's Carlson School of Management and a Master’s degree in Accounting from Buena Vista University.
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Olsen Thielen and Co., Ltd.
Olsen Thielen & Co., Ltd. is a full service accounting and consulting firm, and a “Top 25” Twin Cities firm. We provide high level service and strategic direction to businesses through our traditional accounting and tax services, as well as non-traditional services like: Valuations Human Resources consulting Employee Benefit consulting Back-office Cloud Accounting Solutions Estate, gift and succession planning Fraud and forensic accounting We offer services that fit the unique needs of many organizations and industries. Telecommunications Professional Services Manufacturing and Distribution Not-for-profit organizations Utilities Real Estate and Construction Our focus is on helping owners, leaders and management teams fulfill their organization’s goals. We offer a rare combination of experience, specialized skills and principles, and are committed to deliver outstanding service and value to your business. This philosophy has made Olsen Thielen a trusted adviser to business owners in the Upper Midwest for over 95 years.