Olsen Thielen and Co., Ltd.
AccountingMinnesota, United States51-200 Employees
Olsen Thielen & Co., Ltd. is a full-service accounting and consulting firm based in St. Paul, Minnesota, with a history spanning more than 95 years. The firm serves a diverse range of clients across industries such as telecommunications, professional services, manufacturing and distribution, not-for-profit organizations, utilities, and real estate and construction, delivering traditional accounting and tax services alongside non-traditional offerings. Its advisory scope includes valuations, human resources and employee benefit consulting, back-office cloud accounting solutions, as well as estate, gift, and succession planning, and fraud and forensic accounting, aimed at helping owners and management teams meet their organizational goals. Olsen Thielen emphasizes experience, specialized skills, and principled service as core elements of its practice. A notable development in the recent period is the introduction of the Olsen Thielen Advisor Video Series, signaling a broader approach to client education and guidance from the firm.