Tonneson + Co: Independently owned. Employee driven. Client focused.®
Tonneson + Co is a certified public accounting and consulting firm headquartered in Wakefield, Massachusetts. We provide accounting, tax, auditing and business advisory services that address the local, domestic, and international needs of our clients.
Tonneson + Co was named a 2023 Best Accounting Firm to Work For. In 2021, Tonneson + Co was named the Number One Best Firm for Women in the U.S. by Accounting Today. Our firm was ranked the Number Three Mid-Sized Accounting Firm to Work For in 2021 by Accounting Today. Tonneson + Co was also named to Accounting Today’s Best Accounting Firms to Work For lists in 2022, 2020, 2019, 2018 and 2016.