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. 

Here are just a few reasons why exceptional individuals have chosen to pursue their accounting careers at Tonneson + Co:

•	Employee-empowered firm
•	Inclusive environment where everyone belongs
•	Flex time and work from home opportunities
•	Paid time off to study for the CPA exam
•	Tuition reimbursement for advanced degrees
•	Fun outings and team-building activities

Tonneson + Co is committed to work-life balance. We give our employees a great degree of flexibility and support them with cloud-based technology that makes it possible to work remotely. We also frequently host social events, including virtual games and gatherings, women’s events, scavenger hunts, and lunch and learn sessions. 

Tonneson  + Co has a strong commitment to diversity, equity and inclusion, which is a core value of our firm. Our Diversity, Equity and Inclusion Committee focuses on empowering staff to improve awareness of DEI within and outside the company. 

When we say that we are “employee driven,” we mean it. We frequently ask for feedback from our employees, ensuring that every employee’s voice matters and is heard. The input that we get from employees through venues such as surveys, town hall meetings, and small group feedback sessions helps to shape the future of our firm. 


Accounting

Tonneson + Co

Tonneson + Co's headquarters in Wakefield, MA, United States

Kimberly Marcella

Kate Franey

Karianne Bekier

Michelle Harden

Rosanna Selvage

Mimi Pham

Robbin Ayer

Emily Nolan

Caleb Berry

Carol Blanch

Tax Team

Leadership Team

Audit and Assurance

Tonneson + Co

Org chart

Teams

Tax Team

Leadership Team

Audit and Assurance

Offices

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