Find your future with Tonneson+Co

We are passionate about building the future model of business.
Join our team by applying to an open position

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Life at Tonneson + Co

At Tonneson + Co, we look for the best, brightest, most passionate people to power our vision and help move our clients forward. Come bring your authentic self to an environment rooted in collaboration, connection, development, and growth. We’re looking for people who value relationships and are excited about helping our clients thrive. If that’s you, apply for one of our open positions today!

Our client’s confidence in us comes from our team of smart, dedicated professionals. We serve our clients with expert advice, of course, but our commitment doesn’t stop there. We also focus on building relationships with our clients, and with each other, that contribute to a climate of trust, accountability, and community for all.

See Our Open Positions

Tonneson + Co

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CPA and business advisory eirmlndependently owned. Employee driven. Client focused

Happy Saint Patrick`s Day from the team at Tonneson + Co! 🍀 May your day be filled with luck and laughter! #StPatricksDay #ThisIsTonneson

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Happy Saint Patrick's Day from the team at Tonneson + Co! 🍀 May your day be filled with luck and laughter! #StPatricksDay #ThisIsTonneson

Our team had an amazing time at the 34th Annual Women in Business Conference at @harvardhbs.

This year`s theme, "Breaking Barriers, Building Bridges," featured an inspiring lineup of keynote speakers, including @niki_leondakis, Julia Cheek, @jenniferyael, and Amy Weaver.

We loved witnessing the impact of women who are breaking barriers, driving change, and leading in their industries!

#WomenInBusiness #ThisIsTonneson

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Our team had an amazing time at the 34th Annual Women in Business Conference at @harvardhbs. This year's theme, "Breaking Barriers, Building Bridges," featured an inspiring lineup of keynote speakers, including @niki_leondakis, Julia Cheek, @jenniferyael, and Amy Weaver. We loved witnessing the impact of women who are breaking barriers, driving change, and leading in their industries! #WomenInBusiness #ThisIsTonneson

We are excited to welcome Lily Xu back to the Tonneson + Co team as a Senior Tax Associate!

With over 14 years of professional experience, Lily specializes in tax for high-net-worth individuals, partnerships, corporations, and trusts.

Welcome, Lily! We are so happy to have you.

#ThisIsTonneson

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We are excited to welcome Lily Xu back to the Tonneson + Co team as a Senior Tax Associate! With over 14 years of professional experience, Lily specializes in tax for high-net-worth individuals, partnerships, corporations, and trusts. Welcome, Lily! We are so happy to have you. #ThisIsTonneson

We had an amazing time connecting with professionals at the networking event at Longboards Restaurant and Bar, hosted by @northshorechamber!

#Networking #ThisIsTonneson

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We had an amazing time connecting with professionals at the networking event at Longboards Restaurant and Bar, hosted by @northshorechamber! #Networking #ThisIsTonneson

Behind the Numbers: Meet Michael Sullivan

Mike is a managing director in our audit department, specializing in the non-profit sector. Mike has experience working with all non-profits, ranging from college and schools to cultural organizations to health and human service providers. He also works extensively with organizations who require Uniform Guidance audits.

Here’s what he has to say about why he loves being part of the Tonneson team! #ThisIsTonneson

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Behind the Numbers: Meet Michael Sullivan Mike is a managing director in our audit department, specializing in the non-profit sector. Mike has experience working with all non-profits, ranging from college and schools to cultural organizations to health and human service providers. He also works extensively with organizations who require Uniform Guidance audits. Here’s what he has to say about why he loves being part of the Tonneson team! #ThisIsTonneson

Supportive and inclusive culture

At Tonneson, I have experienced a supportive and inclusive culture that values the contributions and well-being of its employees. This creates a sense of belonging and motivates me to give and be my best every day. 

— Jadie Phan | Tax Senior Associate

Lifelong relationships

For us it’s not just about the work we do; it’s about the people we work with. The genuine care and support we have for each other extend beyond the workplace, creating lifelong relationships and unforgettable memories with genuinely kind people. The relationships I’ve formed here are invaluable.

— Ann Jarrett-Johnson | Firm Accountant

Flexibility

The flexibility provided by Tonneson has been a game-changer for me. Whether it’s flexible hours, remote work options, or accommodating personal commitments, the company’s willingness to adapt and support my needs has made it easier to manage both my professional and personal responsibilities.

— Kyle Martin | Audit Manager

Building strong relationships

Working at Tonneson has taught me the incredible power of teamwork and the value of building strong relationships. The constant encouragement and support I receive from my colleagues fuel my motivation and make work a truly enjoyable experience.

— Jacklynn Larson | Tax Associate

Join Our Team

Join Our team! Browse our current positions.

See Our Open Positions