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

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

Today, we acknowledge Yom Kippur, a day of reflection and atonement. May this day bring an easy and meaningful fast to all who observe. #YomKippur
Last night, our team members attended the @masscpas Member Networking Night at La Gallina in Lynnfield! We had a great time meeting with other members of the society and furthering our connections! 🌟 #ThisisTonneson
Wishing you a joyous Rosh Hashanah! May this special time bring a happy, healthy, and sweet New Year to all those who celebrate. Shana Tova! 🍎🍯✨ #RoshHashanah2023
Celebrating Hispanic Heritage Month! 🎉 Join us in honoring the vibrant culture, remarkable history, and outstanding accomplishments of the Hispanic community. From September 15th to October 15th, we take pride in recognizing the diverse voices and remarkable contributions of the Hispanic individuals within our community.

🌍 Let's celebrate the rich traditions, arts, cuisine, and profound impact that Hispanic individuals have had in influencing our collective culture.

Share your stories, experiences, and your favorite Hispanic influencers, artists, or leaders who inspire you! Mention them below and let's amplify their voices and contributions.
#HispanicHeritageMonth #CelebrateDiversity
🛍️💖 We are honored to once again support the Fill the Bus initiative with @catiesclosetorg this year! 

Our team donated over 56 bags of clothing, toiletries and supplies, which all help ensure that students in need have access to essential items as they head back to school. We also raised over $600 which go towards the purchase of brand new materials! 

Thank you to all who contributed and donated to support a great cause! 

#ThisisTonneson #CatiesCloset #CCFillTheBus #GivingBack  #SupportingOurCommunity
🌟 Attention, accounting students! Join us at your upcoming career fair to ignite your future! 👋 Stop by our booth and unlock a world of possibilities! From internships to full-time roles, we offer the right opportunities to launch your career. 🚀💼

🤩 Connect with industry professionals, explore our company culture, and find the perfect match for you! 🎁 And guess what? FREE swag and goodies await! 

📆 Mark your calendars:
📍 @nichols_college - September 12
📍 @uofnh - September 15
📍@bentleyu - September 19
📍@endicottcollege - September 19
📍@merrimackcollege - September 20
📍@snhu - September 21
📍@suffolk_u - September 21
📍@umassboston - September 26
📍@umasslowell - September 28
Today and always, we remember. #patriotday #september11
On Labor Day, we recognize workers everywhere. A special shoutout to our incredible clients in various industries and our amazing team at Tonneson + Co! Thanks for all that you do! #ThisisTonneson #laborday2023
🤩 Exciting Opportunities at Tonneson + Co! Check out our open positions if you're ready to take the next step in your career. Join an employee-empowered firm that is truly invested in your success. #ThisisTonneson #CPAcareers #accountingcareers

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


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.

— Alex Bockus | 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

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. 

— Vera Su | Tax Manager

Celebrate together

Being part of Tonneson means having the opportunity to celebrate life’s milestones and achievements together. From birthdays and anniversaries to personal accomplishments, the company fosters a culture of support and celebration that makes every moment feel special. From team-building activities to social events, the company fosters a sense of community that enhances both our professional and personal lives.

— Kyle Templeton | Audit Associate

Join Our Team

Join Our team! Browse our current positions.