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

See our Open Positions

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

tonnesonandco

650

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

This week, members of the Tonneson + Co team joined the @masscpas at @topgolf for an evening of networking, friendly competition, and well-earned fun after a busy tax season!

#MassCPAs #ThisIsTonneson

16 0
Open
This week, members of the Tonneson + Co team joined the @masscpas at @topgolf for an evening of networking, friendly competition, and well-earned fun after a busy tax season! #MassCPAs #ThisIsTonneson

Well-being looks different across cultures. This May, in honor of both AAPI Heritage Month and Mental Health Awareness Month, we’re spotlighting traditional mental health and wellness practices from AAPI cultures.

#AAPI Heritage Month #MentalHealthAwarenessMonth #ThisIsTonneson

9 0
Open
Well-being looks different across cultures. This May, in honor of both AAPI Heritage Month and Mental Health Awareness Month, we’re spotlighting traditional mental health and wellness practices from AAPI cultures. #AAPI Heritage Month #MentalHealthAwarenessMonth #ThisIsTonneson

To celebrate Administrative Professionals` Day, we took our wonderful admin team out for lunch! 🍽

Thank you all for your hard work, we are grateful for all that you do! 💗

#ThisisTonneson #AdminProfessionalsDay #OfficeHeroes

23 0
Open
To celebrate Administrative Professionals' Day, we took our wonderful admin team out for lunch! 🍽 Thank you all for your hard work, we are grateful for all that you do! 💗 #ThisisTonneson #AdminProfessionalsDay #OfficeHeroes

Happy Earth Day from the team at Tonneson + Co! Let`s all do our part to protect the environment and all the beautiful places in it. 🌿🌍

#EarthDay #ThisIsTonneson

8 0
Open
Happy Earth Day from the team at Tonneson + Co! Let's all do our part to protect the environment and all the beautiful places in it. 🌿🌍 #EarthDay #ThisIsTonneson

Happy Easter & Orthodox Easter from all of us at Tonneson + Co! Wishing you a joyful holiday with your loved ones! 🌷🐰✨

#HappyEaster #OrthodoxEaster #ThisIsTonneson

8 0
Open
Happy Easter & Orthodox Easter from all of us at Tonneson + Co! Wishing you a joyful holiday with your loved ones! 🌷🐰✨ #HappyEaster #OrthodoxEaster #ThisIsTonneson

⭐️ INTERN TAKEOVER ⭐️

See what a “Week in the Life” of an Intern at Tonneson + Co is like with Audit Intern, Matthew Westhaver!

Curious about what it’s like to intern at a firm where your work actually matters? At Tonneson, our interns dive into real client projects, build valuable skills, and make an impact from day one. Ready to take the first step? Visit our website and apply now.

#InternTakeover #ThisIsTonneson

14 0
Open
⭐️ INTERN TAKEOVER ⭐️ See what a “Week in the Life” of an Intern at Tonneson + Co is like with Audit Intern, Matthew Westhaver! Curious about what it’s like to intern at a firm where your work actually matters? At Tonneson, our interns dive into real client projects, build valuable skills, and make an impact from day one. Ready to take the first step? Visit our website and apply now. #InternTakeover #ThisIsTonneson

Help us welcome our talented interns from Reading Memorial High School! From left: Ava Epstein (Marketing) and Jane Hall (Audit/Tax/Admin). We’re excited to have them with us. Welcome to the team! 🎉

#Internship #ThisIsTonneson #FutureLeaders

19 0
Open
Help us welcome our talented interns from Reading Memorial High School! From left: Ava Epstein (Marketing) and Jane Hall (Audit/Tax/Admin). We’re excited to have them with us. Welcome to the team! 🎉 #Internship #ThisIsTonneson #FutureLeaders

Wishing all those who celebrate a happy and healthy Passover! Chag Pesach Sameach! 🕊️🌸

#ThisisTonneson #HappyPassover

10 0
Open
Wishing all those who celebrate a happy and healthy Passover! Chag Pesach Sameach! 🕊️🌸 #ThisisTonneson #HappyPassover

⭐️ INTERN TAKEOVER ⭐️

See what a “Day in the Life” of an Intern at Tonneson + Co is like with Audit Intern, Ryan Anderson!

Kickstart your career with an internship that counts! At Tonneson, you`ll do meaningful work, support real client projects, and grow your skills along the way. Head to our website to apply today.

#InternTakeover #ThisIsTonneson

18 0
Open
⭐️ INTERN TAKEOVER ⭐️ See what a “Day in the Life” of an Intern at Tonneson + Co is like with Audit Intern, Ryan Anderson! Kickstart your career with an internship that counts! At Tonneson, you'll do meaningful work, support real client projects, and grow your skills along the way. Head to our website to apply today. #InternTakeover #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