Women's Leadership

Success without sacrifice

By empowering women as leaders and mentors, we encourage innovative thinking, fresh ideas, and unique problem-solving approaches. This diversity of experience translates into a deeper understanding of our client’s needs, ensuring that they benefit from the wealth of knowledge, experience, and passion that our female leaders bring to the table.

Our female leaders also serve as inspiring role models, mentoring others and fostering a culture of collaboration, empathy, and resilience across the entire firm.

Three women walking down the hallway of the office.

Women @ Tonneson

At Tonneson + Co, we’ve intentionally created an environment where women can flourish. Our internal Women’s Group is committed to creating a sense of community, developing a shared support network, and providing opportunities for women to thrive. Our Women’s Group has hosted several workshops, activities, and events, both internally and externally including; I'm Still Standing Webinar with Keynote Speaker, Facilitator + Leadership Trainer, Rachel Druckenmiller, and attending the MA Conference for Women and the AICPA Women's Global Leadership Summit.


Leadership Women

Women make up 51% of our leadership


Women Overall

Women make up 61% of our firm



49% of the women at Tonneson are mentors

Recipients of the AICPA and MassCPAs "Women to Watch" Awards

Amy Phelan
Amy Phelan, Shareholder Women to Watch Winner 2019

Amy has distinguished herself by playing an integral role in advancing women’s leadership, mentoring, diversity and inclusion, technology, and social responsibility initiatives at Tonneson + Co and in the profession.

With over 29 years in public accounting, she has expertise in working with high-net-worth individuals, business owners, and their families on tax planning, retirement planning, trusts and estates, and more. Additionally, Amy serves on the MassCPAs Board of Directors.

Erin is a founding member of the Tonneson Women’s Group. With more than 20 years of experience in public accounting, she co-leads Tonneson’s client accounting and advisory services department.

In the audit department, she serves nonprofit organizations and privately-held companies across various industries. She also serves as the treasurer of Communitas, a nonprofit organization that delivers individualized, family-centered services, programs, and support for people of all abilities, across their lifespan and in their communities.

Erin Coco
Erin Coco, Shareholder Women to Watch Winner 2021

Commitment to DEI

Tonneson’s dedication to women’s leadership is a testament to its commitment to diversity, equality, and creating a workplace where everyone has an equal opportunity to succeed.
—Susie Cunha Carroll | Tax Managing Director

Equal opportunities

At Tonneson, women are provided with equal opportunities for career growth and development. We have mentorship programs, leadership training initiatives, and networking opportunities specifically tailored to support women leaders. This commitment ensures that we have the resources, support, and guidance we need to thrive and excel in our careers.  I am proud to be part of an organization that actively supports and invests in its people.

—Monique Blystad | Tax Managing Director

Unique strengths and perspectives

At Tonneson, women’s leadership is not just a goal; it’s a reality. The company’s culture embraces and celebrates the unique strengths and perspectives that women bring to leadership positions.

—Jackie Lourenco | Tax Manager
Businesswoman smiling at her desk holding a pen and paper

Career Opportunities

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