Braintree, MA

Located in Braintree, MA, Withum proudly stands as one of the nation’s top 25 CPA firms.

Braintree Office

We specialize in exceptional accounting, tax and advisory services, serving businesses and individuals throughout the South Shore with unmatched expertise. Our comprehensive portfolio caters to a wide range of industries, helping you facilitate growth, ensure compliance with federal regulations and anticipate hurdles your organization may face. Experience a CPA firm dedicated to collaboration and trust…plus a whole suite of advisory solutions that will level up your success. That’s the Power in the Plus!

Braintree Service Specializations

Salt shaker with MA, representing the state of Massachusetts.

Massachusetts State and Local Tax Updates

Do you or your organization operate in multiple states? Do you own property in a variety of states? Massachusetts State and Local Tax (SALT) laws are always changing and understanding the nuances of the states that you own or operate in is challenging. In these Massachusetts resources, you’ll find just a dash of the most up-to-date details on rules and regulations as state and local tax changes happen by state!

Massachusetts SALT Updates

Beyond the Region

  • Inside Public Accounting Top 100 Firms – 22nd Largest Nationally
  • Accounting Today Top 100 Firms – 22nd Largest Nationally
  • Great Place to Work® – Fortune Best Workplaces for Parents and Women
  • Vault Top 25 Accounting Firm
Inside Public Accounting Top 100 Firms 2024 logo
Certified Place to Work 2025-2026
Francis-O'Brien_Web

Partner In Charge

Francis X. O’Brien II, CPA, CIA, CFE

Frank O’Brien is the partner-in-charge of Withum’s Braintree, MA office with over 27 years of experience serving closely held businesses and nonprofits. He also has extensive experience with managing an internal audit and fraud division function. He serves as leader for Withum’s Warranty Reimbursement Team, which prepares over 600 submissions per year. Additionally, Frank also has extensive experience managing a variety of Automotive Advisory projects including forensic, internal audit and expert witness engagements.

 

Braintree Leadership

Kevin-Carnes_Web
Partner, Lead, Transaction Advisory
Braintree, MA
Kimberly-Reed_Web
Partner, Market Leader, Employee Benefit Plans
Braintree, MA
lauren carnes headshot
Partner
Braintree, MA

Withum in the News

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Fortune Media and Great Place to Work Name Withum Among Best Workplaces in New York

Ranking at number 22 on the Large Business list, Great Place to Work recognized the Firm for its strong culture and team-centric approach, highlighting its distinctive benefits such as flexible schedules, childcare benefits and time off. The recognition also spotlighted Withum’s collaborative environment – prioritizing professional development, open communication, innovation and work-life balance, enabling team…

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Withum Champions Veteran Initiatives and Community Impact

Wreaths Across America For more than five years, Withum has been an active participant in the Wreaths Across America initiative, which is championed by the Firm’s Veterans Team Member Resource Group (TMRG) and the Not-for-Profit Services Team. Wreaths Across America (WAA), is a national nonprofit dedicated to remembering fallen service members, honoring those who serve…

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Steve Talkowsky Named NJBIZ 2026 Leader in Finance

As a respected leader, Steve was recognized for his impact on the Firm’s Tax Services Team, contributing to the practice’s growth, and for his strong commitment to the mentorship and development of the teams he leads. He serves clients with global operations, advising on business taxation matters with deep expertise in Subchapter C, S corporation and partnership taxation.  With a focus on making complex tax matters accessible, he is…

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ROI-NJ Names Withum Leaders to Annual Power List

Pat Walsh Pat Walsh, Managing Partner and CEO, has led numerous firmwide strategic initiatives focused on best practices, client experience and technology. He leads Withum’s national growth strategy and client service initiatives, with a focus on innovation, talent development and expanding the Firm’s advisory capabilities to meet clients’ evolving needs. Pat was recognized for his…

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