Browse the top accounting firms in Massachusetts that provide specialized services such as bookkeeping, billing, payroll processing and more. Filter your search by cost, team size, reviews, etc., to choose the right agency partner for your business.

Best Massachusetts Accounting Company Rankings

52 Companies - Rankings updated: August 14, 2026

DesignRush evaluates each agency using expert assessment and client feedback to inform your choices. Some featured agencies have paid placements.

United States × Massachusetts ×
  • Streamlining Finances, Empowering Growth.

    Streamlining Finances, Empowering Growth.

    Tristan CPA provides outsourced accounting and bookkeeping services, combining big-firm expertise with personalized solutions to help small businesses in Greater Boston thrive...

    Top Services:

    • Accounting
    Location
    Boston, Massachusetts
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
  • Insights Today, Growth Tomorrow

    Insights Today, Growth Tomorrow

    CBIZ is a leading professional services firm providing accounting, tax, advisory, benefits, insurance, and technology solutions to middle-market businesses nationwide. With a people-focused approach, CBIZ delivers actionable strategies to help clients achieve sustainable growth and long-term success...

    Top Services:

    • Accounting
    Location
    Boston, Massachusetts
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000

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