Williams Accounting and Tax is a South Portland, Maine accounting and tax firm serving individuals, entrepreneurs, and small businesses. The firm provides business and personal tax preparation, including e-filing for current and past-due returns, along with support for LLCs, C corporations, S corporations, partnerships, sales and use tax filings, and tax planning needs.

The practice also offers monthly accounting and bookkeeping services, payroll support, business planning, and new business startup assistance, including entity formations and related state filings. Its team includes accounting and human resources staff, and the firm describes itself as woman-owned, family-operated, and LGBTQ+ friendly.

For clients looking for a local provider, Williams Accounting and Tax supports both personal and business financial needs with in-person service in South Portland and remote availability noted in the profile facts.