Costello Tax Associates is a Somerville, MA accounting firm serving small businesses and individuals. The firm’s public materials describe a broad service mix for business owners, executives, independent professionals, and individual taxpayers.

Its work includes tax preparation and tax planning, accounting and bookkeeping, and support for business needs such as payroll, cash flow management, bank financing, business valuation, strategic planning, succession planning, and new business formation. The profile facts also note QuickBooks/Xero setup and remote availability.

For taxpayers dealing with IRS matters, the source text lists services related to audit representation, non-filed returns, back taxes, payroll tax problems, liens, levies, wage garnishment, offers in compromise, payment plans, bankruptcy, innocent spouse relief, and IRS file requests.