Nonprofits

At Castaldi CPA, Inc., we specialize in providing comprehensive accounting, audit, tax, and advisory services for nonprofit organizations. Our team understands the unique compliance, reporting, and governance requirements nonprofits face.

We partner with charities, foundations, and membership organizations to ensure transparency, accountability, and financial sustainability. Whether your nonprofit needs a financial statement audit, IRS Form 990 preparation, outsourced bookkeeping, or board training, we deliver solutions tailored to the nonprofit sector.

Audit & Assurance

  • Financial statement audits and reviews

  • Agreed-upon procedures (AUP) engagements

  • Internal control assessments and audit readiness consulting

Tax & Compliance

  • IRS Form 990, 990-EZ, and 990-PF preparation

  • Massachusetts Form PC and other state charity filings

  • Unrelated Business Income Tax (UBIT) analysis and Form 990-T preparation

  • State and local nonprofit tax compliance

  • Assistance with compliance with charitable registration and fundraising regulations

Accounting & CFO Support

  • Monthly bookkeeping 

  • Payroll processing 

  • Monthly and quarterly financial reporting for Board of Directors 

  • Grant and restricted fund tracking for donor and grantor compliance

  • Budget preparation, forecasting, and cash flow management 

  • Outsourced CFO and controller services

Governance & Advisory

  • Board of Directors financial training on Form 990 and nonprofit financial statements

  • Development of financial policies (conflict of interest, whistleblower, document retention, etc.)

  • Internal control reviews and segregation of duties solutions for small teams

Grant & Donor Compliance

  • Federal and state grant compliance consulting

  • Grant expenditure tracking and financial reporting to funders

  • Cost allocation methodology support for grant-funded programs

  • Advisory on nonprofit endowments and investment policies