Black Marlin CPA is a Yorktown, VA tax and accounting firm serving individuals, businesses, and nonprofits. The firm provides financial services across tax, accounting, and business support, with an emphasis in its source materials on professionalism, responsiveness, and quality.

Its listed services include tax planning and tax services, accounting, bookkeeping, controller support, payroll processing, and help with IRS notices and audits. Black Marlin CPA also lists QuickBooks among its software tools and offers business services such as small business accounting, payroll, and part-time CFO services.