DSJ CPA is a full-service accounting firm serving individuals, businesses, and not-for-profit organizations. The firm provides accounting services, tax expertise, and financial consulting, with work spanning general accounting, tax planning, tax compliance, bankruptcy-related services, outsourcing, assurance, and advisory support.

Based in Westbury, NY, with references to Long Island and New York City offices, DSJ describes an industry-specific approach for clients in not-for-profits, healthcare, hospitality, and real estate. Its listed advisory capabilities include outsourced CFO services, mergers and acquisitions, succession planning, litigation support, restructuring, and multi-family office services.