David Oase CPA is a local accounting firm in Tucson, AZ, serving clients in Tucson, Marana, Sahuarita, and surrounding areas. The firm provides accounting support for small businesses and self-employed professionals, with services that cover day-to-day financial organization as well as planning-oriented needs.

Its listed services include tax preparation, bookkeeping, payroll, financial statement preparation, tax planning, CPA accounting advisory, and new business formation. The firm also identifies tailored service areas for attorneys, occupational health service providers, pediatric therapy providers, physical therapists, psychologists, speech therapists, audiologists, veterinarians, realtors, and small business owners. Services are available in person and remotely.