Abba-Peechee C. Castillo is associated with Tusa & Associates CPA, P.C. in North Bellmore, NY, where she is identified as a Principal and Enrolled Agent. Source materials describe her work as providing accounting, tax, and consulting services through the firm.

Her listed NATP specialties include Business Returns and Startups. The available profile facts also note tax services, tax resolution, and in-person service format, making the profile most relevant for businesses and startup clients looking for tax-focused support through a CPA firm setting.