Sanders

Sanders, Walsh & Eaton CPAs, LLC is a locally owned boutique accounting firm based in Osterville, Massachusetts, serving clients in Osterville, West Chatham, and Sandwich since 1981. The firm combines the technical expertise of a larger practice with personal attention and ongoing, responsive guidance. It has particular experience supporting nonprofits, affordable housing providers, community-focused organizations, and other mission-driven entities, including groups with specialized reporting and compliance needs.

Its services include individual and business tax preparation and planning, estate and trust tax services, audits, reviews, and compilations. The firm also provides nonprofit, housing, community development, performing arts and museum, and school audits, as well as nonprofit financial statement reviews. Businesses can access bookkeeping, small-business accounting, payroll, and broader client accounting services. Sanders, Walsh & Eaton also offers practical resources such as tax forms and guides, financial calculators, and a client portal. Clients can contact the team to discuss an engagement, arrange a consultation, or securely send files.