About Us
Navigating Financial Success Together
Tax Smart Service is a Waltham, MA-based tax and accounting firm serving individuals, families, and small businesses. We are Certified Acceptance Agents (CAA) and Annual Filing Season Program (AFSP) enrolled tax professionals — recognized by the IRS for our commitment to continuing education and ethical standards.
We offer personalized service in both English and Spanish, and we’re available year-round — not just during tax season. Our goal is simple: help you keep more of what you earn while staying fully compliant.
What We Stand For
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Accuracy — every return reviewed thoroughly before filing -
Transparency — plain-language explanations, no surprises -
Availability — year-round support, not just April -
Community — proudly serving the Waltham area since 2014
Meet the Team
The People Behind Your Taxes
Wilson Mejia
Founder & Tax Professional
Wilson is an IRS-recognized AFSP enrolled tax professional and Certified Acceptance Agent. He founded Tax Smart Service to provide affordable, expert tax help to the Waltham community.
Esthefany Espinal
Bookkeeper
Esthefany manages bookkeeping and financial records for our business clients, ensuring clean, accurate books all year long so tax time is always stress-free.