About EIC Tax

Serving businesses and individuals nationwide since 2007.

Serving Clients Nationwide Since 2007

EIC Tax, LLC., based in Huntsville, AL, is a full-service, tax preparation, and accounting firm serving clients nationwide, focusing on small businesses and personal IRS taxation.

We keep up-to-date with the ever-changing tax laws, as well as your changing life events, such as the birth of a child, a new business, new home, or inheritance.

Our Services

Years serving clients nationwide2007 – 2026

Our Team

Elva Iris Castano

A professional tax preparer with a current PTIN and a participant in the IRS Annual Filing Season Program (AFSP) for 2026. Elva keeps up with continuing education in federal tax law and in preparing personal and small-business returns, and serves every client in English or Spanish.

Owner of EIC Tax, LLC and Alabama Assurance Group, LLC
Accountant with an MBA
Professional Tax Preparer with 23 Years of Experience
Current PTIN · IRS Annual Filing Season Program (AFSP) Participant
IRS Certifying Acceptance Agent (ITIN)
Notary Public & English/Spanish Translator
Licensed Insurance Producer in AL, FL, GA, NY, NC, SC & TN

Elva Can Help You With

Tax extensions
Prior-year tax returns
Amended returns
Estimated tax payments
ITIN applications (Form W-7)
Notarized documents & translations

¡Hablamos Español!

Up-to-Date Expertise
We keep up-to-date with the ever-changing tax laws, as well as your changing life events.
Free Consultations
Consultations are free of charge — call us or stop by our Huntsville or Madison office.
Bilingual Service
We speak Spanish, so please feel free to call, e-mail us, or fill out the contact form in Spanish.