The Trusted Tax Preparation Company in Mobile, AL Dean Tax Service is a certified and BBB-accredited tax service provider and a notary public with over 20 years of experience. I founded my company in 2000 in order to help individuals and businesses in Mobile, AL file their taxes properly and have an excellent record. I help with various aspects of the filing process and on this page, you will learn more about why working with me is a good decision to make. A Licensed & Bonded Company