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Giving you authority
over your taxes for
over 75 years.

All Types of Tax Preparation Services
Sierra Vista, AZ

At The Tax Authority, we specialize in the preparation of Federal and State tax returns throughout the United States. We are dedicated to providing our clients with quality, professional, personalized services and guidance in a wide range of financial and business needs.

Today's tax laws are complicated.

For the last 50 years, The Tax Authority (formerly Cantrell United Tax and Premium Financial Services) has been providing quality, personalized tax return preparation and financial guidance.

The Tax Authority, led by Lyle Cantrell, is one of the leading tax firms in the Sierra Vista area. By combining our expertise, experience and the team mentality of our staff, we assure that every client receives the close analysis and attention they deserve. Our dedication to high standards and work ethic is the reason our client base returns year after year.

Our Mission

Our mission is to develop long term relationships with individuals and business owners to achieve the lowest possible tax liability by integrating all the aspects of financial planning, investing and taxes. This requires open communication to reach an understanding of our clients' needs. The Tax Authority is dedicated to meeting these goals with high standards of excellence and professionalism. We have been a staple of the area's business community for years, and pride ourselves on the level of esteem we have earned.

Our dedication to hard work has earned the respect of the business and financial community in and around the area. We believe this to be a direct derivative of our talent and responsiveness to our client base. Whether you are a current or prospective client, rest assured that individuals and businesses who choose The Tax Authority receive competent and timely advice.

We provides a wide range of services to individuals and businesses.

We strive to meet each client's specific needs in planning for the future and achieving their goals in an ever-changing financial and regulatory environment.


  • We offer the very best in long term tax planning strategies - not just tax preparation
  • The Tax Authority will always provide you the highest quality, personalized service you deserve for a much lower price than a CPA firm!
  • We provide free investment counseling for all of our clients!
  • Almost everyone can benefit from a ROTH IRA - let us show you why!
  • Join our team! We have excellent career opportunities! Click the Employment Opportunities tab
  • If you're using a chain preparation firm - we offer comprehensive, personalized services for less

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