About Us

Understanding the unique and personalized needs of our clients, Barrett & Thomas, P.C. , was established to provide accounting, tax, litigation support and business-advisory services to corporations, small businesses and individuals throughout Tyler and East Texas. Recognizing that each client has individual goals, we tailor our services to you. To better meet specific needs, we have specialized knowledge of industries such as professional services, construction accounting, retail accounting, and consumer services. Our knowledge, plus the ability to customize services, enables us to address a complete range of personal and industry-specific challenges, needs and standard tax practices.

The foundation of Barrett & Thomas, P.C. is to provide quality, personal service to clients based on their needs.

Michael S. Thomas, CPA/ABV/CFF

Michael S. Thomas, CPA/ABV/CFF, is the president of Barrett & Thomas, P.C.. Michael has been providing quality, personal accounting and tax services since 1989. His career in public accounting gives him the expertise to assist small-business owners with startup, growth, financial, tax and planning needs. He understands that small business owners have made tremendous sacrifices to build successful businesses; his own small-business firm is therefore able to cater to the needs of other small-business owners.

As a forensic accountant, Michael Thomas has extensive experience in analyzing the financial, accounting, and tax aspects of marital dissolution and economic loss matters, including business valuations, separate property tracing, characterization issues, and damage calculations. Michael has testified as an expert witness in family law and civil/commercial litigation matters in state and federal courts.

Michael received his Bachelor of Science in Accounting from Louisiana State University. He additionally received his CPA license and has been Accredited in Business Valuation (ABV) by the AICPA. Since moving to Tyler in 1991, Michael has been very active in Rose City community life. He has served in leadership roles as president or chairman of the Tyler Area Chamber of Commerce, the United Way of Tyler/Smith County, the TISD Foundation and First Christian Church. Michael lives in Tyler with his wife, Shea, and their two daughters.


  • American Institute of Certified Public Accountants (AICPA)
  • Texas Society of Certified Public Accountants (TSCPA)
  • National Association of Certified Valuation Analysts (NACVA)


  • Tyler Area Chamber of Commerce W. C. Windsor Award
  • Leadership Tyler Alumni of the Year Award
  • East Texas Chapter of TSCPA Service Award