TXCPA Professional Ethics Committee Disciplinary Actions

As a result of decisions by the Executive Board of the Texas Society of CPAs, the following members had their TXCPA memberships:


As a result of a decision by a hearing panel of the Joint Trial Board, the following member had his TXCPA membership:

Suspended -

Philip Nathans III of Houston was found guilty of violating TXCPA Bylaw Article III, Section (8)(d) for failure to cooperate with an ethics investigation. He was expelled from TXCPA effective July 9, 2021.


Expelled - 

Stephen A. Aman of Allen, effective Dec. 19, 2020. The action is based on the Texas State Board of Public Accountancy revoking Aman’s certificate on Sept. 17, 2020.

Suspended -

Brian D. Matlock of Colleyville for one year retroactive to Aug. 13, 2020. The suspension is effective Dec. 19, 2020. The action is based on the Securities and Exchange Commission (SEC) Administrative Proceeding File No. 3-19914, Accounting and Auditing Enforcement Release No. 4159 dated Aug. 13, 2020.

Ricky D. Mullins of Orono, ME, for five years retroactive to Sept. 17, 2020. The suspension is effective Dec. 19, 2020. The action is based on the Texas State Board of Public Accountancy suspending Mullins’ certificate for five years on Sept. 17, 2020.


Disciplinary Action
Published on Aug. 10, 2020

As a result of decisions by the Executive Board of the Texas Society of CPAs, the following members had their TXCPA memberships:

Expelled –

William M. Aisenberg of Carrollton, effective Aug. 9, 2020. The action is based on Securities and Exchange Commission Accounting and Auditing Enforcement Release Number 4132, Administrative Proceeding 3-19774, that suspended Aisenberg from appearing or practicing before the Commission as an accountant on April 28, 2020.

Wesley A. Tucker of Cedar Park, effective Aug. 9, 2020. This action is the result of the Texas State Board of Public Accountancy revoking Tucker’s certificate on May 14, 2020.

Suspended –

Cameron P. Terry of Spring for one year retroactive to Aug. 21, 2019. The suspension is effective Aug. 9, 2020. The action is based on Public Company Accounting Oversight Board Release No. 105-2019-020 on Aug. 21, 2019.


Disciplinary Action
Published on March 16, 2020

Suspended –

Gerald D. Nelson, Cransfills Gap, entered into a settlement agreement under the AICPA Joint Ethics Enforcement Program in lieu of further investigation and proceedings of alleged violations of the codes of professional conduct of TXCPA and AICPA. Without admitting or denying any wrongdoing, Nelson was suspended from TXCPA membership for two years, effective March 11, 2020.