STM CPA Services, PLLC

Get PROFESSiONAL Expert Advice from a Certified PUBLIC Accountant

At STM CPA Services, PLLC, we simplify the intricate world of accounting and business for small and medium size companies. Our dedicated team is committed to guiding you through the complexities, ensuring a smooth and efficient experience.


Stephanie Tcheunou Mepouyi, CPA

Stephanie Mepouyi

At STM CPA Services, PLLC, we offer a comprehensive suite of financial services tailored to meet your needs.


Efficient and accurate bookkeeping is the backbone of financial stability.

 Our tailored accounting support services empower small business owners to overcome hurdles and thrive in a competitive landscape, by providing the insights and assistance needed for well-maintained financial information.

Tax Preparation & Planning

Navigating the complexities of personal, small business, and corporate tax preparation can be overwhelming.

Trust our experienced team to optimize your tax strategy, ensuring compliance and maximizing returns or minimizing your liabilities.

Balance Sheet and Financial Analysis

Business Planning & Consulting

Whether you are a new or established business, reach out to us for your business set-up, business plan or budget elaboration or simply for a deeper understanding of your financial health.

 We will adapt our services to your needs and goals, offering a roadmap for informed decisions and sustainable financial success.

Accounting Support for Small Business Owners

Outsourcing Solutions

Streamline your operations and enhance efficiency by outsourcing part or all your accounting, auditing, payroll, and finance functions to us.

Our experienced team becomes an extension of your business, providing reliable and cost-effective solutions for your interim and long-term needs.


STM CPA Services, PLLC, is here to help businesses and individuals navigate the complexities of the accounting and finance world. We provide precise and reliable accounting, finance and consulting services that make it easier for our customers to take control of their financial future.

Our mission is to positively impact people’s financial outcomes through comprehensive support powered by knowledge-based decisions so they can worry less about their finances while achieving more success.

Stephanie Tcheunou Mepouyi is a Certified Public Accountant (CPA) and Certified Internal Auditor (CIA) holding a Master’s in accounting and finance. She has proven results in accounting and finance, business consulting, internal and external audit services, backed by over 18 years of experience with leading public accounting firms and industries internationally and domestically. She is also a Quickbooks Certified ProAdvisor Online and Quickbooks Certified ProAdvisor Payroll.

Stephanie puts her extensive mixed experience at your service with passion and determination, in order to provide our unique value proposition, which lies in offering personalized solutions tailored specifically for each client’s needs.

She is a member of the Texas Society of CPAs and its Fort-Worth local chapter where she volunteers in multiple ways to help advance the profession.



Quickbooks Payroll


Advanced Quickbooks Pro


Reporting and Analysis


Budgeting & Forecasting


Controllership Functions

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