Executive CPA & Associates LLC is built upon the pillars of Integrity, Responsiveness, and Astuteness.


Our clients engage us to perform services upon which they rely.  Executive CPA & Associates LLC is honored by their trust.  We hold a high standard of integrity to ensure the financial arena complies with professional and legal standards, possesses internal controls, and is handled with the utmost confidentiality.

Our tax planning always adheres to the Code of Ethics which provides assurance the strategies always stay within the boundaries of the law.


Executive CPA & Associates LLC is responsive. Individuals and businesses who choose us rely on competent advice and accurate personnel. We provide financial services to individuals, nonprofits, and small businesses.

To see a listing of our services, please take a moment and look at our services page. Because we get new business from the people who know us best, client referrals have fueled our growth.


Our primary goal as a trusted advisor is to provide insightful analysis and profitable recommendations to enable our clients to make informed financial decisions. We listen attentively as each situation has unique circumstances. We then leverage the financial options and tax opportunities legally available.

We provide coaching and proactive strategies to build your future rather than “after the fact” actions.  Executive CPA & Associates LLC develops personalized solutions for your situation that reduce tax and make sense for your business and personal life.

In the tax arena, we offer a free mini planning session to see what tax opportunities you may have!

We welcome you to contact us anytime.


Staff Profile

Mary Quebbemann, CPA, MST

Mary, the CEO, is a seasoned CPA with experience in individual and business tax as well as small business accounting.  She has evaluated and developed revenue opportunities in business segments, and identified expense reductions to bring improvements to the bottom line.  She is reputable for maintaining full confidentiality in sensitive environments.   She holds a bachelor’s degree in accounting from the University of Illinois, Urbana, and a Masters in Taxation from Northern Illinois University.