Donald R Leo & Company
Certified Public Accountants

Certified public accountants

Donald R Leo & Company


Personalized financial guidance for over 40 years. 

We are a premier CPA firm that prides itself in being responsive to a clientele that requires innovative solutions needed in today’s complex business environment.

Donald R. Leo & Company, Ltd. has been providing quality, personalized financial guidance for the past forty years. Our firm prides itself in dealing with complex issues involving income tax matters, tax consultation, business transaction consulting and litigation support involving business disputes and tax controversy including white collar criminal tax cases.

We understand the unique needs of our clientele. Not only does our firm offer a full range of services; we also possess the practical knowledge and broad capabilities that come from years of experience servicing our clients' financial and tax needs. We are a premier CPA firm that prides itself in being responsive to a clientele that requires innovative solutions needed in today's complex business environment.




2390 E Camelback Road
Phoenix, AZ 85016

(602) 957-8181


Areas of Practice


We offer a broad range of tax consultation services including tax and estate planning, cross border structuring and planning and analysis of investment or business opportunities.


We understand the litigation process and offer quality expert consulting services to attorneys with our technical expertise in accounting, finance, business methods and taxation, including financial and tax fraud.

Business transaction consulting

When it comes to a decision regarding the purchase or sale of a business, our team offers a superior level of experience and advice not found at many firms and works diligently to advocate for our clients in their business transactions.


Our professionals are well versed in tax controversy matters and work diligently to resolve cases such as an IRS collection matter or complex audit matter, including those that have not been able to be resolved by other firms.

Income tax preparation

Our professionals help guide our clients through today’s ever-changing rules to ensure compliance with applicable reporting requirements. Our experience and knowledge makes navigating the maze of income tax compliance rules easy for our clientele.


Our professionals partner with legal counsel to analyze and prepare a customized strategy. We are well versed in white collar criminal matters and offer accounting, tax and fraud analysis in support of legal counsel.


We specialize in complex tax strategy and planning for business as well as high net-worth individuals.
— Donald R Leo