Expert Tax Advisory & Tax Resolution Services


Serving Clients
Nationwide and Ex-Pats Abroad
Background
David Williams is a licensed certified professional accountant (CPA) and has more than 32 years of experience providing tax planning and tax preparation services. Recently, he has successfully represented new clients under IRS audit and is now devoted to focusing attention on Tax Resolution services.
We’d like to provide you with an opportunity to get to know our firm’s values before you come to see us. The following pages should give you an idea of what we are all about. We have the knowledge and skillset to help you. In 2023, he incorporated his practice as Williams Consulting Service, Inc. with the trade names Potomac Tax Advisors, and Potomac Tax Relief.
Mr. Williams has more than 14 years experience as a certified Project Management Professional (PMP), a globally recognized certification that validates his ability to lead and direct projects across various industries, effectively. While employed by the Federal government, he used this skill to improve methods and efficiencies in the Department of the Army budgetary process and the Federal government’s workforce strategic planning process. He has been an expert with analyzing and planning strategic workforces for the federal government for more than 15 years.
Our Values
We are committed to upholding the highest ethical standards to maintain trust and credibility with colleagues, members, and the public.
We are encouraged to challenge ourselves to take chances and apply creative ideas and approaches to all that we do.
We recognize that our best solutions come from working together.
Our high standards ensure each client receives close personal attention and outstanding performance.
An accounting firm is known for the quality of its service. Our firm’s reputation reflects the high standards we demand of ourselves. Our primary goal as a trusted advisor is to provide insightful advice to enable our clients to make informed financial decisions.
We feel it is extremely important to educate ourselves continuously to improve our technical expertise, financial knowledge and service to our clients.
Our Values
We are committed to upholding the highest ethical standards to maintain trust and credibility with colleagues, members, and the public.
We are encouraged to challenge ourselves to take chances and apply creative ideas and approaches to all that we do.
We recognize that our best solutions come from working together.
Our high standards ensure each client receives close personal attention and outstanding performance.
An accounting firm is known for the quality of its service. Our firm’s reputation reflects the high standards we demand of ourselves. Our primary goal as a trusted advisor is to provide insightful advice to enable our clients to make informed financial decisions.
We feel it is extremely important to educate ourselves continuously to improve our technical expertise, financial knowledge and service to our clients.
We will answer all of your questions, as they impact both your tax and financial situations. We welcome you to contact us anytime.

