About Us


Rudolph R. Jones, MST, CPA, Managing Partner, Rudolph R. Jones is a Certified Public Accountant - CPA (Self-taught to pass the CPA exam); licensed in the states of Maryland, Virginia and Washington, D.C. In June of 1983, Mr. Jones graduated Cum Laude from the City University of New York with a Bachelors of Science Degree in Business Management-emphasis in accounting. He subsequently worked fifteen years as a Federal Auditor for the U.S. Department of Education in Washington, DC. Also, he graduated from USA Graduate School / Southeastern University with a Masters of Science Degree in Taxation, earning a 4.0 Grade Point Average... Read More


Harriett V. Lyon, Notary Public, CFO, Associate Partner, Senior Tax Accountant. Harriett V. Lyon is the Chief Financial Officer and Senior Tax Accountant at Rudolph R. Jones, CPA & Associates; the accounting firm of which she was a co-founder in 1998. Harriett V. Lyon attended and matriculated in accounting and accounting related subjects at both the University of the District of Columbia and George Washington University in Washington, DC. Her life long working/studying as a civil servant (over thirty years in the Federal Government), gave her the mental confidence to become a consummate expert in most accounting and accounting related matters... Read More


Lee Jones EA, Notary Public, Registered Agent, Associate Partner/Manager, Accountant/Auditor  T. Lee Jones has been the Resident Agent, Associate Partner, Accountant, Auditor (A-133 Specialist), and Management Consultant, for Rudolph R. Jones, CPA & Associates, intermittingly since January 1, 1998; the accounting firm of which he was a co-founder.... Read More

Contact Info


Tax Service

Federal Income Tax Planning

We aid businesses with all aspects of federal income tax planning.  This includes implementing federal income tax strategies that maximize savings, increase profits and manage cash flows.

State and Local Tax Planning

Our team understands the structural and transactional underpinnings of state and local regulations in ways that allow us to create solutions that mitigate tax liabilities... Read More

Accounting Service

Rudolph R. Jones, CPA & Associates only audits privately held companies.  Concentrating on privately held companies means we are free from public company regulations reporting deadlines, disclosure complexities and risk management issues.  As a result, we can focus on what really matter to you and your business... Read More

Consulting Services

Business Valuation

Business valuations enable you to accurately determine the value of a business and its components.  It is essential that you know what a business is worth whether you are buying, selling, involved in litigation or planning your estate.  Our highly trained and experienced professionals work with attorneys, other accountants and financial institutions to ensure you are represented fairly.  Our business valuation team is comprised of Certified Valuation Analysts (CVA), Accredited Senior Appraisers (ASA) and accountants Accredited in Business Valuation (ABV)... Read More




The Aerospace industry develops and manufactures planes, engine and related components for the civil and defense markets. Over the last five years the industry's commercial segment rapidly rebounded with demand lifted by rising global air travel and fleet replacement. Rapid economic growth in emerging markets also increased global air travel and as a result has increased demand for exports of large commercial aircraft... Read More



The automotive industry involves the manufacturing of vehicles and parts for commercial and individual purposes. As the economy rebounded after 2010, consumer sentiment rose and interest rates at historically low levels combined with extra incentives increased demand. Prospects ahead are encouraging for the industry and profit is expected to trend upward over the next five years, as industry operators benefit from rising vehicle sales and the cost-cutting measures enacted during the downturn... Read More



The construction industry has strongly rebounded over recent years. Tight credit markets, lower consumer spending, and high unemployment slowed growth until recently as demand for new commercial and residential space has been low.... Read More


    Please use this form to inquire about our services. Feel free to contact us via phone or fax. 202.722.6022

    CPA Washington DC

    Free 30 Minute Consultation

    Details & Payment
    Thank you

    Please select service, date and provider then click on the Find Appointments button.