• Expert Tax Preparation

    Taxes prepared by an experienced CPA

    Thompson Tax Associates are accountants who care! With over 75 years of combined tax and accounting experience, Thompson Tax Associates has assisted clients with...

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  • Certified Public Accountant

    A Trusted and Knowledgeable CPA

    Financial services include tax preparation for individuals, tax preparation for businesses, E-Filing, payroll accounting, bookkeeping, Quickbooks, trust and estate planning, and more. Thompson Tax...

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  • Trusts & Estate Planning

    Plan Your Family's Financial Future

    As a trusted CPA, Thompson Tax Associates has earned the confidence of many clients, working closely with other professionals such as attorneys and financial...

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Tax Question? Ask an Accountant. 301- 869- 8898 or

Certified Public Accountant & Tax Preparation Services in Gaithersburg, MD

Learn More About Thompson Tax Associates

  • Meet Our Accountants

              Marion R. Thompson, CPA, President A long time resident of Montgomery County, MD and a graduate of VA Tech (1980), I came on full time with TTA in 1983. ...

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  • Certified Public Accountants Serving Montgomery County Since 1980

    Bob & Betsy Thompson started the Thompson Tax Associates in the fall of 1980, from the living room of their home in Rockville, Maryland. They’d both worked in the industry for years for other companies...

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