Partnering With You for Your Success

Your success is our goal.  At Thompson Greenspon we offer award-winning service and pro-active solutions, customized to meet your specific tax, audit, accounting and consulting needs.

Personal relationships are important to us. Since our founding in 1956, the firm has advanced the goal of having you work with the same dedicated team members year after year.  As one of the largest CPA firms in the DC metro area, we deliver industry-leading expertise that is competitive with national and regional firms.

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Check out our COVID-19 Resource Center

With the pandemic still raging on, and new legislation being released frequently, our resource center can keep you up to date on important new laws, regulations, and tax benefits available to you. We have links to important resources with the SBA, IRS, and more.

Industries we have specialized in since 1956:

Whether you need estate or succession planning, or accounting, auditing, or tax assistance, Thompson Greenspon can help you succeed.

Whether you are looking for assistance with your overhead rate, an audit of your financial statement, or with day-to-day accounting services, we can assist you.

While you focus on supporting your mission, let our tax advice and creative solutions help you achieve your financial goals. 

When you need help with tax or business planning, draw on our decades of expertise. While you serve your clients or patients, we will take care of your needs.

Click below to be put in touch with a CPA who specializes in your industry.

Our Services Include:
TAXES

Tax Center

Planning ahead and saving you money on income taxes, trust and estates, payroll, and more.

FINANCES

Financial Reporting & Assurance

Offering a wide range of assurance services, audits and business assistance.

CONSULTATION

Advisory Services

Expert guidance when you start a business, sharpen your strategic plan, or plan for succession.

ACCOUNTING

Outsourced Accounting

Focus on your big goals, not your bookkeeping. Don’t think twice about payroll, taxes, financials, and more.

EMPLOYEE BENEFITS

Employee Benefits Planning & Audits

By listening closely to your needs, we can help you ensure you have a solid plan in place and assist you by auditing your plan to meet regulatory requirements.

Industry Insights:
retirement savings

Retiring Soon? Recent Law Changes May Have an Impact on Your Retirement Savings

If you’re approaching retirement, you probably want to ensure the money you’ve saved in retirement plans lasts as long as possible. If so, be aware that a law was recently enacted that makes significant changes to retirement accounts. The SECURE Act, which was signed into law in late 2019, made a number of changes of…

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home office deduction

If You Run a Business from Home, You Could Qualify for Home Office Deductions

During the COVID-19 pandemic, many people are working from home. If you’re self-employed and run your business from your home or perform certain functions there, you might be able to…

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construction workers' compensation

5 Tips for Reducing Workers’ Compensation Costs

For most construction businesses, workers’ compensation insurance is a significant expense. Here are five tips for reducing or at least better controlling these costs: 1. Make sure employees are classified…

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disaster relief payments

Help Staffers with Tax-Free Disaster Relief Payments

With the COVID-19 crisis pushing people across the country into financial hardship, it’s natural that some nonprofits want to extend a helping hand to staff members. The good news is…

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We are proud recipients of the following awards and recognitions: