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Calculators

You can review interesting calculators on my site.

Contact Us

Please feel free to contact us with any questions.

Videos

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Koss Benefits Financial & Insurance Services is a full-service, independent insurance and employee benefits brokerage and consulting firm specializing in the design and implementation of all types of life and health insurance.  We are one of greater Washington, DC's leading employee benefits firms, providing specialized planning for business owners and their employees.  

Our company has built a reputation on technical expertise and quality service, with experience in the financial services industry since 1982.  Our ongoing commitment to technology and staff education enables us to provide timely and comprehensive assistance to our clients. We listen carefully to determine the client's requirements, and take time to explain concepts and provide a full range of options.

Please do not hesitate to contact our firm for additional information or to schedule a meeting. You can contact us at (301) 442-0010 ; toll-free at (800) 369-0110; by fax at (301) 587-8808 or write to us online at mkoss@kossbenefits.com.

Did you know you can get quotes now?!

You can obtain quotes, compare plans and apply online by clicking-on one of the Web site links listed below:

Marilyn Koss is an agent licensed to sell insurance and annuity products through many independent insurance companies in the states of CA, DC, FL, GA, MA, MD, ME, MI, MO, NJ, NY, PA, OH, VA, WA & WI. 

Describes convertible bonds and their balance of stability and upside.

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Guides readers through estimating a realistic retirement savings target.

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Advises small businesses on cybersecurity risk management.

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The longest government shutdown in U.S. history ended on November 12, 2025. This article looks at the bill that ended the shutdown, issues that are unresolved, and estimates of the economic impact.

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This calculator is designed to help you attach a dollar figure to your life’s work.

A balance sheet summarizes your assets and liabilities and reveals your net worth.

This Cash Flow Analysis form will help you weigh your income vs. your expenses.

How much Disability Income Insurance do you need?

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Check the background of this financial professional on FINRA's BrokerCheck
Check the background of this financial professional on FINRA's BrokerCheck