Koonz, McKenney, Johnson, DePaolis & Lightfoot, L.L.P.

Koonz, McKenney, Johnson, DePaolis & Lightfoot, L.L.P.

We represent injury victims in D.C., Maryland, and Virginia. We have over 35 years of experience representing individuals who have been injured in auto accidents, especially pedestrians and bicyclists, along with other serious injury victims.

Firm Overview

We have 14 attorneys, all of whom specialize in personal injury cases. In addition to the cases described in the firm summary, we also handle many involving on-the-job injuries.

Main Office

Main Office
2001 Pennsylvania Ave NW
Suite 450
Washington DC 20006


(202) 822-1870


(202) 785-3719




Free Initial Consultation?


Services Offered For Fixed Fees?

We handle all cases on a percentage-on-recovery basis.

Office Information

Office Hours

9:00 am - 5:30 pm

Languages Spoken

English, Spanish

Personal Injury

Our law firm was founded by Joseph Koonz, Carolyn McKenney, and Roger Johnson in 1979. The firm has grown to 14 attorneys with offices in Washington, DC and Fairfax, VA.

The firm's broad personal injury practice encompasses cases large and small. Our lawyers are proud of the fact that they have settled numerous cases, many with difficult issues, for values that have consistently exceeded our client's expectations. We take pride in achieving fair value for every type of case. Over the history of the firm, we have resolved cases totaling over $1 billion for our clients.

Roger C. Johnson

Koonz, McKenney, Johnson, DePaolis & Lightfoot, L.L.P.

Roger C. Johnson founded the law firm of Koonz, McKenney, Johnson, DePaolis & Lightfoot in September of 1979. He is a graduate of the University of Michigan and the National Law Center of the George Washington University, receiving his Juris Doctor degree in 1977. During 1977 and 1978, he was law clerk to the Honorable George H. Revercomb, who at that time served as a trial judge on the Superior Court of the District of Columbia.

In his last three trials, Mr. Johnson obtained verdicts or post-trial settlements totaling nearly $16 million on behalf of his clients. He handles serious injury cases, large and small.

In November 2016, Mr. Johnson settled a pedestrian leg crush case for over $9.3 million.

He has obtained million dollar verdicts and settlements for clients in automobile accidents, including pedestrian injuries, medical malpractice cases, construction accident cases, and slip and fall cases, along with many other types of injury claims.

In December of 2018, he was again recognized by Washingtonian Magazine as one of the area's œtop 1%  of personal injury lawyers. He was also named one of œAmerica's Best Lawyers for 2007-2018.

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