About
David M. Schloss is a partner at Koonz McKenney Johnson & DePaolis LLP in Washington, D.C. He has practiced law since 1988 and represents injured individuals in personal injury law, workers’ compensation, and medical malpractice matters. He has spent decades handling claims involving serious injuries, workplace accidents, and disputes with insurers while advocating for clients throughout Washington, D.C., and Maryland.
Mr. Schloss earned his B.A., cum laude, from Tufts University. He later received his J.D. from George Washington University. He was admitted to the District of Columbia Bar and the Maryland Bar. He is also affiliated with professional organizations serving trial lawyers and attorneys practicing in Washington, D.C., and Maryland.
Mr. Schloss handles personal injury and workers’ compensation claims involving injured employees and accident victims. His experience includes matters involving medical malpractice, workplace injuries, disability-related claims, and wrongful death. He has represented clients through negotiations, administrative proceedings, litigation, and appeals, including workers’ compensation disputes reviewed by the District of Columbia Court of Appeals.
David M. Schloss has received an AV Preeminent Peer Review Rating from Martindale-Hubbell and has been recognized for his workers’ compensation and personal injury work. His professional memberships include the District of Columbia Bar, Maryland State Bar Association, American Association for Justice, and Trial Lawyers Association of Metropolitan Washington, D.C. He continues to represent injured clients in complex personal injury and workplace-related matters.
Law Office Affiliations
- Partner, Koonz McKenney Johnson & DePaolis LLP
- Member, Trial Lawyers Association of Metropolitan Washington, D.C.
- Member, American Association for Justice
- Member, District of Columbia Bar Association
- Member, Maryland State Bar Association
Licensed State
- District of Columbia
- Maryland
Education
- George Washington University
Juris Doctor (JD) - Tufts University
Bachelor of Arts (BA)
Awards & Badges




- Birth Injury
- Car Accidents
- Construction Accidents
- Medical Malpractice
- Slip & Fall Accidents
- Spinal Cord Injury
- Workers' Compensation






