About Our Lawyer

Mario D’Adamo III Esquire
Protects your Rights and Defends your Freedom

D’Adamo Law was founded by Mario D’Adamo III, attorney at law, specializing in criminal defense, family law and personal injury cases

Saint Joseph’s Prep High School
La Salle University (Honor Society – dual major of Criminal Justice and Spanish)

Widener University


First Judicial District of Pennsylvania (Juvenile Probation Officer)

Law Department of the City of Philadelphia (Assistant City Solicitor). Here he handled hundreds of cases representing the Department of Human Services.

Order of Sons of Italy
Unico Charity Organization
Board member of the Tolentine Community Center (Young Lawyers Division of the Philadelphia Bar Association and the Justinian Society)

Mario D'Adamo III Lawyer in Philadelphia
Family Law, Criminal Defense & Personal Injury Lawyer Philadelphia

Family Law & Criminal Defense Lawyer in Philadelphia

D’Adamo Law is a trusted and experienced law firm, located in the heart of Philadelphia. Lead attorney, Mario D’Adamo III, is a passionate lawyer with a specialty in criminal defense, family law and personal injury cases. Whether you need legal representation for a divorce proceeding, need to defend your name in criminal court or have been injured in any type of accident, trust our firm to tackle your legal issues effectively. The D’Adamo Law Firm provides our clients with personalized service and attention throughout the entire process of your legal matters. The lawyer you hire has a direct impact on the results of your case. Mario D’Adamo, attorney at law, is a qualified and respected family law and criminal defense attorney representing clients in Philadelphia. For a complimentary consultation regarding your legal matters, call 215-825-5519.

Trusted & Experienced Philadelphia Lawyer

At D’Adamo Law we know the only way to come to fair and just solutions to your legal matters is to build a trusting relationship with our clients. We are constantly in contact with our clients, answering questions and concerns as they arise throughout the legal process. From the first initial consultation to the final outcome, we keep you informed, providing personal attention and aggressive representation. Everyone has the right to good legal representation and advice; without it you are at the mercy of the court. We work hard to help improve your legal situation to the best of our abilities.

Legal Representation for Family Law, Personal Injury & Criminal Defense


Family Law
Family law often presents emotional and financial burdens for all parties involved. You need experienced legal representation when resolving domestic and family disputes. D’Adamo Law provides assistance in all areas of family law.

Estate Planning

Child Custody

Paternity Issues

Military Divorce

Child Spousal Support

Apportionment of Assets


Asset Property Division

Deferred Home Sale


Criminal Law
We have the experience necessary to combat a range of criminal charges, whether related to a divorce trial or as a separate legal matter. You cannot afford to waste time hiring a qualified lawyer for your criminal defense.

Restraining Orders

Civil Harassment

Second Amendment Violations

Domestic Violence

DUI Defense

Juvenile Defense



Personal Injury

A personal injury attorney helps recover damages for victims of accidents. Whether your injury is physical or psychological, we fight for your rights and the due compensation owed to you as a victim.

Auto Accidents

Bicycle Accidents

Bus Accidents

Mass Transit Accidents

Negligent Security

Slip & Fall Accidents

Workplace Accidents


Legal Documents

D’Adamo Law helps with all legally binding documents and contracts for business, real estate and personal matters.

Non-disclosure Agreement

Business Contract

LLC Operating Agreement

Lease Agreement

Eviction Notice

Intent to Purchase Real Estate

Living Will

Divorce Settlement Agreement

Thousands of clients in Philadelphia have chosen D’Adamo Law as their lawyer for family law, criminal law and personal injury cases. We are dedicated to resolving these matters efficiently and professionally. If you need legal counsel or advice in a legal matter, call 215-825-5519 for a no obligation consultation.