Personal Injury
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If you or a loved one has been injured due to someone else’s negligence, you need an experienced personal injury lawyer on your side. We have experience recovering damages for victims of accident injuries.

Family Law
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Family law is an area of the law that deals with family matters, divorce, child custody and domestic relations. Choosing the right family lawyer to handle your personal matter is a very important decision.

Criminal Law
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Criminal law is an area of law that relates to crime, both misdemeanor and felony classifications. If you’ve been charged with a traffic offense, DUI or drug-related crimes, we fight hard to secure a favorable plea deal or have the charges dismissed entirely.

Legal Documents
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Hire an experienced lawyer to help with all legally binding documents and contracts for business, real estate and personal matters. We handle some of the following documents: non-disclosure agreements, business contracts, living will, divorce settlements and more.

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Trusted & Established Philadelphia Law Firm

D’Adamo Law is an experienced law firm, located in the heart of Philadelphia, PA. Mario D’Adamo III is a passionate attorney with a specialty in criminal defense, family law and personal injury cases. Whether you’re going through a divorce, need to defend your name in a criminal court of law or have been injured in an automobile accident, there’s no cookie-cutter way to tackle your legal issues effectively. Every case is distinct; the D’Adamo Law Firm provides you with personalized attention and services throughout the entire process of your case. There is no question that choosing the right attorney will directly impact the result of your case. Attorney D’Adamo is a qualified and respected family law and criminal defense attorney in Philadelphia. For a complimentary consultation regarding your case, call 215-825-5519.

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Law Firm Legal Practice Areas


Family law can present some of the most emotional circumstances and financial burdens. You need qualified legal assistance when resolving domestic and family disputes. The Law Office of D’Adamo Law provides representation in all areas of family law. We are attentive to the emotional, psychological and financial issues caused by divorce and domestic disputes.


Being arrested for a crime is one of the most frightening events you can experience. Attorney D’Adamo has the expertise needed to combat a wide range of criminal charges, whether related to a divorce trial proceeding or as a separate legal matter. You cannot afford to waste time hiring a qualified attorney for your defense.

Legal Documents

Our experienced lawyers help with legally binding documents and contracts for business, real estate and personal matters. Popular documents include non-disclosure agreement, business contract, LLC operating agreement, lease agreement, eviction notice, intent to purchase real estate, living will, divorce settlement agreement and more.


The personal injury attorneys at D’Adamo Law Firm have experience recovering damages for victims of accidents. Whether your injury is physical or psychological, we fight for your rights and all due compensation owed to you as the victim.

Philadelphia Family Law & Criminal Defense Law Firm

It is our belief that everyone has a right to good legal representation and advice, without it you are at the mercy of the court and the circumstances at hand. We work with our clients to help improve your legal situation to the best of our abilities. We have saved thousands of people in Philadelphia from wrongful convictions, incarceration or loss of parental rights. If you put your trust in our attorney, you will be assured that you have the best legal counsel and will have your rights protected by our competent Philadelphia law firm. The D’Adamo Law Firm provides representation in various civil actions, including all areas of family law, criminal law and personal injury. To discuss your case, call our Philadelphia, PA office at 215-825-5519.

See What some Of Our Customers Have To Say

Anthony Gueriera
D’Adamo Law is your premier Law Firm for Personal Injury & Estate Divorce Law. They were very helpful & knowledgeable in addressing my needs. I highly recommend them to anyone who needs advice on personal injury and estate divorce law.

Rosetta Crawford
Mr. D’Adamo is a great attorney. His commitment and dedication to helping others has proven to be exemplary. He supported me and fought hard to ensure positive outcomes for me. I highly Recommend him to represent you in court as he demonstrate impeccable skills and a vast knowledge of the law.

Nick Monreal
Mario has now represented me on two cases and I am very appreciative of how he makes me feel like I am a priority. I think Mario works 24/7. I have received calls from him at 8:00 on a Saturday night when important information became available. Mario also explains every detail and every option in ways that are very easy for me to understand and makes me confident in the course we are following. I would highly recommend Mario to my friends and family.

Olena L
The best decision I ever made was hiring Mr. Mario D’Adamo. He responds to any questions or concerns very quickly. I appreciate his professionalism and knowledge a lot! I was very satisfied and happy with the end result. I am so grateful for everything Mario has done for my family! He truly cares about his clients, and I would highly recommend him to anyone who are in need of knowledgeable representation, strong defense, and best possible outcome!

Mike J
Very very great guy and one hell of a lawyer helped me settle my case with dhs in 25 mins I’d Def recommend him anytime

Legal Representation for Personal Injury, Criminal Defense & Family Law

Our law firm is known for our client-centered approach; we don’t just handle cases, we represent people. We fight for justice for you or your loved one. Our attorneys fight to protect your rights and your freedom with personal attention and aggressive legal representation. The legal team at D’Adamo Law offers the highest level of legal service in the following areas:

Family Law
Estate Planning
Child Custody
Paternity Issues
Military Divorce
Child Spousal Support
Apportionment of Assets
Asset Property Division
Deferred Home Sale

Criminal Law
Restraining Orders
Civil Harassment
Second Amendment Violations
Domestic Violence
Domestic Violence Support
DUI Defense
Juvenile Defense

Legal Documents
Non-disclosure Agreement
Business Contract
LLC Operating Agreement
Lease Agreement
Eviction Notice
Intent to Purchase Real Estate
Living Will
Divorce Settlement Agreement

Personal Injury
Auto Accidents
Bicycle Accidents
Bus Accidents
Mass Transit Accidents
Negligent Security
Slip & Fall Accidents
Workplace Accidents