Our Attorneys
Founder Mark Mack
Founder Mark Mack is an experienced criminal defense attorney and a former Assistant District Attorney of Luzerne County, PA. who is across the board, one zealous advocate who cares about his clients and has risen to a place of LEADERSHIP AMONGST HIS PEERS. MACK has a well-earned and established reputation among clients, prosecutors, judges, and local & state law enforcement agencies as an honest and trustworthy gentleman.
He recognizes the stress and anxiety brought about when clients are faced with criminal charges that may have a devastating effect on their lives and their families. Attorney Mack is compassionate and sympathetic as he listens carefully to their problems.
This valuable information gathered from listening to client predicaments is then used to refute vigorously the arguments presented by the district attorney. He knows that speaking forthright about possible consequences and always being available to answer client questions is essential for a positive attorney-client relationship.
Confidence is a key trait that leads to trust and faith in him as he works tirelessly and diligently to fight the charges brought against his clients. Hard work, perseverance, and determination are what clients can expect from Mark Mack.

Attorney Matthew Muckler
Matthew Muckler earned his Juris Doctor at the Dickinson School of Law of Penn State before returning to Northeastern Pennsylvania to focus on Criminal Defense Litigation.
In 2009, he was hired by the Luzerne County District Attorney's Office to reform their Juvenile Justice System. As the Juvenile Division Chief for over a decade, he handled all types of Criminal and Juvenile cases ranging from Summary Appeals to Criminal Homicides.
Attorney Muckler knows that listening to his clients, thoroughly understanding their case, and preparing for court are the three crucial keys to vigorous representation. In short, his confidence in the courtroom comes from years of experience and hours of preparation.
Attorney Matthew Muckler holds an established and remarkable reputation especially in Luzerne County, and throughout the surrounding counties of Northeastern, Pennsylvania.
No stranger to research, Attorney Muckler works seven (7) days a week as Senior Counsel for Mack, Muckler and Associates tirelessly to get the best result possible for clients. Being devoted exclusively to Criminal, DUI, and Traffic Defense means that Attorney Muckler is an expert in helping his clients navigate the rocky waters of being accused of a crime.

Attorney Christopher O’Donnell
Christopher O’Donnell is an experienced criminal trial attorney, having won multiple felony jury trials as both a prosecutor and defense attorney.
He has participated in capital homicide jury trials for both the Luzerne County District Attorney’s Office and the Luzerne County Public Defender’s Office. He also has federal court experience having worked on the Criminal Justice Act or CJA panel.
Attorney O’Donnell also served as a Hearing Officer, presiding over dependency and juvenile delinquency cases.
His experience on both sides of the aisle and behind the bench gives him a unique ability to assess the strengths and weaknesses of a case and fight for the best possible outcome.
Attorney O’Donnell earned his Juris Doctor at the University of Dayton School of Law. He was born and raised in Northeastern Pennsylvania.

John Denslow
I was facing five misdemeanor charges! Let me tell you... this guy walks in the court like a true (Boss). I don't know how, but I walked out with four out of five charges dropped, and a $198 fine. If you are looking for a true attorney, THIS IS YOUR GUY.
Josh Swainbank
I was very satisfied with all of my representation of Mack, Muckler and Associates ...and very pleased with the outcome of my case! Highly recommend if you want some peace of mind and let these guys go to work for you so you can move on with your life!