Louis is a founding partner of Cooper Levenson and has been practicing law since 1969. Over the course of his distinguished 56-year legal career, he has built a reputation as a trusted trial attorney, strategic advisor, and accomplished mediator.
Drawing on decades of courtroom experience, Louis now serves as a civil mediator through Cooper Levenson Mediation Services. Having represented clients, both plaintiff and defendant, in more than 50 mediations throughout New Jersey in both state and federal courts, he brings a practical, balanced perspective to resolving disputes. His extensive trial background enables him to understand the strengths and challenges of each side’s position, helping parties work toward thoughtful, efficient, and cost-effective resolutions.
Throughout his litigation career, Louis has focused his practice on insurance coverage litigation; commercial and residential construction defect litigation; and condominium litigation.
Louis has handled complex litigation across multiple areas of practice and has earned a reputation for sound judgment, meticulous preparation, and effective advocacy. During more than five decades as a trial attorney, he has successfully tried jury cases throughout New Jersey, achieving verdicts in favor of his clients, in a majority of those matters. His deep understanding of litigation strategy, case valuation, and risk assessment now informs his work as a mediator, where he helps parties navigate difficult disputes and identify practical paths to resolution.
Louis has been granted admission to the Official Roster of Civil Mediators by the New Jersey Administrative Office of the Courts.
Louis Niedelman has been granted admission to the Official Roster of Civil Mediators by the New Jersey Administrative Office of the Courts.
Louis is certified by the New Jersey Supreme Court as a Civil Trial Attorney, a distinction that is achieved by less than 2% of all lawyers licensed in New Jersey. This certification and the re-certifications every five years require the completion of extensive applications with endorsements from fellow trial practitioners and trial judges.
His extensive trial work has earned him acceptance into the prestigious professional organization of the American Board of Trial Advocates (ABOTA). Lawyers can only be admitted into this select group by invitation and must meet rigorous requirements including not only their extensive trial experience and abilities, but also their civility and professionalism.
Practice Highlights and Mediation Credentials
Louis has tried over 225 matters before juries with a majority of successful results for his clients.
Louis has handled over 2000 cases in his career involving wrongful death actions, product liability, construction defect, fall down accidents, motor vehicle accidents, insurance coverage litigation, professional malpractice litigation, condominium litigation, premises security litigation and dram shop litigation. He has represented both plaintiffs and defendants in the above practice areas. This gives him an independent and objective view of the facts and law in these areas. His mediation experience includes representing plaintiffs and defendants in over 50 mediations, both state and federal, throughout the State of New Jersey.
Louis has devoted endless hours to the needs of local community and civic organizations and charities, and currently serves as General Counsel and Board member of the African American Heritage Museum of Southern New Jersey.