Mr. Greenberg earned his undergraduate degree from Boston University and his law degree from the University of Baltimore. After graduating from law school, he joined the Greenberg Law Offices, where his practice focuses on representing individuals who were injured from the negligence of others. Mr. Greenberg practices in Maryland state and federal courts, in the areas of general litigation; serious injury claims; medical, legal and other professional malpractice; slip and fall; defective products litigation; victims of truck, tractortrailer, motorcycle and automobile negligence; and those victims injured by the police or other state agency employees. He also represents individuals accused of serious crimes and traffic offenses. When not in court, Mr. Greenberg is an adjunct professor at the University of Baltimore School of Law, where he teaches Trial Advocacy. He was a Captain and Legal Officer JAG of the Maryland Defense Force. Mr. Greenberg is past president of the Maryland Association for Justice Force, where he has served on multiple committees and sections in MAJ and was active in the MAJ Foundation. Mr. Greenberg worked tirelessly with the MAJ Public Outreach Committee, where he assisted in planning charity events in conjunction with Safe Kids of Maryland.

Mr. O’Brien has an extensive and successful background dealing with serious and catastrophic personal injuries. His record of excellence in dealing with the toughest of situations is why he has become a trusted resource for lawyers around the state and across the country. Mr. O’Brien has decades of experience handling matters involving trucking and construction accidents, medical malpractice, nursing home litigation, general appellate advocacy, and product liability. He has briefed and argued over 45 appeals and tried approximately 160 jury trials. The Baltimore native is a highly respected member of the local legal community. He is a member of the Baltimore County Bar Association, Bar Association of Baltimore City, Washington County Bar Association, and Maryland State Bar Association. Mr. O’Brien formerly served as an officer and member of the Board of Governors for the Maryland Association of Justice (MAJ). He is a member of the Million Dollar Advocates Circle – an elite group limited to attorneys obtaining settlements or verdicts in excess of $1 million dollars. Mr. O’Brien is also a member of the Maryland Trial Association for Justice, the American Association of Justice and the Trial Lawyers for Public Justice group. Mr. O’Brien graduated cum laude from the University of Baltimore School of Law in 1981.

Mr. Vinick’s passion for supporting his clients drew him into personal injury and criminal defense law, while his commitment to addressing a broad range of client needs led him to Stein Sperling. With over 20 years of experience, Mr. Vinick’s current practice in personal injury, criminal defense, and medical malpractice has earned him a reputation as a relentless and skilled litigator and highly effective courtroom advocate. His clients trust him to fight for the best outcome, knowing he is tirelessly working in their interests. Mr. Vinick is a frequent lecturer on numerous topics including civil litigation, automobile claims, depositions, evidence, Medicare and criminal defense. He speaks for many organizations such as the National Business Institute, the Maryland State Bar Association and The Federal Bar Association. Mr. Vinick earned his B.A. degree from the University of Maryland at College Park and his J.D. degree from the University of Baltimore School of Law.