Our Staff

William L. DeProspo – Partner


Orange County, NY Car Accidents Lawyer William DeProspo Photo - DeProspo, Petrizzo & LongoBill DeProspo started his career in The Bronx District Attorney’s Office.  He served with distinction for six years, first in the Sex Crimes Bureau and then in the elite Homicide Bureau of  The District Attorneys’s Office.  Bill then moved to The Hudson Valley in 1987 and has represented seriously injured accident victims since 1989.

It was a natural transition to go from helping crime victims to prosecuting cases for accident victims. Bill has spent his professional career handling personal injury cases, negligence cases, complex mass tort cases and criminal defense matters.

Bill DeProspo has achieved substantial recoveries for those who have been seriously injured in car accidents, by slip and falls, by dog bites and by other types of general negligence. Many of these recoveries have been for multiple millions of dollars. Bill prides himself on being a hard worker and he believes it is a privilege to be asked to represent someone in a court of law. Bill DeProspo believes that everyone should be treated with dignity and respect and that every case in his office is the most important one.

Bill’s legal work has been featured on 60 Minutes II, The National Law Journal, NBC’S Dateline with Katie Couric, The Today Show, The New York Times, The Wall Street Journal, USA Today and in People Magazine. He has tried numerous cases in both New York State Supreme and New York County Courts.  He is also admitted to the bar of The Supreme Court of the United States of America.

Joseph P. Petrizzo  – Partner


Orange County, NY Car Accidents Lawyer Joseph Petrizzo Photo - DeProspo, Petrizzo & LongoJoseph Petrizzo graduated from Temple University School of Law located in Philadelphia, Penn in 1983. He was admitted to practice law in New York State  in 1984 and began his legal career with the Bronx District Attorney’s Office as a trial lawyer.   He has been a trial lawyer for 33 years. Mr. Petrizzo rose within the District Attorney’s Office to prosecuting minor felony cases to being a member of the Major Offense Bureau and finally a member of the elite Homicide Bureau.      His early career spent practicing in New York City led him to the Hudson Valley in 1989.

Joseph Petrizzo is a founding member of the law firm DeProspo, Petrizzo & Longo.  DP&L was started in 1996 and has grown in prestige over the years. Accident victims have always had  a special place in Mr. Petrizzo’s heart. Since leaving the Bronx District Attorney’s Office, he has represented only accident victims. This desire to represent accident victims comes from his early professional years representing victims of crimes as an Assistant District Attorney.

Joseph Petrizzo has handled some of the most substantial and complex products liability, construction accident cases and automobile accident  cases in the Hudson Valley.   He has handled each and every aspect of these matters from the initial interview, investigatory stage, through legal pleadings and depositions, to trial verdicts in the New York State Supreme Court and the New York State Court of Claims. All of these cases have been concluded with substantial recoveries for DP&L clients, many of them have been for millions of dollars.

Mr. Petrizzo’s utilization of renowned experts in the fields of accident reconstruction, economics and medicine have enabled him to produce unparalleled results for DP&L clients who have suffered serious injuries or death. Mr. Petrizzo insists that all of DP&L cases are handled like they were big cases.   Mr. Petrizzo believes that all DP&L Clients be treated professionally and personally regardless of the type of injuries suffered. Mr. Petrizzo is a member of the New York State Trial Lawyers Association, New York State Academy of Trial Lawyers and American Association for Justice, also known as, The Association of Trial Lawyers of America.

Laurel A. Longo – Partner


Personal Injury Attorney Orange County, NY Laurel Longo Photo - DeProspo, Petrizzo & LongoLaurel A. Longo was admitted to practice law in the State of New York in 1985. Ms. Longo is both an accomplished medical malpractice lawyer and an experienced Registered Nurse. The combination of these two critically important professions makes her uniquely qualified to investigate the malpractice of those in the medical profession. Many firms who handle personal injury cases are forced to rely on the opinions of outside help.

At DP&L, Ms. Longo has spent years developing some of the most difficult and interesting cases in this area. Ms. Longo has proven time and time again that both her years of experience as an attorney and as a Registered Nurse are essential to a complete understanding of not only the medical malpractice field but the personal injury field in general. The combination of these two disciplines has also proven to be an important asset to DP&L in its preparation of all negligence cases.

Ms. Longo is responsible for the review and summarization of the medical records,  medical treatment and medical management of clients for all the firm’s negligence cases.     Her initial review of these cases at DP&L has enabled its lawyers to spot the weakness in a case at the earliest possible time.      Laurel A. Longo also serves as medical review and support to DP&L’s team of accomplished trial lawyers.     Her work is an invaluable tool to the success of winning our cases.    Ms. Longo is a member of the New York State Trial Lawyers Association.

Karen Foster  -   Senior Paralegal


Legal Advice In Orange County, NY Paralegal Foster Photo - DeProspo, Petrizzo & LongoKaren joined the firm in 2004 as a paralegal. She has a degree in paralegal Studies along with over 25 years of personal injury legal experience. Karen is responsible for drafting pleadings, legal research,  discovery responses and discovery demands. She also handles communication and exchange of information/documentation with the different insurance carriers. Karen is a main contact person for client information and updates.