Louis E. Olivero & Associates - Attorneys | Peru, IL SLIDER-SHADOW-4

Exceptional lawyers & exceptional results

meeting Louis E. Olivero law books

Meet your legal team

Fighting aggressively for your rights

Louis E. Olivero Esq.

Louis E. Olivero, an attorney in the law firm of Louis E. Olivero & Associates, has more than five decades of experience in protecting the rights of others. His vast experience as a practicing attorney brings a unique perspective to the law firm.


The Olivero law firm provides individual counsel at a personal level to ensure that you get the best possible representation in your time of need. The firm handles all types of accident and personal injury cases, Social security claims, wills, real estate, estate and probate, as well as traffic and criminal cases.


Professional associations and courts

  • University of Illinois, College of Law: Juris Doctor, 1960

  • University of Illinois, College of Business: Bachelor of Science in Accountancy

  • United States Supreme Court and Court of Appeals

  • Federal District Court

  • Illinois Supreme Court and Circuit Courts

  • American Bar Association and Trial Lawyers

  • Illinois Trial Lawyers and State Bar Association

  • LaSalle County Bar Association

Since 1960, the dedicated attorneys of Louis E. Olivero & Associates have been providing legal counsel and fighting the insurance companies.

Call today to speak to one of our attorneys:


Military service

  • United States Air Force

  • Pilot and Office of Special Investigation

  • Retired Lt. Colonel

Significant accomplishments

Handled thousands of cases for personal injury, products and premises liability, worker's compensation, and social security claims, estate and probate, real estate, domestic relations, traffic and criminal cases ranging from misdemeanors to first degree murder, along with hundreds of trials, including both bench and jury trials and appeals to our highest court. Well-known in and around the Illinois Valley area, but best known for his tireless efforts in protecting the rights of his clients and obtaining the best possible outcome for their cases.

Douglas B. Olivero Esq.

Douglas B. Olivero is an attorney in the firm of Louis E. Olivero & Associates and has been with the firm for more than 30 years. Douglas Olivero concentrates his practice in defending clients charged with DUI, traffic, and criminal cases including felonies and misdemeanors at both the trial and appellate levels. Douglas Olivero also focuses on driver license reinstatement hearings (formal and informal) before the Secretary of State, providing assistance in obtaining full reinstatement of your driving privileges or driving permits. When it comes to driver's license reinstatements, Douglas Olivero takes pride in personally handling each case. Count on him to be right with you at your hearing.


Regardless of whether this is your first brush with the law or you have experienced legal trouble in the past, the Olivero law firm will provide you with the help you need at a price you can afford.


  • Drake University, College of Law - 1978

  • University of Illinois, College of Business - 1976

  • United States Air Force Judge Advocate Staff Officer School

Admitted to practice before:

  • Supreme Court of the United States

  • Illinois Supreme, Appellate, and Circuit courts

  • United States District Court for Northern District of Illinois

  • United States District Court for the Central District of Illinois

  • United States Court of Military Appeals

Professional organizations

  • Illinois State Bar Association

  • Lasalle County Bar Association


  • Lt. Col. United States Air Force and Illinois Air National Guard, Retired

  • A former board member of Illinois Valley Red Cross

  • Peru Library Board: 2011 - Present

David W. Olivero Esq.

David W. Olivero is an attorney in the firm of Louis E. Olivero & Associates and has been with the firm for over 30 years. David Olivero concentrates his practice in the areas of personal injury, workers' compensation, and Social Security claims. He has tried and settled numerous serious personal injury cases caused by automobile accidents, truck accidents, and defective products. His clients realize that David's goal is helping them receive financial justice to which they are entitled.


  • University of Illinois, College of Law: Juris Doctor - 1981

  • University of Illinois, College of Business: Bachelor of Science - 1978

Professional activities and honors

  • Million dollar injury lawyer

  • Illinois State Bar and Trial Lawyers Associations

  • United States Air Force Captain

Significant personal injury cases*

  • $1.8 million - medical negligence

  • $1.58 million - construction negligence

  • $693,742 - trucking negligence

  • $300,000 - automobile wreck

  • $200,000 - premises liability

Worker's compensation cases

Recovered millions of dollars in benefits for clients injured at work.

*These prior case results are not representative of the value of any other cases and no case results are guaranteed. Each case is different and the results different based on the facts of the individual case.

Larry Sitler Esq.

Larry Sitler received his B.A. from Illinois College in Jacksonville, IL, studying foreign languages with a major in Spanish, with recognition as a Maria Luisa Bombal scholar. Following graduation from Valparaiso University School of Law in Valparaiso, Indiana, he began working for the law firm of Louis E. Olivero & Associates in Peru, IL.


His practice areas have included bankruptcy and debt relief, and creditor collections. Today, while he primarily concentrates on clients seeking to apply for disability benefits under the Social Security Disability Insurance (SSDI) and Supplemental Security Income (SSI) programs, he also assists people in related areas of guardianship and special education.

David W. Olivero Douglas B. Olivero scales of justice