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Business Details
19 Years
experience
Wrongful Death & Personal Injury Lawyers in Tucson
The Leader Law Firm has been a trusted advocate for victims of personal injury and wrongful death since 2007. Founded by John P. Leader, a seasoned attorney with over 30 years of experience in Arizona courts, our firm combines deep legal expertise with unwavering client advocacy. John's background as a former federal prosecutor and his decades of civil litigation experience enable us to tackle complex cases involving defective roadways, trucking accidents, and catastrophic injuries.

We prioritize personalized service, ensuring clients receive transparent communication and dedicated representation throughout their legal journey. Our track record of multi-million dollar verdicts and settlements demonstrates our commitment to securing justice for families facing life-altering losses. Operating on a contingency fee basis, we remove financial barriers to quality legal representation, working tirelessly to achieve optimal outcomes for every client.
Services
Wrongful Death Claims Personal Injury Litigation Trucking Accidents Defective Roadway Cases Nursing Home Abuse Traumatic Brain Injury Whistleblower Cases Bicycle Accidents
Details
  • Year established: 2007
Highlights and features
  • Over 30 years of combined legal experience in personal injury litigation
  • Contingency fee basis ensures no upfront costs for clients
  • Proven track record of multi-million dollar verdicts and settlements
  • Personalized case management with direct attorney communication
  • Former federal prosecutor brings unique litigation expertise to complex cases
Associations and certifications
  • Super Lawyers
  • State Bar of Arizona
  • Arizona Association for Justice
What people say
Went above and beyond Dedicated hard working team Fought like family member Precise professional work Asked critical questions
Services
Wrongful Death Claims
Our firm specializes in representing families who have lost loved ones due to negligence or misconduct. We handle complex cases involving defective roadways, medical malpractice, and catastrophic accidents. With proven experience securing multi-million dollar verdicts, we provide compassionate guidance through Arizona's legal process while pursuing maximum compensation for medical expenses, lost income, and emotional suffering. Our contingency fee model ensures access to quality representation without upfront costs.
Defective Roadway Cases
We advocate for victims injured due to hazardous road conditions like missing median barriers and poor design. Our firm has secured landmark verdicts against state entities for roadway failures, including a $47 million judgment for a fatal highway accident. Our team understands the technical complexities of these cases, working with engineering experts to prove government liability while navigating strict filing deadlines for claims against public entities.
Personal Injury Litigation
We represent clients with catastrophic injuries from car accidents, truck collisions, and slip-and-fall incidents. Our practice covers traumatic brain injuries, spinal damage, and permanent disabilities requiring long-term care. We collaborate with medical experts to document future treatment needs while negotiating with insurance companies to secure comprehensive settlements covering medical costs, lost wages, and quality-of-life impacts from life-changing injuries.
Nursing Home Abuse
Our firm investigates and litigates cases involving substandard care in assisted living facilities and nursing homes. We handle physical abuse, medication errors, and neglect-related injuries while protecting vulnerable clients' rights. We work with healthcare professionals to document facility failures in staffing ratios, safety protocols, and patient monitoring that contribute to preventable harm, seeking compensation for medical treatment and emotional distress.
Trucking Accidents
We represent victims of large truck collisions involving corporate carriers and independent operators. Our team examines federal safety regulations, driver logs, and vehicle maintenance records to prove liability. We pursue claims covering vehicle destruction, severe injuries, and wrongful death while countering aggressive insurance defense strategies to secure fair compensation for medical rehabilitation, lost earning capacity, and permanent disability impacts.
People
John P. Leader
Founding Attorney
Tucson personal injury lawyer with 30+ years of experience, including 9 years as federal prosecutor. Admitted to U.S. Supreme Court and Ninth Circuit Court. Recipient of Special Achievement Award from U.S. Department of Justice. Handles complex wrongful death and catastrophic injury cases with multi-million dollar verdict history.
Maria Barr
Senior Paralegal
Experienced legal professional with extensive background in litigation support since joining the firm in 2017. Specializes in managing complex case documentation and evidence preparation for major personal injury and wrongful death cases. Provides critical behind-the-scenes support while maintaining client confidentiality.
Questions
What types of cases does Leader Law Firm handle?
We specialize in wrongful death, personal injury, defective roadway cases, trucking accidents, nursing home abuse, and traumatic brain injuries across Arizona.
How much does it cost to hire your firm?
We work on a contingency fee basis - no upfront costs. Our fees come from case settlements or verdicts, ensuring access to justice regardless of financial situation.
What compensation can I recover after an accident?
Potential compensation includes medical expenses, lost wages, property damage, pain and suffering, and future earning capacity losses from catastrophic injuries.
How long do I have to file a claim in Arizona?
Wrongful death claims require filing within 2 years of death. Personal injury cases have a 2-year statute of limitations from the accident date under Arizona law.
Can I sue for defective roadway design?
Yes. If government negligence in roadway design or maintenance caused your accident, we can pursue claims against responsible public entities for damages.
What makes your firm different from others?
Our unique combination of federal prosecution experience, multi-million dollar verdict history, and personalized client service sets us apart in complex personal injury litigation.