Catastrophic Injury
Representation for permanent or disabling injuries involving long-term care, reduced earning capacity, ongoing medical needs, pain and suffering, and loss of normal life.
When a catastrophic injury changes your health, work, and future, Marker Law helps you pursue the full compensation Illinois law allows. From Naperville to the greater Chicagoland area, our team handles life-altering injury claims with direct attorney attention, no upfront costs, and a strategy built around long-term medical needs, lost earning capacity, and accountability.

Focused representation for severe, permanent, and life-changing injury claims across Illinois.
Representation for permanent or disabling injuries involving long-term care, reduced earning capacity, ongoing medical needs, pain and suffering, and loss of normal life.
Legal help for victims of semi-truck and delivery truck crashes, including investigation of driver logs, black-box data, maintenance records, and all liable parties.
Advocacy for Illinois car accident victims seeking compensation for medical bills, lost wages, property damage, pain and suffering, and severe long-term injuries.
Representation for injured workers, including union and commercial employees, with support for workers’ compensation claims, third-party claims, medical referrals, and disability-related losses.
Claims for construction workers injured on Illinois job sites, including cases involving contractors, subcontractors, property owners, equipment manufacturers, and complex workplace liability issues.
Compassionate representation for families after fatal negligence, pursuing damages for funeral expenses, loss of support, loss of companionship, and justice under Illinois law.

Your case begins with a free review focused on what happened, the severity of the injuries, available insurance, and urgent next steps. Marker Law is available 24/7 for injured clients across Illinois, including Naperville and nearby Chicagoland communities.
Serious injury clients trust Marker Law for focused strategy, honest communication, and determined compensation recovery.
Marker Law combines local experience, personal attention, and aggressive injury advocacy.
Decades of Chicagoland litigation experience guide complex Illinois catastrophic injury claims.
Former insurance defense experience helps anticipate tactics used to reduce serious injury claims.
Clients work directly with attorney Jason Marker, a lifelong Naperville resident.
Free consultation and contingency fees mean no attorney fee unless compensation is recovered.
Experienced injury advocates serving clients across Illinois.

Attorney / Owner
Jason Marker is a personal injury and workers' compensation attorney with over 25 years of litigation experience serving the Chicagoland area. As the founder and owner of Marker Law, LLC, Jason built his practice on the conviction that hardworking people deserve an advocate who understands both sides of injury litigation. He began his career clerking in the City of Chicago's Torts Division and spent three years on the defense side representing employers and insurance carriers before transitioning exclusively to plaintiff advocacy. A lifelong Naperville resident, Jason earned his J.D. from The John Marshall Law School in 2000. He holds an AV Preeminent rating from Martindale-Hubbell, has been recognized by Super Lawyers, and ensures every client receives direct, personal attorney attention throughout their case.

Senior Paralegal
Marisol Castillo is the Senior Paralegal at Marker Law, LLC, bringing over 18 years of dedicated experience in workers' compensation law. Fluent in both English and Spanish, Marisol is deeply committed to serving immigrant families and underserved communities, a passion inspired by witnessing the language barriers her own mother faced. She approaches every client interaction with efficiency, compassion, and a strong work ethic, ensuring that each individual receives attentive and informed support throughout the legal process. Marisol's advocacy extends beyond the office, rooted in a personal mission to build awareness and access for those who need it most. Her nurturing dedication is further shaped by her role as a devoted mother to her two daughters.

Paralegal
Liz Ruiz is a paralegal at Marker Law, LLC, with nearly two decades of experience in the injury law field dating back to 2006. She has developed extensive expertise handling a wide range of cases, including personal injury, medical malpractice, and workers' compensation matters. Liz's broad background across multiple practice areas equips her to provide thorough and knowledgeable support to clients navigating complex legal processes. Her long-standing commitment to the field reflects a genuine dedication to helping injured individuals pursue the justice and compensation they deserve. As part of the Marker Law team, Liz plays an integral role in ensuring every case is managed with precision, care, and professionalism from start to finish.
A catastrophic injury is generally a life-altering injury that causes permanent disability, major functional limitations, or long-term medical needs. Examples may include spinal cord injuries, traumatic brain injuries, amputations, severe burns, multiple-surgery orthopedic injuries, or injuries that prevent someone from returning to work. Marker Law focuses on documenting both immediate harm and the future impact on health, income, and daily life.
Speak directly with an Illinois injury attorney today.
Highest peer rating for ability and ethics.
Peer-selected recognition in the Chicagoland area.
Local recognition for trusted legal service.
Tell Marker Law what happened, and our team will review your situation, explain potential next steps, and help you understand your options with no upfront cost.
For immediate assistance, feel free to give us a direct call at 331-INJURED. You can also send us a quick email at jmarker@marker-law.com.
For immediate assistance, feel free to give us a direct call at 331-INJURED. You can also send us a quick email at jmarker@marker-law.com.