If you are navigating the Illinois Attorney General — Workers Compensation Bureau after a workplace injury, Marker Law helps you understand your rights, benefits, and next steps. From Naperville to the greater Chicagoland area, injured workers get direct attorney guidance, no upfront costs, and aggressive representation when insurers delay, deny, or undervalue valid claims.
Focused legal support for injured Illinois workers facing claim delays, denials, serious injuries, or employer disputes.
Representation for Illinois workers’ compensation claims, including denied or delayed benefits, medical bill coverage, wage loss benefits, subrogation issues, and third-party recovery options when another party may be responsible.
Legal help for injured union, commercial, municipal, healthcare, industrial, and trade workers, with support for medical referrals, insurance communications, permanent disability issues, and cases preventing a return to work.
Representation for construction workers injured on Illinois job sites, including workers’ compensation claims and third-party claims involving contractors, subcontractors, property owners, equipment manufacturers, or other responsible parties.
We begin with a free consultation to understand how the injury happened, what benefits have been paid or denied, and whether your Illinois workers’ compensation claim needs immediate action.
Real support for injured workers facing serious injuries, claim disputes, and uncertain futures.
Marker Law combines seasoned litigation experience with direct, personal attention for injured workers.
Over two decades of Chicagoland litigation experience focused on injured workers and accident victims.
Former defense-side experience helps anticipate insurer and employer tactics in Illinois injury claims.
Clients receive personal attorney attention from Jason Marker, not a distant case manager.
Free consultations and contingency fees mean you pay only if compensation is recovered.
Experienced advocates serving injured Illinois workers.
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.
Report the injury to your employer as soon as possible, seek medical care, and document what happened, including witnesses, jobsite conditions, and symptoms. Illinois workers’ compensation claims depend heavily on timely notice and medical evidence. An attorney can help protect your benefits, communicate with the insurance carrier, and identify whether a third-party claim may also apply.
Talk with an Illinois injury attorney before making claim decisions.
Highest peer rating for ethics and ability.
Peer-selected recognition in the Chicagoland area.
Local recognition for trusted legal service.
Share what happened, where you are in the workers’ compensation process, and what benefits are being delayed or denied. Marker Law will review your situation and explain practical next steps.
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.