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If you're injured in a car accident in Illinois, and it was someone else's fault, reach out to us today. We can obtain your crash report and offer a free consultation.

Personal Injury & Workers’ Compensation Attorneys in Naperville, Illinois

Jason A. Marker

Attorney at Law

After watching his grandfather fight his entire life for property the government was trying to seize, attorney Jason Marker discovered his own love for sticking up for people in unfair situations. With honesty and integrity at the core, Jason aims to provide top-tier legal service for his clients.

Jonathan P. Crannell

Attorney at Law

Since he was a child, attorney Jonathan P. Crannell knew he would grow up to be an attorney. Coupled with an interest in medicine and the human body, Jonathan developed a passion for helping injured victims sift through their frustration and move towards hope.

Evan Sloan

Attorney at Law

Attorney Evan Sloan understands that you are probably going through one of the most difficult periods of your life, and he is here to help you pursue compensation so you can get your life back. If you need assistance standing up against the large corporations, Evan is the attorney you need.

Kimberly G. Garrigan


Paralegal Kimberly Garrigan's top priority is to make sure our clients know they are respected and that their team is doing everything they can to help them receive just compensation. She knows they are going through a difficult time, so efficiency and empathy are important.

Ashley Gualano


Ashley Gualano graduated from Rasmussen College with an associate degree and certificate in Paralegal Studies, with honors. She realizes how much trust her clients put in her and her team, and she takes that responsibility very seriously every time she comes to work.

Antonieta Mendez-Rodriguez


Toni's interest in law came from her passion for helping people especially those in the Spanish-speaking community  that may not know their rights. She wants people to know that if you have been injured and are seeking compensation, you can confide in her team to seek the best result possible for you.

We’re here for you, no matter where you are.

Map of Illinois with Chicago area highlighted

We make home & hospital visits

Whether you’ve been injured recently and are still recovering in the hospital, or you’re recovering at home and have a difficult time leaving the house — we’re happy to come to wherever you are.

Conveniently located in Naperville

We are happy to meet with clients to discuss their case and any questions at our office which is conveniently located in the southern part of Naperville where parking and traffic are a breeze. 

We’re happy to drive to neighboring cities

We’re proud to serve the people of Naperville and its surrounding areas. That includes the cities of Bolingbrook, Plainfield, Joliet, Wheaton, Darien, Woodridge, Aurora, Lisle, Romeoville, and more.

With our collective knowledge and experience

We’ll have your back and you'll know it

Case Results

Personal Injury

Premises Liability

Plaintiff stepped into an uncapped drain pipe in the common area of her neighborhood, causing fractures and ultimately resulting in CRPS (Complex Regional Pain Syndrom).

Personal Injury


Settled: $340,000.00

Workers' Compensation

Serious Injury

A worker was seriously injured when a wood beam fell on his head at a construction site. His resulting neck problems prevented him from returning to his job as a carpenter.

Workers' Compensation


Settled: $450,000.00

Personal Injury

Car Accident

Plaintiff was rear-ended and suffered lower back injuries, requiring a disc replacement surgery. Defendant's policy limits were obtained as the result of aggressive and persistent litigation.

Personal Injury


Settled: $250,000.00

35+ Years of Experience

Millions Recovered Each Year for our Clients

Experiencing an injury is already devastating in and of itself. Whether it's a bruise, burn, or broken bone, your entire life can seem to be flipped upside down. Matters are made even worse when the injury was caused due to the negligence of someone else.

In these circumstances, you deserve to be compensated fully and fairly. At Marker & Crannell, we help people just like you collect the financial payments they are entitled to receive. Our attorneys are passionate, experienced, and capable of representing you with gentleness and compassion. We know the fight isn't easy — and often it's tiring.

Considering all you've been through, the last thing you need is another layer of stress to your life. Studies have proven time and time again that mental and emotional strain can cause physical suffering, as well. It goes without saying that unwarranted financial hardship can bring on extra stress that you could very well do without.

That's why your consultations are always free and you'll never have to pay anything up front. In fact, you won't be expected to pay a single penny unless we win. Our firm handles a wide range of personal injury cases, so don't hesitate to schedule a consultation.

Recent Blogs

Close up series of a CT scan with human head on it. X-ray medicine concept

There were almost 224,000 hospitalizations related to traumatic brain injuries in 2017, according to the CDC’s 2016-2017 TBI Surveillance Report. A traumatic brain injury (TBI) can result in serious, lifelong consequences for the victim, from persistent headaches to a degenerative brain disease.

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More than 60,000 people are injured on Illinois roadways every year, although not all of them knew for sure they were injured at the time. Some failed to seek medical attention right away and developed long-term damages. If they waited too long, their health and the viability of a personal injury claim suffered.

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