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Practice Areas

Criminal Law (State & Federal)

If you are convicted of a crime, the repercussions are far-reaching. Prison time may be only one of the results. Your security – and that of your family — is also at risk. You’re looking at a potential job loss. Possible loss of your home. And loss of livelihood — which means no money to support your family. Before your life gets torn apart, make sure you have an experienced, skilled attorney representing you.

We represent clients accused of: misdemeanor and felony, drug crimes, federal crimes, violent crimes and white-collar crimes.

“We needed the best attorney we could find to help our son through a difficult time in his life. The Sullivan Firm (Terry Sullivan) did just that and more. Our family life is normal again and we have Terry and his team to thank for all they have done. To this day he still checks in on our family now and them with a phone call. They make you feel like family.”

~ name withheld for privacy


Have you been arrested for a DUI (Driving Under the Influence)? Drunk driving is a serious offense, one that can result in a suspension or losing your license. Getting to work is just one of the consequences. You could also land in jail for up to a year and be subject to large fines, in addition to court costs.


And although marijuana may now be used for medicinal purposes, its use can still impair a person’s ability. The laws are constantly changing. A marijuana arrest can result in the loss of your license just the same as an alcohol-related DUI.

Recreational Cannabis, if passed, will produce a whole set of rules and legal regulations. lt is in your best interest to have an attorney who is keeping up with the game and knows how to protect your rights.

Whether you’ve had just one or multiple arrests, you can face prison time. Don’t jeopardize your family’s well-being. Make sure you have an aggressive defense attorney by your side. Contact us to see how we can help.


If you’ve received a ticket for speeding, running a light, texting, driving without a valid license, a moving violation or a traffic accident, make sure you have a trained defense attorney representing you in court. A former prosecutor like Terry Sullivan will handle your case so you receive fair treatment and, possibly, avoid criminal charges.


Is your life being ripped apart by a criminal record? Are you unable to get a job, rent an apartment, adopt a child or get a mortgage?

If you reside in Illinois, you may be eligible for expungement. However, it’s not something you want to do without a highly experienced lawyer by your side, especially a former prosecutor. Let us help you clear your record, turn your life around and put your past where it belongs – in the past.

Expungement laws are changing yearly. This is a complex area to navigate. The Sullivan Firm can tell you quickly if you can expunge or seal a charge and take on every aspect of this for you.

Real Estate Law

Everyone in Illinois who buys or sells a home needs an attorney to work on their contract. Our Real Estate Team has closed over 3,000 transactions. Our experienced real estate attorneys will save you from making costly mistakes.

Buying and selling real estate can be stressful. Our firm will work with your realtor to reduce the stress associated with the real estate transaction, by seamlessly managing all aspects of your purchase or sale while keeping you informed of the status.

We promise that you will be treated with a high level of importance, attention and urgency. Make sure to tell your realtor you want The Sullivan Firm Ltd. to handle your deal.

Call us for: commercial and residential real estate closings.

Personal Injury Law (PI)

If you or a loved one has been injured, you’re dealing with physical, financial and emotional repercussions. We understand how frightening this can be. We’ve seen it too many times. Our legal team has years of experience successfully handling a wide range of personal injury cases. Whether you’ve been involved in an accident, a physical altercation, injured at work or by a faulty product, we will protect your interests and aggressively pursue a successful resolution.

We represent clients for: wrongful death, product liability, accidents, workers’ compensation, injuries, medical malpractice.

Family Law

Dealing with divorce or other upheavals in your family life can be extremely difficult. New tax laws can deeply affect marital settlements. The results can affect your security and peace of mind for years to come. You never want to enter a family dispute without an understanding and skilled attorney to negotiate for your interests. Our compassionate attorneys will fight for you aggressively at this difficult and highly emotional time.

We help clients with: separation and divorce (negotiation & trial), paternity, child support, parentage, premarital and post marital agreements, custody and visitation disputes, post-decree disputes, domestic violence and adoption.

“Judy Chessick has been my attorney since 2002. She has helped me file and settle my divorce case and handled my real estate closing. She responded quickly and kept me informed at all times of updates and changes in the case. I appreciate her sensitivity and supportive nature.”

Rhonda (last name withheld for privacy)

Estate Planning – Wills, Trust, Probate

Protecting your family and ensuring their security is top of mind for most of us. You may be dealing with existing health issues, an elder relative in need or in financial distress. Or, you may simply want to plan for the future. Our attorneys are well versed in estate planning and probate law. They also understand the complex and personal nature of what you’re going through and will work closely with you to make sure your interests – and those of your loved ones — are protected.

We help clients with: probate, trust, wills, guardianship, estate planning, asset protection, elder laws, Powers of Attorney.

“Heard from my client who you helped with his sister’s challenge recently. He thanked me for putting him in touch with you and could not have been more pleased with your representation.”

Doug Varnes

Civil Litigation

Odds are, you’ve worked hard to establish yourself – your business and/or your job security. So whether you’re the plaintiff or the defendant in a legal case, you want an experienced and aggressive litigator by your side.

Whether the dispute is between individuals, businesses or with a government office, an expert attorney can be the difference between a successful settlement or financial ruin.

We represent clients in: trial, arbitration, mediation.