Adam B. Lawler Law Firm, LLC Adam B. Lawler Law Firm | Southern Illinois Attorney at Law | A law firm serving Southern Illinois in the areas of personal injury, real estate, business/commercial, probate and estate law. Adam B. Lawler Law Firm - Serving Southern Illinois, Adam B. Lawler Law Firm is a Marion, Illinois law firm providing first class legal counsel to all of southern Illinois, in the areas of personal injury, real estate, business/commercial, probate and estate law.