O’Donnell Law Offices, Ltd is a full service suburban law firm located in Barrington, Illinois that provides services to clients in Cook, Lake, McHenry, Kane, and DuPage Counties. Our practice areas include: business law (including entity formation, all corporate counsel functions, and litigation), family law, commercial and residential real estate, personal injury, and all aspects of estate planning such as wills, trusts, and special needs planning and consultation. Our firm is dedicated to finding solutions and creating value for our clients.