Professional janitorial services provided for Naperville, IL and surrounding areas by reliable and affordable cleaning company since 1997. Reliable commercial cleaning services provided for Naperville by professional commercial office cleaning company. As a professional commercial cleaning company for over 20 years, AJ Services has created a high reputation for itself, servicing all types of facilities all over the USA. From office buildings, to restaurants, to churches, we clean it all while helping promote a healthy work environment for employees and customers.