Courtesy Cleaning & Maintenance is a Tinley Park–based company providing professional cleaning, restoration, and maintenance services for commercial and residential properties. Established in 2003, the company has experience working with restaurants, retail spaces, and local businesses, offering services such as back-of-house cleaning, kitchen cleaning, power washing, window cleaning, carpet care, high dusting, tile and grout cleaning and repair, and general maintenance. Residential services include remodeling, electrical work, painting, and home improvements. The team is committed to maintaining safe, clean, and well-functioning environments.