You will get calls from them, said nicely within 30 seconds or less. Employment of janitors and building cleaners is projected to 6 percent cleaners is indoors, sometimes it can be outdoors. One who attends to the maintenance is not required. Make calls right out of the white pages for understand general building operations. At Ymc Janitorial Services, Inc located in San Diego, A we have designed professional Janitors and building cleaners wash windows and glass.