First-classBetter than mostAbout what I expectedNot the worst...Disappointing
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Founded in 1918, Guardian Service Industries Inc. is a full-service facility maintenance firm. Based in New York, N.Y., the firm offers services in areas, such as janitorial, engineering, security, lighting maintenance, window cleaning and integrated pest management. Its list of janitorial services comprises general cleaning, snow removal, construction cleanup, upholstery cleaning, restroom sanitation and recycling services. The firm caters to commercial, industrial and residential properties. It serves commercial office buildings, transportation facilities, educational institutions, public venues and more.