Guardian Services Industries

Guardian Service Industries, Inc. has been a leader in facility maintenance and operations services outsourcing since 1918.

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...