For over 23 years GSI has provided an array of comprehensive cleaning and maintenance services to multi-tenant property managers and owner-occupied facilities. Currently managing over 260 contracts, GSI is prepared to structure a custom tailored program for any building or portfolio - operating commercial, private and government buildings of varying sizes and requirements - anywhere in the United States. Learn more about the services we provide:
GSI’s experience adapting to various needs of clients guarantees service implementation with smooth transitions and no disruptions of service to clients. GSI currently manages operations in 13 states and the District of Columbia.