Glenn Building Services, Inc. (GBS) is a non-union contract cleaning company providing janitors, day porters, and utility engineers. We were originated in 1985. We serve a wide variety of clients in Pasadena and the greater Los Angeles area. Our objective is to maintain your facility at a super...See more
Headquarters:
United States of America
Company Type:
SME
Company size:
51-200 Employees
Year Founded:
1985 (40 years)
Address:
PASADENA, US
HIGH
spending power
