1960-05-03 to 1969-04-17
CONSOLIDATED BUILDING MAINTENANCE LIMITED
1969-04-17 to 1978-10-10
CONSOLIDATED MAINTENANCE SERVICES LIMITED
1978-10-10 to 1987-10-01
CONSOLIDATED MAINTENANCE SERVICES LIMITED
1978-10-10 to 1987-10-01
LES SERVICES D'ENTRETIEN CONSOLIDES, LIMITEE
1987-10-01 to 1987-10-13
OGDEN ALLIED MAINTENANCE SERVICES INC.
1987-10-01 to 1987-10-13
SERVICES D'ENTRETIEN OGDEN ALLIED INC.
1987-10-13 to Present
OGDEN ALLIED SERVICES INC.
1987-10-13 to Present
SERVICES OGDEN ALLIED INC.