G and S Electric
G and S Woodworking
G W EX Inc
Gale Phil Plumbing and Heating
GCW Kitchen and Bath Inc
Geddes Ken and Son Sheet Metal Ltd
Gemini Remodelling
General Building Products Ltd(asgd)
General Metal Products
Gentek Building Products
Georgian Bay Fire and Safety Ltd
Gibson H M
Gibson Len and Sons Floor Sanding Contractors Ltd
Gibson R G and Sons Ltd
Gibson Surveying Inc
Gielen Design
Gielens Fine Furnishings
GL Masonry Contracting (London) Ltd
Glass Canada Ltd
Global Electric London Ltd