Canada
Browse

ON

Ontario Contractors

Search 22,802 official-source contractor records in Ontario. Filter by trade, source type, and direct contact availability.

Browse Ontario by city

Top city pages from the official-source dataset.

Toronto4,454Mississauga1,435Hamilton875Brampton586Markham574Concord510Richmond hill471Ottawa461London449Woodbridge361north york358vaughan340Burlington302Oakville272Scarborough257Etobicoke246Kitchener205Newmarket178Windsor173Cambridge170Thornhill166Pickering163Barrie161Guelph150Oshawa145Aurora136Whitby129Maple128Stoney Creek127Kingston123Ajax114St Catharines114Brantford112Waterloo110Bolton105Stouffville104

22,802 matching contractors

Showing page 422 of 457 from the national official-source dataset.

131,786 records loaded

GH CONSTRUCTION CO.

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4069219 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GHALAMI SHISHAVAN, ANIS

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3720101 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GIBB, ANDREW D

Municipal licence
HVACToronto, ON
HVAC

City of Toronto · #T96-3956244 · MASTER HEATING INSTALLER

Last seen May 7, 2026

View profile

GIBSON-AIR MECHANICAL LTD

Municipal licence
General ContractorsToronto, ON
General ContractorsHVAC

City of Toronto · #T91-3356934 · HEATING CONTRACTOR

Last seen May 7, 2026 · 2 source records

View profile

GIFFIN SHEET METALS LTD

Municipal licence
General ContractorsToronto, ON
General ContractorsHVAC

City of Toronto · #T91-0001031 · HEATING CONTRACTOR

Last seen May 7, 2026

View profile

GILMORE CONTRACTING GROUP

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3087313 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GIUCEL GENERAL CONTRACTING

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbersRenovation Contractors

City of Toronto · #T85-3122354 · BUILDING RENOVATOR

Last seen May 7, 2026 · 3 source records

View profile

GL PLUMBING LTD

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-5006701 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

View profile

GLAD MECHANICAL

Municipal licence
General ContractorsToronto, ON
General ContractorsHVACPlumbers

City of Toronto · #T94-5044220 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

View profile

GLASS DESIGN

Municipal licence
Building EnvelopeToronto, ON
Building EnvelopeGeneral ContractorsRenovation Contractors

City of Toronto · #T85-0245560 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GLENCAIRN MECHANICAL

Municipal licence
General ContractorsToronto, ON
General ContractorsHVAC

City of Toronto · #T91-4305400 · HEATING CONTRACTOR

Last seen May 7, 2026

View profile

GLENDALE CONSTRUCTION

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4428584 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GLOBAL ONE ROOFING

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-4067983 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GLOBAL PLUMBING

Municipal licence
PlumbersToronto, ON
Plumbers

City of Toronto · #T95-0015362 · MASTER PLUMBER

Last seen May 7, 2026

View profile

GLOW MECHANICAL

Municipal licence
HVACToronto, ON
HVAC

City of Toronto · #T96-4074233 · MASTER HEATING INSTALLER

Last seen May 7, 2026

View profile

GMC CONTRACTING

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3091104 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GNC PLUMBING AND HEATING

Municipal licence
General ContractorsToronto, ON
General ContractorsHVACPlumbers

City of Toronto · #T94-3953321 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

View profile

GOLDEN HAMMER RENOVATIONS

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3956829 · BUILDING RENOVATOR

Last seen May 7, 2026 · 2 source records

View profile

GONCALVES ALVES, JOAO CARLOS

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3603822 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GONELL HOMES

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4954726 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GOOD BUILDERS

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-5202091 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GOOD YEAR ROOFING

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-3951906 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GOODPRICE BAKI

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3952720 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GOPRO HOME RENOVATIONS

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4946078 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GOPRO PLUMBING & MECHANICAL INC

Municipal licence
General ContractorsToronto, ON
General ContractorsHVACPlumbers

City of Toronto · #T94-4821418 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

View profile

GP MECHANICAL

Municipal licence
General ContractorsToronto, ON
General ContractorsHVACPlumbers

City of Toronto · #T94-3083552 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

View profile

GRACE MECHANICAL

Municipal licence
General ContractorsToronto, ON
General ContractorsHVAC

City of Toronto · #T91-3359344 · HEATING CONTRACTOR

Last seen May 7, 2026 · 2 source records

View profile

GRAND DESIGN BUILD

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-5104097 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GRAND MARK CONSTRUCTION

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-3589563 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GRANT, MOSES

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-3837707 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

View profile

GRANT, NEVILLE GEORGE

Municipal licence
General ContractorsToronto, ON
General ContractorsRenovation Contractors

City of Toronto · #T85-4308588 · BUILDING RENOVATOR

Last seen May 7, 2026

View profile

GRAVITAS PLUMBING

Municipal licence
General ContractorsToronto, ON
General ContractorsPlumbers

City of Toronto · #T94-4931372 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

View profile

GRAYCO AIR

Municipal licence
HVACToronto, ON
HVAC

City of Toronto · #T96-0215454 · MASTER HEATING INSTALLER

Last seen May 7, 2026

View profile