W.A. STEPHENSON MECHANICAL CONTRACTORS
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsHVACPlumbers
City of Toronto · #T92-3115055 · PLUMBING & HEATING CONTRACTOR
Last seen May 7, 2026 · 3 source records
ON
Ontario Contractors
Search 22,802 official-source contractor records in Ontario. Filter by trade, source type, and direct contact availability.
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22,802 matching contractors
Showing page 452 of 457 from the national official-source dataset.
131,786 records loaded
W.H.PLUMBING
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsPlumbers
City of Toronto · #T94-0209765 · PLUMBING CONTRACTOR
Last seen May 7, 2026 · 2 source records
WAI'S GROUP (ONTARIO) CONSTRUCTION CO
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-3008810 · BUILDING RENOVATOR
Last seen May 7, 2026
WALCOR PROPERTIES CORP
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-5202028 · BUILDING RENOVATOR
Last seen May 7, 2026
WALDEN DESIGN BUILD INC
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4532910 · BUILDING RENOVATOR
Last seen May 7, 2026
WALKER'S PLUMBING
Municipal licencePlumbersToronto, ON
Plumbers
City of Toronto · #T95-0013656 · MASTER PLUMBER
Last seen May 7, 2026
WALLTEK MECHANICAL INC
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsHVAC
City of Toronto · #T91-3836687 · HEATING CONTRACTOR
Last seen May 7, 2026
WALSH, JAMES OSWALD
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-3250106 · BUILDING RENOVATOR
Last seen May 7, 2026
WALSH'S SIDING & SALES
Municipal licenceBuilding EnvelopeToronto, ON
Building EnvelopeGeneral ContractorsRenovation Contractors
City of Toronto · #T85-5001321 · BUILDING RENOVATOR
Last seen May 7, 2026
WALTER LOOK
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4895099 · BUILDING RENOVATOR
Last seen May 7, 2026
WALTER TOWNSHEND & SON INC
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-3003178 · BUILDING RENOVATOR
Last seen May 7, 2026
WARMCRETE
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4651166 · BUILDING RENOVATOR
Last seen May 7, 2026
WARR, LAWRENCE JEFF
Municipal licenceHVACToronto, ON
HVAC
City of Toronto · #T96-0007474 · MASTER HEATING INSTALLER
Last seen May 7, 2026
WARREN, CARL
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4814884 · BUILDING RENOVATOR
Last seen May 7, 2026
WATER GUARD PLUMBING ELITE
Municipal licencePlumbersToronto, ON
Plumbers
City of Toronto · #T95-4314257 · MASTER PLUMBER
Last seen May 7, 2026
WATER WORKS MECHANICAL
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsHVACPlumbers
City of Toronto · #T94-0009475 · PLUMBING CONTRACTOR
Last seen May 7, 2026 · 2 source records
WATERFRONT HOME IMPROVEMENTS
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4427551 · BUILDING RENOVATOR
Last seen May 7, 2026
WATERLILY CONTRACTING
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4185833 · BUILDING RENOVATOR
Last seen May 7, 2026
WATERLINE PLUMBING
Municipal licencePlumbersToronto, ON
Plumbers
City of Toronto · #T95-5013497 · MASTER PLUMBER
Last seen May 7, 2026
WATERMARK PLUMBING GROUP
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsPlumbers
City of Toronto · #T94-4726680 · PLUMBING CONTRACTOR
Last seen May 7, 2026 · 2 source records
WATERMARK PLUMBING SERVICES
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsPlumbers
City of Toronto · #T94-4978012 · PLUMBING CONTRACTOR
Last seen May 7, 2026 · 2 source records
WATERTECH INTERNATIONAL LTD
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsPlumbers
City of Toronto · #T94-4422238 · PLUMBING CONTRACTOR
Last seen May 7, 2026 · 2 source records
WATERTITE WATERPROOFERS LTD
Municipal licenceBuilding EnvelopeToronto, ON
Building EnvelopeGeneral ContractorsPlumbersRenovation Contractors
City of Toronto · #T85-3108203 · BUILDING RENOVATOR
Last seen May 7, 2026 · 3 source records
WE FLIP
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4309900 · BUILDING RENOVATOR
Last seen May 7, 2026
WEATHERMAN HEATING & AIR CONDITIONING
Municipal licenceHVACToronto, ON
HVAC
City of Toronto · #T96-0224209 · MASTER HEATING INSTALLER
Last seen May 7, 2026
WEBB & LASHBROOK
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-5200538 · BUILDING RENOVATOR
Last seen May 7, 2026
WEBER, MATHEW
Municipal licencePlumbersToronto, ON
Plumbers
City of Toronto · #T95-5025556 · MASTER PLUMBER
Last seen May 7, 2026
WEENEN GENERAL CONTRACTING LTD
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-0039769 · BUILDING RENOVATOR
Last seen May 7, 2026
WENG SING CONSTRUCTION & RENOVATION
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4074595 · BUILDING RENOVATOR
Last seen May 7, 2026
WENTWORTH PLUMBING
Municipal licencePlumbersToronto, ON
Plumbers
City of Toronto · #T95-4886627 · MASTER PLUMBER
Last seen May 7, 2026
WEST TORONTO HOME RENOVATIONS
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4906415 · BUILDING RENOVATOR
Last seen May 7, 2026
WESTCON R M CONSTRUCTION LTD
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsPlumbers
City of Toronto · #T87-3845920 · DRAIN CONTRACTOR
Last seen May 7, 2026
WESTMARC MECHANICAL CONTRACTORS
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsHVACPlumbers
City of Toronto · #T94-5023642 · PLUMBING CONTRACTOR
Last seen May 7, 2026 · 2 source records
WESTPORT HOMES
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4071963 · BUILDING RENOVATOR
Last seen May 7, 2026
WESTROSE CONSTRUCTION
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-5026149 · BUILDING RENOVATOR
Last seen May 7, 2026
WESTWAY MECHANICAL
Municipal licenceHVACToronto, ON
HVACPlumbers
City of Toronto · #T95-4180282 · MASTER PLUMBER
Last seen May 7, 2026 · 2 source records
WET BANDITS PLUMBING
Municipal licencePlumbersToronto, ON
Plumbers
City of Toronto · #T95-5106187 · MASTER PLUMBER
Last seen May 7, 2026
WET BASEMENT SYSTEMS INC
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4304189 · BUILDING RENOVATOR
Last seen May 7, 2026
WHITAKER CONSTRUCTION & DESIGN
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4670812 · BUILDING RENOVATOR
Last seen May 7, 2026
WHITE ORCHID BUILD & DESIGN
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4802273 · BUILDING RENOVATOR
Last seen May 7, 2026
WHITE'S RENOVATIONS
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-5114075 · BUILDING RENOVATOR
Last seen May 7, 2026
WHITEWORTH CANADA
Municipal licencePlumbersToronto, ON
Plumbers
City of Toronto · #T88-5203750 · DRAIN LAYER
Last seen May 7, 2026
WILFONG, DANIEL GORDON (JUNIOR)
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4310994 · BUILDING RENOVATOR
Last seen May 7, 2026
WILFORD, RUTH ANNE
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4538026 · BUILDING RENOVATOR
Last seen May 7, 2026
WILKENS CONTRACTING
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4310216 · BUILDING RENOVATOR
Last seen May 7, 2026
WILLIAM C MOORES BUILDER
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-3080271 · BUILDING RENOVATOR
Last seen May 7, 2026
WILLIAM SHUBAT CONTRACTING
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-4076345 · BUILDING RENOVATOR
Last seen May 7, 2026
WILLIAM TAYLOR PLUMBING INC
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsPlumbers
City of Toronto · #T94-4291608 · PLUMBING CONTRACTOR
Last seen May 7, 2026 · 2 source records
WILLIAMS, FITZROY DAVID
Municipal licencePlumbersToronto, ON
Plumbers
City of Toronto · #T95-3005255 · MASTER PLUMBER
Last seen May 7, 2026
WILLIE CONSTRUCTION & RENOVATION CORP
Municipal licenceGeneral ContractorsToronto, ON
General ContractorsRenovation Contractors
City of Toronto · #T85-5203067 · BUILDING RENOVATOR
Last seen May 7, 2026