Ontario Contractors

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

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Top city pages from the official-source dataset.

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131,786

91,145 with direct contact

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Ontario

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22,802 matching contractors

Showing page 431 of 457 from the national official-source dataset.

131,786 records loaded

LPL PLUMBING

Municipal licence

PlumbersToronto, ON

Plumbers

City of Toronto · #T95-3240723 · MASTER PLUMBER

Last seen May 7, 2026

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LRBCONTRACTING SERVICE

Municipal licence

General ContractorsToronto, ON

General ContractorsPlumbers

City of Toronto · #T94-4532016 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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LU, BAC-QUONG

Municipal licence

HVACToronto, ON

HVAC

City of Toronto · #T96-3605438 · MASTER HEATING INSTALLER

Last seen May 7, 2026

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LU, THANH

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4186138 · BUILDING RENOVATOR

Last seen May 7, 2026

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LUC'S ROOFING

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-3596088 · BUILDING RENOVATOR

Last seen May 7, 2026

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LUCAN CONSTRUCTION

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-3122807 · BUILDING RENOVATOR

Last seen May 7, 2026

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LUCANIA GENERAL CONTRACTORS

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-3954341 · BUILDING RENOVATOR

Last seen May 7, 2026

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LUCERA CONTRACTOR LTD

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-0087099 · BUILDING RENOVATOR

Last seen May 7, 2026

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LUDWIG PAVING COMPANY

Municipal licence

General ContractorsToronto, ON

General ContractorsPaving

City of Toronto · #T93-4297704 · DRIVEWAY PAVING CONTRACTOR

Last seen May 7, 2026

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LUMA RENOVATIONS

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-3947115 · BUILDING RENOVATOR

Last seen May 7, 2026

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LUMAR DESIGN GROUP INC

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4842969 · BUILDING RENOVATOR

Last seen May 7, 2026

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LUNARDO PLUMBING

Municipal licence

PlumbersToronto, ON

Plumbers

City of Toronto · #T95-3604028 · MASTER PLUMBER

Last seen May 7, 2026

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LUNARDO, ANDREW

Municipal licence

PlumbersToronto, ON

Plumbers

City of Toronto · #T95-5032782 · MASTER PLUMBER

Last seen May 7, 2026

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LUNDY PLUMBING AND HEATING

Municipal licence

HVACToronto, ON

HVACPlumbers

City of Toronto · #T95-0237324 · MASTER PLUMBER

Last seen May 7, 2026

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LUSO ROOFING & CONTRACTING

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-5012165 · BUILDING RENOVATOR

Last seen May 7, 2026

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LUSO STAR CONSTRUCTION INC

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4539523 · BUILDING RENOVATOR

Last seen May 7, 2026

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LW WINDOWS & DOORS

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-3106461 · BUILDING RENOVATOR

Last seen May 7, 2026

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LY, PHUC CHI

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4311671 · BUILDING RENOVATOR

Last seen May 7, 2026

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LYNX AIR SYSTEMS LTD

Municipal licence

General ContractorsToronto, ON

General ContractorsHVAC

City of Toronto · #T91-0000793 · HEATING CONTRACTOR

Last seen May 7, 2026

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M & F TILE AND CONSTRUCTION LTD

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4541178 · BUILDING RENOVATOR

Last seen May 7, 2026

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M & N WINDOWS & DOOR

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-3597613 · BUILDING RENOVATOR

Last seen May 7, 2026

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M & T PLUMBING

Municipal licence

General ContractorsToronto, ON

General ContractorsPlumbers

City of Toronto · #T94-3951880 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 4 source records

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M C TECHNICAL SERVICES

Municipal licence

HVACToronto, ON

HVAC

City of Toronto · #T96-3082955 · MASTER HEATING INSTALLER

Last seen May 7, 2026

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M FRANKS CONSTRUCTION

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4809169 · BUILDING RENOVATOR

Last seen May 7, 2026

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M G M MECHANICAL

Municipal licence

General ContractorsToronto, ON

General ContractorsHVACPlumbers

City of Toronto · #T94-0006067 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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M J ALUMINUM

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4299678 · BUILDING RENOVATOR

Last seen May 7, 2026

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M J MCLAUGHLIN GENERAL CONTRACTING

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4801103 · BUILDING RENOVATOR

Last seen May 7, 2026

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M SAPERA CONSTRUCTION

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4178477 · BUILDING RENOVATOR

Last seen May 7, 2026

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M SCHULTZ MECHANICAL

Municipal licence

HVACToronto, ON

HVACPlumbers

City of Toronto · #T95-4960986 · MASTER PLUMBER

Last seen May 7, 2026 · 2 source records

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M SCOTT HOME IMPROVEMENTS INC

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4990972 · BUILDING RENOVATOR

Last seen May 7, 2026

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M SQUARED CONTRACTING

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4062811 · BUILDING RENOVATOR

Last seen May 7, 2026

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M T C PLUMBING AND DRAINS CORP

Municipal licence

General ContractorsToronto, ON

General ContractorsPlumbers

City of Toronto · #T94-3957900 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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M-QUAD MECHANICAL

Municipal licence

HVACToronto, ON

HVACPlumbers

City of Toronto · #T95-4987529 · MASTER PLUMBER

Last seen May 7, 2026

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M.A.S. MECHANICAL LTD

Municipal licence

General ContractorsToronto, ON

General ContractorsHVAC

City of Toronto · #T91-4739469 · HEATING CONTRACTOR

Last seen May 7, 2026

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M.E.P. MECHANICAL

Municipal licence

General ContractorsToronto, ON

General ContractorsHVACPlumbers

City of Toronto · #T94-5030420 · PLUMBING CONTRACTOR

Last seen May 7, 2026 · 2 source records

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M&J WATERPROOFING

Municipal licence

Building EnvelopeToronto, ON

Building EnvelopeGeneral ContractorsRenovation ContractorsRoofers

City of Toronto · #T85-3843046 · BUILDING RENOVATOR

Last seen May 7, 2026

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MA, KAMSHING STEPHEN

Municipal licence

PlumbersToronto, ON

Plumbers

City of Toronto · #T95-3962497 · MASTER PLUMBER

Last seen May 7, 2026

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MAC ENERGY

Municipal licence

PlumbersToronto, ON

Plumbers

City of Toronto · #T95-5105664 · MASTER PLUMBER

Last seen May 7, 2026

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MACDERO CONSTRUCTION (ONTARIO)

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4534418 · BUILDING RENOVATOR

Last seen May 7, 2026

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MACE MASONRY

Municipal licence

Concrete MasonryToronto, ON

Concrete MasonryGeneral ContractorsRenovation Contractors

City of Toronto · #T85-4646611 · BUILDING RENOVATOR

Last seen May 7, 2026

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MACEIREANN CONTRACTING

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4713340 · BUILDING RENOVATOR

Last seen May 7, 2026

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MACH PLUMBING INC

Municipal licence

PlumbersToronto, ON

Plumbers

City of Toronto · #T95-5203248 · MASTER PLUMBER

Last seen May 7, 2026

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MACKENZIE'S MASONARY

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-0216965 · BUILDING RENOVATOR

Last seen May 7, 2026

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MACORETTA, NICOLA

Municipal licence

PlumbersToronto, ON

Plumbers

City of Toronto · #T95-0243245 · MASTER PLUMBER

Last seen May 7, 2026

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MADALLAN PROJECTS LTD

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4935706 · BUILDING RENOVATOR

Last seen May 7, 2026

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MAGEE, KIRK J

Municipal licence

PlumbersToronto, ON

Plumbers

City of Toronto · #T95-0215467 · MASTER PLUMBER

Last seen May 7, 2026

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MAGEE, TERRY JAMES

Municipal licence

HVACToronto, ON

HVACPlumbers

City of Toronto · #T95-0006973 · MASTER PLUMBER

Last seen May 7, 2026 · 2 source records

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MAGIC DRAIN CONSULTANT LTD

Municipal licence

PlumbersToronto, ON

Plumbers

City of Toronto · #T88-5202860 · DRAIN LAYER

Last seen May 7, 2026

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MAGNUS HOME IMPROVEMENTS

Municipal licence

General ContractorsToronto, ON

General ContractorsRenovation Contractors

City of Toronto · #T85-4883118 · BUILDING RENOVATOR

Last seen May 7, 2026

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MAIER, HANS

Municipal licence

HVACToronto, ON

HVAC

City of Toronto · #T96-0203989 · MASTER HEATING INSTALLER

Last seen May 7, 2026

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