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Filter the full national official-source dataset by company, trade, province, source type, and direct contact availability.

455 matching contractors

Showing page 1 of 10 from the national official-source dataset.

131,786 records loaded

Border Vac & Pressure Services

Regulated licence
Pressure EquipmentRussell, MB
Pressure EquipmentSeptic InstallersSeptic Service

Government of Manitoba · #H-0177 · Registered sewage hauler

Last seen May 15, 2026

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LRD Excavating & Welding Limited

Regulated licence
Excavation ContractorsWaterville, NS
Excavation ContractorsPressure EquipmentSeptic InstallersWelding

Nova Scotia Environment and Climate Change · #W943 · On-Sites / Installer

Last seen May 7, 2026

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A C B Electrical & Welding

Regulated licence
ElectriciansFenwick, ON
ElectriciansPressure EquipmentWelding

Electrical Safety Authority · #7003130 · Licensed Electrical Contractor

Last seen May 7, 2026

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Mayne Piping and Plumbing Ltd.

Regulated licence
PlumbersMarkdale, ON
PlumbersPressure EquipmentWell Drillers

Ontario Ministry of the Environment, Conservation and Parks · #8092 · Licensed well contractor CLASS 4

Last seen May 15, 2026

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Ritchie's welding inc.

Regulated licence
Pressure EquipmentOttawa, QC
Pressure EquipmentWelding

Régie du bâtiment du Québec · #5832-8881-01 · Entrepreneur

Last seen May 7, 2026

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Thompson Boiler Works inc.

Regulated licence
General ContractorsOttawa, QC
General ContractorsHVACPlumbersPressure Equipment

Régie du bâtiment du Québec · #8323-6364-33 · Entrepreneur

Last seen May 7, 2026

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Maritime Boiler Repair Ltee

Regulated licence
PlumbersNew Brunswick
PlumbersPressure Equipment

Government of New Brunswick Technical Inspection Services · #plumbing-225-dqn6k2 · Plumbing Contractor

Last seen May 7, 2026

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Nucan Plumbing & Welding

Regulated licence
Asbestos AbatementBurin, NL
Asbestos AbatementPlumbersPressure EquipmentWelding

Government of Newfoundland and Labrador Occupational Health and Safety Division · #nl-asbestos-163-1svxu5v · Registered asbestos abatement contractor

Last seen May 7, 2026

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Exploits Welding and Machine Shop Ltd.

Regulated licence
Asbestos AbatementGrand Falls-Windsor, NL
Asbestos AbatementPressure EquipmentWelding

Government of Newfoundland and Labrador Occupational Health and Safety Division · #nl-asbestos-78-8c0xdh · Registered asbestos abatement contractor

Last seen May 7, 2026

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Aaron Gratias Welding Ltd.

Regulated licence
Pressure EquipmentSaskatchewan
Pressure EquipmentWelding

Technical Safety Authority of Saskatchewan · #543 · Quality Control Program

Last seen May 7, 2026

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ACME Welding Shop Ltd.

Regulated licence
Pressure EquipmentSaskatchewan
Pressure EquipmentWelding

Technical Safety Authority of Saskatchewan · #228 · Quality Control Program

Last seen May 7, 2026

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Advance Tank Centres Ltd

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #353 · Quality Control Program

Last seen May 7, 2026

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Aecon Construction Solutions Inc.

Regulated licence
General ContractorsSaskatchewan
General ContractorsPressure Equipment

Technical Safety Authority of Saskatchewan · #408 · Quality Control Program

Last seen May 7, 2026

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Aecon Industrial Western

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #423 · Quality Control Program

Last seen May 7, 2026

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AGI Envirotank

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #358 · Quality Control Program

Last seen May 7, 2026

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Ainsworth Inc.

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #187 · Quality Control Program

Last seen May 7, 2026

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Air Liquide Canada Inc

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #281 · Quality Control Program

Last seen May 7, 2026

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Air Unlimited Inc.

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #196 · Quality Control Program

Last seen May 7, 2026

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AIS WSI LLC

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #34 · Quality Control Program

Last seen May 7, 2026

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Align Energy Services Ltd

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #597 · Quality Control Program

Last seen May 7, 2026

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All-Rite Mechanical Ltd.

Regulated licence
HVACSaskatchewan
HVACPressure Equipment

Technical Safety Authority of Saskatchewan · #108 · Quality Control Program

Last seen May 7, 2026

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Alliance Refractories Ltd.

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #882 · Quality Control Program

Last seen May 7, 2026

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ALTEX INDUSTRIES INC.(All)

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #20 · Quality Control Program

Last seen May 7, 2026

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Amped Welding Inc

Regulated licence
Pressure EquipmentSaskatchewan
Pressure EquipmentWelding

Technical Safety Authority of Saskatchewan · #626 · Quality Control Program

Last seen May 7, 2026

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Apex Valve Services

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #722 · Quality Control Program

Last seen May 7, 2026

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APTIM Services Canada Corp

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #790 · Quality Control Program

Last seen May 7, 2026

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Arctic Refrigeration Inc

Regulated licence
HVACSaskatchewan
HVACPressure Equipment

Technical Safety Authority of Saskatchewan · #691 · Quality Control Program

Last seen May 7, 2026

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Assured Integrity Group Inc.

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #886 · Quality Control Program

Last seen May 7, 2026

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Automated Fusion Inc

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #728 · Quality Control Program

Last seen May 7, 2026

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B.O.S. Contracting Ltd.

Regulated licence
General ContractorsSaskatchewan
General ContractorsPressure Equipment

Technical Safety Authority of Saskatchewan · #883 · Quality Control Program

Last seen May 7, 2026

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Babcock & Wilcox Canada Corp

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #637 · Quality Control Program

Last seen May 7, 2026

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Bad Boy's Welding Ltd.

Regulated licence
Pressure EquipmentSaskatchewan
Pressure EquipmentWelding

Technical Safety Authority of Saskatchewan · #214 · Quality Control Program

Last seen May 7, 2026

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Balzer's Canada Inc

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #292 · Quality Control Program

Last seen May 7, 2026

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Bandit Energy Services

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #153 · Quality Control Program

Last seen May 7, 2026

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Bantrel Constructors Co.

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #894 · Quality Control Program

Last seen May 7, 2026

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Barrier Group Inc.

Regulated licence
Pressure EquipmentSaskatchewan
Pressure Equipment

Technical Safety Authority of Saskatchewan · #910 · Quality Control Program

Last seen May 7, 2026

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