METAL-AIR MECHANICAL SYSTEMS LTD

Address:
2828 Belisle Dr
Val Caron
Canada
P3N 1B3
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-04604

Power Piping Installation ASME B31.1 (SHOP & FIELD)

Fabrication and assembly of power piping at the above location and fabrication, assembly and erection of power piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.1 Power Piping.

11-21-2027
QA-04605

Process Piping Installation ASME B31.3 (SHOP & FIELD)

Fabrication and assembly of process piping at the above location and fabrication, assembly and erection of process piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.3 Process Piping.

11-21-2027
QA-04381

Refrigeration Piping Installation ASME B31.5 (SHOP AND FIELD)

Fabrication and assembly of refrigeration piping at the above location and fabrication, assembly and erection of refrigeration piping at field sites controlled by the above location in accordance with CSA Standard B52, Mechanical Refrigeration Code and ASME B31.5 Refrigeration Piping.

11-21-2027
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METAL-AIR MECHANICAL SYSTEMS LTD

Address:
2828 Belisle Dr
Val Caron
Canada
P3N 1B3
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-04604

Power Piping Installation ASME B31.1 (SHOP & FIELD)

Fabrication and assembly of power piping at the above location and fabrication, assembly and erection of power piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.1 Power Piping.

11-21-2027
QA-04605

Process Piping Installation ASME B31.3 (SHOP & FIELD)

Fabrication and assembly of process piping at the above location and fabrication, assembly and erection of process piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.3 Process Piping.

11-21-2027
QA-04381

Refrigeration Piping Installation ASME B31.5 (SHOP AND FIELD)

Fabrication and assembly of refrigeration piping at the above location and fabrication, assembly and erection of refrigeration piping at field sites controlled by the above location in accordance with CSA Standard B52, Mechanical Refrigeration Code and ASME B31.5 Refrigeration Piping.

11-21-2027
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METAL-AIR MECHANICAL SYSTEMS LTD

Address:
2828 Belisle Dr
Val Caron
Canada
P3N 1B3
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-04604

Power Piping Installation ASME B31.1 (SHOP & FIELD)

Fabrication and assembly of power piping at the above location and fabrication, assembly and erection of power piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.1 Power Piping.

11-21-2027
QA-04605

Process Piping Installation ASME B31.3 (SHOP & FIELD)

Fabrication and assembly of process piping at the above location and fabrication, assembly and erection of process piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.3 Process Piping.

11-21-2027
QA-04381

Refrigeration Piping Installation ASME B31.5 (SHOP AND FIELD)

Fabrication and assembly of refrigeration piping at the above location and fabrication, assembly and erection of refrigeration piping at field sites controlled by the above location in accordance with CSA Standard B52, Mechanical Refrigeration Code and ASME B31.5 Refrigeration Piping.

11-21-2027
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MESSER CANADA INC.

Address:
5860 CHEDWORTH WAY
MISSISSAUGA
Canada
L5R 0A2
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-02246

Process Piping Installation ASME B31.3 (SHOP & FIELD)

Fabrication, assembly and repair of process piping at the above location and fabrication, assembly, erection and repair of process piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.3 Process Piping.

03-07-2027
QA-02247

Medical Gas Piping Installation CSA-Z7396.1 (SHOP & FIELD)

Fabrication, assembly and repair of medical gas piping at the above location and fabrication, assembly, erection and repair of medical gas piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and CSA-Z7396.1 Medical Gas Pipeline Systems.

03-07-2027
QA-06208

Power Piping Installation ASME B31.1 (SHOP & FIELD)

Fabrication, assembly and repair of power piping at the above location and fabrication, assembly, erection and repair of power piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.1 Power Piping.

03-07-2027
Address:
5860 CHEDWORTH WAY
MISSISSAUGA
Canada
L5R 0A2
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-10613

Alternate Piping Process

Alternate Process for Pressure Piping Inspection in Ontario in accordance with TSSA Safety Advisory BPV-001-23 and the Ontario Regulation 220/01 Section 9(4).

03-07-2027
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MESSER CANADA INC.

Address:
5860 CHEDWORTH WAY
MISSISSAUGA
Canada
L5R 0A2
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-02246

Process Piping Installation ASME B31.3 (SHOP & FIELD)

Fabrication, assembly and repair of process piping at the above location and fabrication, assembly, erection and repair of process piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.3 Process Piping.

03-07-2027
QA-02247

Medical Gas Piping Installation CSA-Z7396.1 (SHOP & FIELD)

Fabrication, assembly and repair of medical gas piping at the above location and fabrication, assembly, erection and repair of medical gas piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and CSA-Z7396.1 Medical Gas Pipeline Systems.

03-07-2027
QA-06208

Power Piping Installation ASME B31.1 (SHOP & FIELD)

Fabrication, assembly and repair of power piping at the above location and fabrication, assembly, erection and repair of power piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.1 Power Piping.

03-07-2027
Address:
5860 CHEDWORTH WAY
MISSISSAUGA
Canada
L5R 0A2
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-10613

Alternate Piping Process

Alternate Process for Pressure Piping Inspection in Ontario in accordance with TSSA Safety Advisory BPV-001-23 and the Ontario Regulation 220/01 Section 9(4).

03-07-2027
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MESSER CANADA INC.

Address:
5860 CHEDWORTH WAY
MISSISSAUGA
Canada
L5R 0A2
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-02246

Process Piping Installation ASME B31.3 (SHOP & FIELD)

Fabrication, assembly and repair of process piping at the above location and fabrication, assembly, erection and repair of process piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.3 Process Piping.

03-07-2027
QA-02247

Medical Gas Piping Installation CSA-Z7396.1 (SHOP & FIELD)

Fabrication, assembly and repair of medical gas piping at the above location and fabrication, assembly, erection and repair of medical gas piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and CSA-Z7396.1 Medical Gas Pipeline Systems.

03-07-2027
QA-06208

Power Piping Installation ASME B31.1 (SHOP & FIELD)

Fabrication, assembly and repair of power piping at the above location and fabrication, assembly, erection and repair of power piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.1 Power Piping.

03-07-2027
Address:
5860 CHEDWORTH WAY
MISSISSAUGA
Canada
L5R 0A2
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-10613

Alternate Piping Process

Alternate Process for Pressure Piping Inspection in Ontario in accordance with TSSA Safety Advisory BPV-001-23 and the Ontario Regulation 220/01 Section 9(4).

03-07-2027
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MESSER CANADA INC.

Address:
5860 CHEDWORTH WAY
MISSISSAUGA
Canada
L5R 0A2
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-02246

Process Piping Installation ASME B31.3 (SHOP & FIELD)

Fabrication, assembly and repair of process piping at the above location and fabrication, assembly, erection and repair of process piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.3 Process Piping.

03-07-2027
QA-02247

Medical Gas Piping Installation CSA-Z7396.1 (SHOP & FIELD)

Fabrication, assembly and repair of medical gas piping at the above location and fabrication, assembly, erection and repair of medical gas piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and CSA-Z7396.1 Medical Gas Pipeline Systems.

03-07-2027
QA-06208

Power Piping Installation ASME B31.1 (SHOP & FIELD)

Fabrication, assembly and repair of power piping at the above location and fabrication, assembly, erection and repair of power piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.1 Power Piping.

03-07-2027
Address:
5860 CHEDWORTH WAY
MISSISSAUGA
Canada
L5R 0A2
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-10613

Alternate Piping Process

Alternate Process for Pressure Piping Inspection in Ontario in accordance with TSSA Safety Advisory BPV-001-23 and the Ontario Regulation 220/01 Section 9(4).

03-07-2027
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MESSENGER MECHANICAL SERVICES INC O/A A1 AIR CONDITIONING AND HEATING

Address:
1420 CORNWALL RD UNIT 3
OAKVILLE
Canada
L6J 7W5
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-04171

Refrigeration Piping Installation ASME B31.5 (SHOP AND FIELD)

Fabrication, assembly and repair of refrigeration piping at the above location and fabrication, assembly, erection and repair of refrigeration piping at field sites controlled by the above location in accordance with CSA Standard B52, Mechanical Refrigeration Code and ASME B31.5 Refrigeration Piping.

07-18-2026
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MERKEL AIR SYSTEMS LTD.

Address:
8 DENSMORE AV
TORONTO
Canada
M9W 1V2
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-06076

Refrigeration Piping Installation ASME B31.5 (SHOP AND FIELD)

Fabrication, assembly and repair of refrigeration piping at the above location and fabrication, assembly, erection and repair of refrigeration piping at field sites controlled by the above location in accordance with CSA Standard B52, Mechanical Refrigeration Code and ASME B31.5 Refrigeration Piping.

10-02-2026
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MEEHAN'S INDUSTRIAL MAINTENANCE LTD

Address:
50 HANNANT CRT
MILTON
Canada
L9T 5C1
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-10615

CSA-B51 Fittings

Fabrication of Welded and Non-Welded Category H type Fittings only at the Above Location Only. In accordance with CSA Standard B51 Boiler, Pressure Vessel and Pressure Piping Code.

10-26-2026
QA-01049

Boiler & Pressure Vessel Repair/Alteration (SHOP & FIELD)

Repair and alteration of boilers, pressure vessels, piping and fittings at the above location and for repairs and alterations at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

10-26-2026
QA-01048

Process Piping Installation ASME B31.3 (SHOP & FIELD)

Fabrication, assembly and repair of process piping at the above location and fabrication, assembly, erection and repair of process piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.3 Process Piping.

10-26-2026
QA-01047

Power Piping Installation ASME B31.1 (SHOP & FIELD)

Fabrication, assembly and repair of power piping at the above location and fabrication, assembly, erection and repair of power piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.1 Power Piping.

10-26-2026
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