LANGENDOEN MECHANICAL INC.

Address:
1764 SOUTH SERVICE RD
ST CATHARINES
Canada
L2R 6P9
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-03613

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

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

06-20-2027
QA-03611

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.

06-20-2027
QA-03612

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.

06-20-2027
QA-10336

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.

06-20-2027
QA-10747

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).

06-20-2027
QA-10748

CSA-B51 Fittings

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

06-20-2027
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LANGENDOEN MECHANICAL INC.

Address:
1764 SOUTH SERVICE RD
ST CATHARINES
Canada
L2R 6P9
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-03613

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

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

06-20-2027
QA-03611

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.

06-20-2027
QA-03612

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.

06-20-2027
QA-10336

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.

06-20-2027
QA-10747

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).

06-20-2027
QA-10748

CSA-B51 Fittings

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

06-20-2027
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LANGENDOEN MECHANICAL INC.

Address:
1764 SOUTH SERVICE RD
ST CATHARINES
Canada
L2R 6P9
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-03613

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

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

06-20-2027
QA-03611

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.

06-20-2027
QA-03612

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.

06-20-2027
QA-10336

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.

06-20-2027
QA-10747

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).

06-20-2027
QA-10748

CSA-B51 Fittings

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

06-20-2027
Back to Certificate of Authorization list

LANGENDOEN MECHANICAL INC.

Address:
1764 SOUTH SERVICE RD
ST CATHARINES
Canada
L2R 6P9
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-03613

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

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

06-20-2027
QA-03611

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.

06-20-2027
QA-03612

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.

06-20-2027
QA-10336

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.

06-20-2027
QA-10747

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).

06-20-2027
QA-10748

CSA-B51 Fittings

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

06-20-2027
Back to Certificate of Authorization list

LANGENDOEN MECHANICAL INC.

Address:
1764 SOUTH SERVICE RD
ST CATHARINES
Canada
L2R 6P9
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-03613

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

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

06-20-2027
QA-03611

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.

06-20-2027
QA-03612

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.

06-20-2027
QA-10336

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.

06-20-2027
QA-10747

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).

06-20-2027
QA-10748

CSA-B51 Fittings

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

06-20-2027
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LANCASTER GROUP INC

Address:
195 HEMPSTEAD DR
HAMILTON
Canada
L8W 2E6
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-03119

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.

03-12-2026
QA-10840

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).

03-12-2026
Back to Certificate of Authorization list

LANCASTER GROUP INC

Address:
195 HEMPSTEAD DR
HAMILTON
Canada
L8W 2E6
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-03119

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.

03-12-2026
QA-10840

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).

03-12-2026
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LAMSAR INC

Address:
1249 PLANK RD
SARNIA
Canada
N7T 7H3
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-04680

ASME A-2-Section I Boiler Assembly (SHOP & FIELD)

Manufacture and assembly of power boilers at the above location and field sites controlled by the above location in accordance with ASME Boiler and Pressure Vessel Code, Section I, and CSA Standard B51, Boiler, Pressure Vessel, and Pressure Piping Code.

08-21-2028
QA-00523

ASME U-4-Sec. VIII, Div 1 Pressure Vessel Mfr. (SHOP & FIELD)

Manufacturer of pressure vessels at the above location and Manufacturer of pressure vessels at at the above location and field sites controlled by the above location. In accordance with ASME Boiler and Pressure Vessel Code, Section VIII, Division 1 and CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

08-21-2028
QA-00526

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

Repair and Alteration Organization of boilers, pressure vessels, piping and Category A, B, C, D, E, F and H type fittings at the above location and for repairs and alterations at field sites controlled by this location. In accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

08-21-2028
QA-02764

Hot Tapping and Line Stopping

Hot Tap and Line Stopping of pressure equipment at field sites controlled by the above location only in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

08-21-2028
QA-00524

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.

08-21-2028
QA-00525

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.

08-21-2028
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LAMSAR INC

Address:
1249 PLANK RD
SARNIA
Canada
N7T 7H3
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-04680

ASME A-2-Section I Boiler Assembly (SHOP & FIELD)

Manufacture and assembly of power boilers at the above location and field sites controlled by the above location in accordance with ASME Boiler and Pressure Vessel Code, Section I, and CSA Standard B51, Boiler, Pressure Vessel, and Pressure Piping Code.

08-21-2028
QA-00523

ASME U-4-Sec. VIII, Div 1 Pressure Vessel Mfr. (SHOP & FIELD)

Manufacturer of pressure vessels at the above location and Manufacturer of pressure vessels at at the above location and field sites controlled by the above location. In accordance with ASME Boiler and Pressure Vessel Code, Section VIII, Division 1 and CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

08-21-2028
QA-00526

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

Repair and Alteration Organization of boilers, pressure vessels, piping and Category A, B, C, D, E, F and H type fittings at the above location and for repairs and alterations at field sites controlled by this location. In accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

08-21-2028
QA-02764

Hot Tapping and Line Stopping

Hot Tap and Line Stopping of pressure equipment at field sites controlled by the above location only in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

08-21-2028
QA-00524

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.

08-21-2028
QA-00525

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.

08-21-2028
Back to Certificate of Authorization list

LAMSAR INC

Address:
1249 PLANK RD
SARNIA
Canada
N7T 7H3
TSSA BPV Certification Number Certificate Type Scope Description Expiry Date
QA-04680

ASME A-2-Section I Boiler Assembly (SHOP & FIELD)

Manufacture and assembly of power boilers at the above location and field sites controlled by the above location in accordance with ASME Boiler and Pressure Vessel Code, Section I, and CSA Standard B51, Boiler, Pressure Vessel, and Pressure Piping Code.

08-21-2028
QA-00523

ASME U-4-Sec. VIII, Div 1 Pressure Vessel Mfr. (SHOP & FIELD)

Manufacturer of pressure vessels at the above location and Manufacturer of pressure vessels at at the above location and field sites controlled by the above location. In accordance with ASME Boiler and Pressure Vessel Code, Section VIII, Division 1 and CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

08-21-2028
QA-00526

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

Repair and Alteration Organization of boilers, pressure vessels, piping and Category A, B, C, D, E, F and H type fittings at the above location and for repairs and alterations at field sites controlled by this location. In accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

08-21-2028
QA-02764

Hot Tapping and Line Stopping

Hot Tap and Line Stopping of pressure equipment at field sites controlled by the above location only in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

08-21-2028
QA-00524

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.

08-21-2028
QA-00525

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.

08-21-2028
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